fixed eslint, changed header to only use 2 spaces, added missing headers to test

146 files changed, 148 insertions, 148 deletions

diff --git a/ext/js/accessibility/accessibility-controller.js b/ext/js/accessibility/accessibility-controller.js
index 2f6d241f..1ca8da2c 100644
--- a/ext/js/accessibility/accessibility-controller.js
+++ b/ext/js/accessibility/accessibility-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/accessibility/google-docs-util.js b/ext/js/accessibility/google-docs-util.js
index 0ef58eac..3d9818ef 100644
--- a/ext/js/accessibility/google-docs-util.js
+++ b/ext/js/accessibility/google-docs-util.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/accessibility/google-docs.js b/ext/js/accessibility/google-docs.js
index 4c3b909f..f9290078 100644
--- a/ext/js/accessibility/google-docs.js
+++ b/ext/js/accessibility/google-docs.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/app/content-script-main.js b/ext/js/app/content-script-main.js
index e278cfdb..0006a244 100644
--- a/ext/js/app/content-script-main.js
+++ b/ext/js/app/content-script-main.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/app/frontend.js b/ext/js/app/frontend.js
index 3f783eee..dc16701d 100644
--- a/ext/js/app/frontend.js
+++ b/ext/js/app/frontend.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/app/popup-factory.js b/ext/js/app/popup-factory.js
index 858302a7..eeb31a1b 100644
--- a/ext/js/app/popup-factory.js
+++ b/ext/js/app/popup-factory.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/app/popup-proxy.js b/ext/js/app/popup-proxy.js
index a5392894..e7e51ddf 100644
--- a/ext/js/app/popup-proxy.js
+++ b/ext/js/app/popup-proxy.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/app/popup-window.js b/ext/js/app/popup-window.js
index 9aee160a..32e8b250 100644
--- a/ext/js/app/popup-window.js
+++ b/ext/js/app/popup-window.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/app/popup.js b/ext/js/app/popup.js
index 442c0baf..8d140064 100644
--- a/ext/js/app/popup.js
+++ b/ext/js/app/popup.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/app/theme-controller.js b/ext/js/app/theme-controller.js
index 6f3184be..f8d5410b 100644
--- a/ext/js/app/theme-controller.js
+++ b/ext/js/app/theme-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/background/backend.js b/ext/js/background/backend.js
index d7f508be..c8eb47b9 100644
--- a/ext/js/background/backend.js
+++ b/ext/js/background/backend.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/background/background-main.js b/ext/js/background/background-main.js
index 1404bdbe..3b1d42eb 100644
--- a/ext/js/background/background-main.js
+++ b/ext/js/background/background-main.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/background/profile-conditions-util.js b/ext/js/background/profile-conditions-util.js
index e09b7cfb..1e2c01f8 100644
--- a/ext/js/background/profile-conditions-util.js
+++ b/ext/js/background/profile-conditions-util.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/background/request-builder.js b/ext/js/background/request-builder.js
index 9b5ff7a7..eca7d0d3 100644
--- a/ext/js/background/request-builder.js
+++ b/ext/js/background/request-builder.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/background/script-manager.js b/ext/js/background/script-manager.js
index 0f49cbcc..722a46f0 100644
--- a/ext/js/background/script-manager.js
+++ b/ext/js/background/script-manager.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/comm/anki-connect.js b/ext/js/comm/anki-connect.js
index 93bef27a..b5e4d16d 100644
--- a/ext/js/comm/anki-connect.js
+++ b/ext/js/comm/anki-connect.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/comm/api.js b/ext/js/comm/api.js
index 8c76b795..de12bb6c 100644
--- a/ext/js/comm/api.js
+++ b/ext/js/comm/api.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/comm/clipboard-monitor.js b/ext/js/comm/clipboard-monitor.js
index 7d339fd4..fbf56432 100644
--- a/ext/js/comm/clipboard-monitor.js
+++ b/ext/js/comm/clipboard-monitor.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/comm/clipboard-reader.js b/ext/js/comm/clipboard-reader.js
index 1b0e87ca..1ea507b8 100644
--- a/ext/js/comm/clipboard-reader.js
+++ b/ext/js/comm/clipboard-reader.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/comm/cross-frame-api.js b/ext/js/comm/cross-frame-api.js
index 89946004..7892eb4c 100644
--- a/ext/js/comm/cross-frame-api.js
+++ b/ext/js/comm/cross-frame-api.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/comm/frame-ancestry-handler.js b/ext/js/comm/frame-ancestry-handler.js
index 02a48e47..c2e79733 100644
--- a/ext/js/comm/frame-ancestry-handler.js
+++ b/ext/js/comm/frame-ancestry-handler.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/comm/frame-client.js b/ext/js/comm/frame-client.js
index 7d14b79f..46b1f502 100644
--- a/ext/js/comm/frame-client.js
+++ b/ext/js/comm/frame-client.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/comm/frame-endpoint.js b/ext/js/comm/frame-endpoint.js
index ef9e3ad2..dad9f40e 100644
--- a/ext/js/comm/frame-endpoint.js
+++ b/ext/js/comm/frame-endpoint.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/comm/frame-offset-forwarder.js b/ext/js/comm/frame-offset-forwarder.js
index fb01489c..87c6a9ce 100644
--- a/ext/js/comm/frame-offset-forwarder.js
+++ b/ext/js/comm/frame-offset-forwarder.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/comm/mecab.js b/ext/js/comm/mecab.js
index b1cb767a..bdc8c588 100644
--- a/ext/js/comm/mecab.js
+++ b/ext/js/comm/mecab.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/core.js b/ext/js/core.js
index 0eccd645..b43d08ff 100644
--- a/ext/js/core.js
+++ b/ext/js/core.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/data/anki-note-builder.js b/ext/js/data/anki-note-builder.js
index cc5875ba..c1b58cc2 100644
--- a/ext/js/data/anki-note-builder.js
+++ b/ext/js/data/anki-note-builder.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/data/anki-util.js b/ext/js/data/anki-util.js
index baf23d12..3b433dc9 100644
--- a/ext/js/data/anki-util.js
+++ b/ext/js/data/anki-util.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/data/database.js b/ext/js/data/database.js
index c42b9e97..205f6385 100644
--- a/ext/js/data/database.js
+++ b/ext/js/data/database.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/data/json-schema.js b/ext/js/data/json-schema.js
index c0e778f6..c22a0e1a 100644
--- a/ext/js/data/json-schema.js
+++ b/ext/js/data/json-schema.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/data/options-util.js b/ext/js/data/options-util.js
index 21de483d..2674701f 100644
--- a/ext/js/data/options-util.js
+++ b/ext/js/data/options-util.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/data/permissions-util.js b/ext/js/data/permissions-util.js
index c7187e36..afec470c 100644
--- a/ext/js/data/permissions-util.js
+++ b/ext/js/data/permissions-util.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/data/sandbox/anki-note-data-creator.js b/ext/js/data/sandbox/anki-note-data-creator.js
index f7bb2c06..33b4af6f 100644
--- a/ext/js/data/sandbox/anki-note-data-creator.js
+++ b/ext/js/data/sandbox/anki-note-data-creator.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/data/sandbox/array-buffer-util.js b/ext/js/data/sandbox/array-buffer-util.js
index c79c1d34..f96406bc 100644
--- a/ext/js/data/sandbox/array-buffer-util.js
+++ b/ext/js/data/sandbox/array-buffer-util.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/data/sandbox/string-util.js b/ext/js/data/sandbox/string-util.js
index ec5dd5fc..c158fd1a 100644
--- a/ext/js/data/sandbox/string-util.js
+++ b/ext/js/data/sandbox/string-util.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/debug/timer.js b/ext/js/debug/timer.js
index 6e5b1694..f57e9e79 100644
--- a/ext/js/debug/timer.js
+++ b/ext/js/debug/timer.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/display-anki.js b/ext/js/display/display-anki.js
index 15ead997..9a1aae23 100644
--- a/ext/js/display/display-anki.js
+++ b/ext/js/display/display-anki.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/display-audio.js b/ext/js/display/display-audio.js
index 628ecdab..c0b3859d 100644
--- a/ext/js/display/display-audio.js
+++ b/ext/js/display/display-audio.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/display-content-manager.js b/ext/js/display/display-content-manager.js
index bff02666..2abff98a 100644
--- a/ext/js/display/display-content-manager.js
+++ b/ext/js/display/display-content-manager.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/display-generator.js b/ext/js/display/display-generator.js
index 5c84fcbc..293cb725 100644
--- a/ext/js/display/display-generator.js
+++ b/ext/js/display/display-generator.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/display-history.js b/ext/js/display/display-history.js
index 1f7ea436..71882ca3 100644
--- a/ext/js/display/display-history.js
+++ b/ext/js/display/display-history.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/display-notification.js b/ext/js/display/display-notification.js
index da7150e0..d5c77b04 100644
--- a/ext/js/display/display-notification.js
+++ b/ext/js/display/display-notification.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2017-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/display-profile-selection.js b/ext/js/display/display-profile-selection.js
index 1cffa558..b14b4d8b 100644
--- a/ext/js/display/display-profile-selection.js
+++ b/ext/js/display/display-profile-selection.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/display-resizer.js b/ext/js/display/display-resizer.js
index 81e29170..1356c0a7 100644
--- a/ext/js/display/display-resizer.js
+++ b/ext/js/display/display-resizer.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/display.js b/ext/js/display/display.js
index 2c9eab11..693bd201 100644
--- a/ext/js/display/display.js
+++ b/ext/js/display/display.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2017-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/element-overflow-controller.js b/ext/js/display/element-overflow-controller.js
index 9b997647..9fb3d26f 100644
--- a/ext/js/display/element-overflow-controller.js
+++ b/ext/js/display/element-overflow-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/option-toggle-hotkey-handler.js b/ext/js/display/option-toggle-hotkey-handler.js
index eec63ecd..251e03fa 100644
--- a/ext/js/display/option-toggle-hotkey-handler.js
+++ b/ext/js/display/option-toggle-hotkey-handler.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/popup-main.js b/ext/js/display/popup-main.js
index 586eb150..4d7c8c86 100644
--- a/ext/js/display/popup-main.js
+++ b/ext/js/display/popup-main.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/query-parser.js b/ext/js/display/query-parser.js
index c5bc47de..205be579 100644
--- a/ext/js/display/query-parser.js
+++ b/ext/js/display/query-parser.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/sandbox/pronunciation-generator.js b/ext/js/display/sandbox/pronunciation-generator.js
index 50000ab6..027771f6 100644
--- a/ext/js/display/sandbox/pronunciation-generator.js
+++ b/ext/js/display/sandbox/pronunciation-generator.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/sandbox/structured-content-generator.js b/ext/js/display/sandbox/structured-content-generator.js
index 98114221..2d3a620d 100644
--- a/ext/js/display/sandbox/structured-content-generator.js
+++ b/ext/js/display/sandbox/structured-content-generator.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/search-action-popup-controller.js b/ext/js/display/search-action-popup-controller.js
index 5f230ded..e29ac0f4 100644
--- a/ext/js/display/search-action-popup-controller.js
+++ b/ext/js/display/search-action-popup-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/search-display-controller.js b/ext/js/display/search-display-controller.js
index 0e477fe7..25d9d6c2 100644
--- a/ext/js/display/search-display-controller.js
+++ b/ext/js/display/search-display-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/search-main.js b/ext/js/display/search-main.js
index 7bf04e98..77b96804 100644
--- a/ext/js/display/search-main.js
+++ b/ext/js/display/search-main.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/display/search-persistent-state-controller.js b/ext/js/display/search-persistent-state-controller.js
index dda44f8a..2b651ffa 100644
--- a/ext/js/display/search-persistent-state-controller.js
+++ b/ext/js/display/search-persistent-state-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/document-focus-controller.js b/ext/js/dom/document-focus-controller.js
index cf1d6ea4..937a7c13 100644
--- a/ext/js/dom/document-focus-controller.js
+++ b/ext/js/dom/document-focus-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/document-util.js b/ext/js/dom/document-util.js
index 70cc95bf..9bca951b 100644
--- a/ext/js/dom/document-util.js
+++ b/ext/js/dom/document-util.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/dom-data-binder.js b/ext/js/dom/dom-data-binder.js
index 4d7153fd..fca5cd9f 100644
--- a/ext/js/dom/dom-data-binder.js
+++ b/ext/js/dom/dom-data-binder.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/dom-text-scanner.js b/ext/js/dom/dom-text-scanner.js
index 77cc60b8..dc5bd96a 100644
--- a/ext/js/dom/dom-text-scanner.js
+++ b/ext/js/dom/dom-text-scanner.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/html-template-collection.js b/ext/js/dom/html-template-collection.js
index a0fad712..4cdcf938 100644
--- a/ext/js/dom/html-template-collection.js
+++ b/ext/js/dom/html-template-collection.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/native-simple-dom-parser.js b/ext/js/dom/native-simple-dom-parser.js
index 04b5c5c2..245386bd 100644
--- a/ext/js/dom/native-simple-dom-parser.js
+++ b/ext/js/dom/native-simple-dom-parser.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/panel-element.js b/ext/js/dom/panel-element.js
index ecb5d92e..ac283d02 100644
--- a/ext/js/dom/panel-element.js
+++ b/ext/js/dom/panel-element.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/popup-menu.js b/ext/js/dom/popup-menu.js
index 213b64eb..4ab1e049 100644
--- a/ext/js/dom/popup-menu.js
+++ b/ext/js/dom/popup-menu.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/sandbox/css-style-applier.js b/ext/js/dom/sandbox/css-style-applier.js
index 41b7ac79..01936d26 100644
--- a/ext/js/dom/sandbox/css-style-applier.js
+++ b/ext/js/dom/sandbox/css-style-applier.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/scroll-element.js b/ext/js/dom/scroll-element.js
index 3f5d9edc..e7526db0 100644
--- a/ext/js/dom/scroll-element.js
+++ b/ext/js/dom/scroll-element.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/selector-observer.js b/ext/js/dom/selector-observer.js
index 643ef3f3..56f97202 100644
--- a/ext/js/dom/selector-observer.js
+++ b/ext/js/dom/selector-observer.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/simple-dom-parser.js b/ext/js/dom/simple-dom-parser.js
index 766215be..266a465c 100644
--- a/ext/js/dom/simple-dom-parser.js
+++ b/ext/js/dom/simple-dom-parser.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/text-source-element.js b/ext/js/dom/text-source-element.js
index fe6510e7..e37a3582 100644
--- a/ext/js/dom/text-source-element.js
+++ b/ext/js/dom/text-source-element.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/dom/text-source-range.js b/ext/js/dom/text-source-range.js
index 8f147722..8d6856b2 100644
--- a/ext/js/dom/text-source-range.js
+++ b/ext/js/dom/text-source-range.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/extension/environment.js b/ext/js/extension/environment.js
index 2ed5ec4e..ec1e8612 100644
--- a/ext/js/extension/environment.js
+++ b/ext/js/extension/environment.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/general/cache-map.js b/ext/js/general/cache-map.js
index f05422e9..817626ab 100644
--- a/ext/js/general/cache-map.js
+++ b/ext/js/general/cache-map.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/general/object-property-accessor.js b/ext/js/general/object-property-accessor.js
index d1595ecf..12b91935 100644
--- a/ext/js/general/object-property-accessor.js
+++ b/ext/js/general/object-property-accessor.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/general/regex-util.js b/ext/js/general/regex-util.js
index 3d4ef92e..6e466864 100644
--- a/ext/js/general/regex-util.js
+++ b/ext/js/general/regex-util.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/general/task-accumulator.js b/ext/js/general/task-accumulator.js
index 632391ad..b1185316 100644
--- a/ext/js/general/task-accumulator.js
+++ b/ext/js/general/task-accumulator.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/general/text-source-map.js b/ext/js/general/text-source-map.js
index 7ca64766..473fd0d0 100644
--- a/ext/js/general/text-source-map.js
+++ b/ext/js/general/text-source-map.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/input/hotkey-handler.js b/ext/js/input/hotkey-handler.js
index 37290974..26a80b77 100644
--- a/ext/js/input/hotkey-handler.js
+++ b/ext/js/input/hotkey-handler.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/input/hotkey-help-controller.js b/ext/js/input/hotkey-help-controller.js
index bd305902..e5ea75df 100644
--- a/ext/js/input/hotkey-help-controller.js
+++ b/ext/js/input/hotkey-help-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/input/hotkey-util.js b/ext/js/input/hotkey-util.js
index 14bed44a..eacbc553 100644
--- a/ext/js/input/hotkey-util.js
+++ b/ext/js/input/hotkey-util.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/language/deinflector.js b/ext/js/language/deinflector.js
index 28486507..b11aa918 100644
--- a/ext/js/language/deinflector.js
+++ b/ext/js/language/deinflector.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/language/dictionary-database.js b/ext/js/language/dictionary-database.js
index f1433d87..9f2b9e45 100644
--- a/ext/js/language/dictionary-database.js
+++ b/ext/js/language/dictionary-database.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/language/dictionary-importer-media-loader.js b/ext/js/language/dictionary-importer-media-loader.js
index 2eefeb2c..4024d0b3 100644
--- a/ext/js/language/dictionary-importer-media-loader.js
+++ b/ext/js/language/dictionary-importer-media-loader.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/language/dictionary-importer.js b/ext/js/language/dictionary-importer.js
index c4d417ff..718d9f1c 100644
--- a/ext/js/language/dictionary-importer.js
+++ b/ext/js/language/dictionary-importer.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/language/dictionary-worker-handler.js b/ext/js/language/dictionary-worker-handler.js
index 5fc01a8d..0e3e8495 100644
--- a/ext/js/language/dictionary-worker-handler.js
+++ b/ext/js/language/dictionary-worker-handler.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/language/dictionary-worker-main.js b/ext/js/language/dictionary-worker-main.js
index f2de563e..cbb3247c 100644
--- a/ext/js/language/dictionary-worker-main.js
+++ b/ext/js/language/dictionary-worker-main.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/language/dictionary-worker-media-loader.js b/ext/js/language/dictionary-worker-media-loader.js
index 39ddb793..d2ef4fae 100644
--- a/ext/js/language/dictionary-worker-media-loader.js
+++ b/ext/js/language/dictionary-worker-media-loader.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/language/dictionary-worker.js b/ext/js/language/dictionary-worker.js
index 378adaf7..b415a346 100644
--- a/ext/js/language/dictionary-worker.js
+++ b/ext/js/language/dictionary-worker.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/language/sandbox/dictionary-data-util.js b/ext/js/language/sandbox/dictionary-data-util.js
index e8e31ceb..323076e8 100644
--- a/ext/js/language/sandbox/dictionary-data-util.js
+++ b/ext/js/language/sandbox/dictionary-data-util.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/language/sandbox/japanese-util.js b/ext/js/language/sandbox/japanese-util.js
index aeacadf4..eee70f9c 100644
--- a/ext/js/language/sandbox/japanese-util.js
+++ b/ext/js/language/sandbox/japanese-util.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/language/text-scanner.js b/ext/js/language/text-scanner.js
index 12befc62..6fa7a454 100644
--- a/ext/js/language/text-scanner.js
+++ b/ext/js/language/text-scanner.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/language/translator.js b/ext/js/language/translator.js
index c7839515..edb38bfb 100644
--- a/ext/js/language/translator.js
+++ b/ext/js/language/translator.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/media/audio-downloader.js b/ext/js/media/audio-downloader.js
index 15ea5116..32048553 100644
--- a/ext/js/media/audio-downloader.js
+++ b/ext/js/media/audio-downloader.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2017-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/media/audio-system.js b/ext/js/media/audio-system.js
index d0848abd..eb20bac6 100644
--- a/ext/js/media/audio-system.js
+++ b/ext/js/media/audio-system.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/media/media-util.js b/ext/js/media/media-util.js
index e02cc391..f62baba2 100644
--- a/ext/js/media/media-util.js
+++ b/ext/js/media/media-util.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/media/text-to-speech-audio.js b/ext/js/media/text-to-speech-audio.js
index 51228f1c..35a0b9b1 100644
--- a/ext/js/media/text-to-speech-audio.js
+++ b/ext/js/media/text-to-speech-audio.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/action-popup-main.js b/ext/js/pages/action-popup-main.js
index 4c5d350f..9af5f64b 100644
--- a/ext/js/pages/action-popup-main.js
+++ b/ext/js/pages/action-popup-main.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2017-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/common/extension-content-controller.js b/ext/js/pages/common/extension-content-controller.js
index 758ea444..c50a6d23 100644
--- a/ext/js/pages/common/extension-content-controller.js
+++ b/ext/js/pages/common/extension-content-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/generic-page-main.js b/ext/js/pages/generic-page-main.js
index 9f1b339e..6cc6b9db 100644
--- a/ext/js/pages/generic-page-main.js
+++ b/ext/js/pages/generic-page-main.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/info-main.js b/ext/js/pages/info-main.js
index 514c805a..06ad10e8 100644
--- a/ext/js/pages/info-main.js
+++ b/ext/js/pages/info-main.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/permissions-main.js b/ext/js/pages/permissions-main.js
index 8423841d..57dbd2ee 100644
--- a/ext/js/pages/permissions-main.js
+++ b/ext/js/pages/permissions-main.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/anki-controller.js b/ext/js/pages/settings/anki-controller.js
index f09b0ebf..c66dfece 100644
--- a/ext/js/pages/settings/anki-controller.js
+++ b/ext/js/pages/settings/anki-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/anki-templates-controller.js b/ext/js/pages/settings/anki-templates-controller.js
index 857294e9..e66def9f 100644
--- a/ext/js/pages/settings/anki-templates-controller.js
+++ b/ext/js/pages/settings/anki-templates-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/audio-controller.js b/ext/js/pages/settings/audio-controller.js
index 7bc5fc85..82caff74 100644
--- a/ext/js/pages/settings/audio-controller.js
+++ b/ext/js/pages/settings/audio-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/backup-controller.js b/ext/js/pages/settings/backup-controller.js
index 1bcbc6e3..d95a64cd 100644
--- a/ext/js/pages/settings/backup-controller.js
+++ b/ext/js/pages/settings/backup-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/collapsible-dictionary-controller.js b/ext/js/pages/settings/collapsible-dictionary-controller.js
index 04e09d86..18327c3b 100644
--- a/ext/js/pages/settings/collapsible-dictionary-controller.js
+++ b/ext/js/pages/settings/collapsible-dictionary-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/dictionary-controller.js b/ext/js/pages/settings/dictionary-controller.js
index eba05c9a..3a70a614 100644
--- a/ext/js/pages/settings/dictionary-controller.js
+++ b/ext/js/pages/settings/dictionary-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/dictionary-import-controller.js b/ext/js/pages/settings/dictionary-import-controller.js
index ca729811..4708ee5f 100644
--- a/ext/js/pages/settings/dictionary-import-controller.js
+++ b/ext/js/pages/settings/dictionary-import-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/extension-keyboard-shortcuts-controller.js b/ext/js/pages/settings/extension-keyboard-shortcuts-controller.js
index b6954dc8..3ac036a3 100644
--- a/ext/js/pages/settings/extension-keyboard-shortcuts-controller.js
+++ b/ext/js/pages/settings/extension-keyboard-shortcuts-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/generic-setting-controller.js b/ext/js/pages/settings/generic-setting-controller.js
index 4419adc5..c416d1a7 100644
--- a/ext/js/pages/settings/generic-setting-controller.js
+++ b/ext/js/pages/settings/generic-setting-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/keyboard-mouse-input-field.js b/ext/js/pages/settings/keyboard-mouse-input-field.js
index 2430d56e..d4680eb1 100644
--- a/ext/js/pages/settings/keyboard-mouse-input-field.js
+++ b/ext/js/pages/settings/keyboard-mouse-input-field.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/keyboard-shortcuts-controller.js b/ext/js/pages/settings/keyboard-shortcuts-controller.js
index f469394b..e1c00080 100644
--- a/ext/js/pages/settings/keyboard-shortcuts-controller.js
+++ b/ext/js/pages/settings/keyboard-shortcuts-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/mecab-controller.js b/ext/js/pages/settings/mecab-controller.js
index 21d16043..8b00c72d 100644
--- a/ext/js/pages/settings/mecab-controller.js
+++ b/ext/js/pages/settings/mecab-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/modal-controller.js b/ext/js/pages/settings/modal-controller.js
index b5a4795f..645485d5 100644
--- a/ext/js/pages/settings/modal-controller.js
+++ b/ext/js/pages/settings/modal-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/modal.js b/ext/js/pages/settings/modal.js
index 1eb4b18a..74e22fa4 100644
--- a/ext/js/pages/settings/modal.js
+++ b/ext/js/pages/settings/modal.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/nested-popups-controller.js b/ext/js/pages/settings/nested-popups-controller.js
index 4246ac10..a46c8f16 100644
--- a/ext/js/pages/settings/nested-popups-controller.js
+++ b/ext/js/pages/settings/nested-popups-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/permissions-origin-controller.js b/ext/js/pages/settings/permissions-origin-controller.js
index 6bfa20b3..e31f75d1 100644
--- a/ext/js/pages/settings/permissions-origin-controller.js
+++ b/ext/js/pages/settings/permissions-origin-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/permissions-toggle-controller.js b/ext/js/pages/settings/permissions-toggle-controller.js
index 09ce897a..8bf9dc18 100644
--- a/ext/js/pages/settings/permissions-toggle-controller.js
+++ b/ext/js/pages/settings/permissions-toggle-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/persistent-storage-controller.js b/ext/js/pages/settings/persistent-storage-controller.js
index d0c509f1..45169240 100644
--- a/ext/js/pages/settings/persistent-storage-controller.js
+++ b/ext/js/pages/settings/persistent-storage-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/popup-preview-controller.js b/ext/js/pages/settings/popup-preview-controller.js
index 80142212..6f52613b 100644
--- a/ext/js/pages/settings/popup-preview-controller.js
+++ b/ext/js/pages/settings/popup-preview-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/popup-preview-frame-main.js b/ext/js/pages/settings/popup-preview-frame-main.js
index 038ef90b..4a2e5fda 100644
--- a/ext/js/pages/settings/popup-preview-frame-main.js
+++ b/ext/js/pages/settings/popup-preview-frame-main.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/popup-preview-frame.js b/ext/js/pages/settings/popup-preview-frame.js
index 84b5d217..f24e1485 100644
--- a/ext/js/pages/settings/popup-preview-frame.js
+++ b/ext/js/pages/settings/popup-preview-frame.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/popup-window-controller.js b/ext/js/pages/settings/popup-window-controller.js
index fff88cb3..af74de4b 100644
--- a/ext/js/pages/settings/popup-window-controller.js
+++ b/ext/js/pages/settings/popup-window-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/profile-conditions-ui.js b/ext/js/pages/settings/profile-conditions-ui.js
index a6e78a90..6865f27b 100644
--- a/ext/js/pages/settings/profile-conditions-ui.js
+++ b/ext/js/pages/settings/profile-conditions-ui.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/profile-controller.js b/ext/js/pages/settings/profile-controller.js
index cc331544..d9e25fcf 100644
--- a/ext/js/pages/settings/profile-controller.js
+++ b/ext/js/pages/settings/profile-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/scan-inputs-controller.js b/ext/js/pages/settings/scan-inputs-controller.js
index 32a3472c..3ee6aed0 100644
--- a/ext/js/pages/settings/scan-inputs-controller.js
+++ b/ext/js/pages/settings/scan-inputs-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/scan-inputs-simple-controller.js b/ext/js/pages/settings/scan-inputs-simple-controller.js
index 19bfe7ef..010cbd48 100644
--- a/ext/js/pages/settings/scan-inputs-simple-controller.js
+++ b/ext/js/pages/settings/scan-inputs-simple-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
@@ -244,4 +244,4 @@ class ScanInputsSimpleController {
         this._mainScanModifierKeyInputHasOther = !hasMainScanInput;
         this._populateSelect(this._mainScanModifierKeyInput, this._mainScanModifierKeyInputHasOther);
     }
-}
\ No newline at end of file
+}
diff --git a/ext/js/pages/settings/secondary-search-dictionary-controller.js b/ext/js/pages/settings/secondary-search-dictionary-controller.js
index a11c474c..2995fc54 100644
--- a/ext/js/pages/settings/secondary-search-dictionary-controller.js
+++ b/ext/js/pages/settings/secondary-search-dictionary-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
@@ -91,4 +91,4 @@ class SecondarySearchDictionaryController {
         const options = await this._settingsController.getOptions();
         this._onOptionsChanged({options});
     }
-}
\ No newline at end of file
+}
diff --git a/ext/js/pages/settings/sentence-termination-characters-controller.js b/ext/js/pages/settings/sentence-termination-characters-controller.js
index c28fd278..a243d2f8 100644
--- a/ext/js/pages/settings/sentence-termination-characters-controller.js
+++ b/ext/js/pages/settings/sentence-termination-characters-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/settings-controller.js b/ext/js/pages/settings/settings-controller.js
index 6f84856f..f27135c4 100644
--- a/ext/js/pages/settings/settings-controller.js
+++ b/ext/js/pages/settings/settings-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/settings-display-controller.js b/ext/js/pages/settings/settings-display-controller.js
index 34806a95..3f1f6b6b 100644
--- a/ext/js/pages/settings/settings-display-controller.js
+++ b/ext/js/pages/settings/settings-display-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/settings-main.js b/ext/js/pages/settings/settings-main.js
index 5e63c654..a4832220 100644
--- a/ext/js/pages/settings/settings-main.js
+++ b/ext/js/pages/settings/settings-main.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/sort-frequency-dictionary-controller.js b/ext/js/pages/settings/sort-frequency-dictionary-controller.js
index ccb6f240..9a3fc237 100644
--- a/ext/js/pages/settings/sort-frequency-dictionary-controller.js
+++ b/ext/js/pages/settings/sort-frequency-dictionary-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/status-footer.js b/ext/js/pages/settings/status-footer.js
index 491ba385..5c6ecbc8 100644
--- a/ext/js/pages/settings/status-footer.js
+++ b/ext/js/pages/settings/status-footer.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/storage-controller.js b/ext/js/pages/settings/storage-controller.js
index 401b50f2..49ee7361 100644
--- a/ext/js/pages/settings/storage-controller.js
+++ b/ext/js/pages/settings/storage-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/settings/translation-text-replacements-controller.js b/ext/js/pages/settings/translation-text-replacements-controller.js
index cb72c719..1a98c406 100644
--- a/ext/js/pages/settings/translation-text-replacements-controller.js
+++ b/ext/js/pages/settings/translation-text-replacements-controller.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/pages/welcome-main.js b/ext/js/pages/welcome-main.js
index c82daac6..eb8bd675 100644
--- a/ext/js/pages/welcome-main.js
+++ b/ext/js/pages/welcome-main.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2019-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/script/dynamic-loader-sentinel.js b/ext/js/script/dynamic-loader-sentinel.js
index d3c5c35f..9e049d7a 100644
--- a/ext/js/script/dynamic-loader-sentinel.js
+++ b/ext/js/script/dynamic-loader-sentinel.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/script/dynamic-loader.js b/ext/js/script/dynamic-loader.js
index 69f71ed5..7f3e77a4 100644
--- a/ext/js/script/dynamic-loader.js
+++ b/ext/js/script/dynamic-loader.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/templates/sandbox/anki-template-renderer-content-manager.js b/ext/js/templates/sandbox/anki-template-renderer-content-manager.js
index b53978ac..c51f01b3 100644
--- a/ext/js/templates/sandbox/anki-template-renderer-content-manager.js
+++ b/ext/js/templates/sandbox/anki-template-renderer-content-manager.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/templates/sandbox/anki-template-renderer.js b/ext/js/templates/sandbox/anki-template-renderer.js
index 92b4a28e..789f0942 100644
--- a/ext/js/templates/sandbox/anki-template-renderer.js
+++ b/ext/js/templates/sandbox/anki-template-renderer.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/templates/sandbox/template-renderer-frame-api.js b/ext/js/templates/sandbox/template-renderer-frame-api.js
index a91b24c7..d8f2714b 100644
--- a/ext/js/templates/sandbox/template-renderer-frame-api.js
+++ b/ext/js/templates/sandbox/template-renderer-frame-api.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/templates/sandbox/template-renderer-frame-main.js b/ext/js/templates/sandbox/template-renderer-frame-main.js
index c47ec933..df5b65ca 100644
--- a/ext/js/templates/sandbox/template-renderer-frame-main.js
+++ b/ext/js/templates/sandbox/template-renderer-frame-main.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/templates/sandbox/template-renderer-media-provider.js b/ext/js/templates/sandbox/template-renderer-media-provider.js
index c7e084db..f430fa27 100644
--- a/ext/js/templates/sandbox/template-renderer-media-provider.js
+++ b/ext/js/templates/sandbox/template-renderer-media-provider.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/templates/sandbox/template-renderer.js b/ext/js/templates/sandbox/template-renderer.js
index afb5b3c2..c3548b4f 100644
--- a/ext/js/templates/sandbox/template-renderer.js
+++ b/ext/js/templates/sandbox/template-renderer.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2016-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/templates/template-patcher.js b/ext/js/templates/template-patcher.js
index 78199432..1e6b0110 100644
--- a/ext/js/templates/template-patcher.js
+++ b/ext/js/templates/template-patcher.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2021-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/templates/template-renderer-proxy.js b/ext/js/templates/template-renderer-proxy.js
index b60d3048..b504daf2 100644
--- a/ext/js/templates/template-renderer-proxy.js
+++ b/ext/js/templates/template-renderer-proxy.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/ext/js/yomichan.js b/ext/js/yomichan.js
index c9c86173..6eea952e 100644
--- a/ext/js/yomichan.js
+++ b/ext/js/yomichan.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023       Yomitan Authors
+ * Copyright (C) 2023  Yomitan Authors
  * Copyright (C) 2020-2022  Yomichan Authors
  *
  * This program is free software: you can redistribute it and/or modify