Modernize codebase

- Use ES modules
- Remove vendored libs and build them from npm using esbuild
- Switch from JSZip to zip.js

2 files changed, 2 insertions, 2 deletions

diff --git a/ext/js/language/sandbox/dictionary-data-util.js b/ext/js/language/sandbox/dictionary-data-util.js
index 323076e8..1b71346a 100644
--- a/ext/js/language/sandbox/dictionary-data-util.js
+++ b/ext/js/language/sandbox/dictionary-data-util.js
@@ -16,7 +16,7 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-class DictionaryDataUtil {
+export class DictionaryDataUtil {
     static groupTermTags(dictionaryEntry) {
         const {headwords} = dictionaryEntry;
         const headwordCount = headwords.length;
diff --git a/ext/js/language/sandbox/japanese-util.js b/ext/js/language/sandbox/japanese-util.js
index eee70f9c..316b1c2e 100644
--- a/ext/js/language/sandbox/japanese-util.js
+++ b/ext/js/language/sandbox/japanese-util.js
@@ -16,7 +16,7 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-const JapaneseUtil = (() => {
+export const JapaneseUtil = (() => {
     const HIRAGANA_SMALL_TSU_CODE_POINT = 0x3063;
     const KATAKANA_SMALL_TSU_CODE_POINT = 0x30c3;
     const KATAKANA_SMALL_KA_CODE_POINT = 0x30f5;