Release v2.1.0

• 52322a7 Add brackets where required due to JS precedence
• 86bc5a5 Resolve handler if background.js is not responding
• d471231 Add JSdoc comments to functions
• c14fa3d Ensure disabled set is not accessed
• cf831bc Use RapidAPI, audio samples for sample words
• 823d4b0 Recreate context menus on storage update
• 9ab873c Reload settings page on storage change
• e98bae3 Show a custom badge after context menu
• ed749bf Regenerate context menus if changes occur
• de07c5d Context menu item for adding kanji to new set
• cf6e31d Add context menus for adding kanji to sets
• 58d9899 Add prescribed kanji set
• 39ed170 Merge branch 'main' of https://github.com/aiden2480/kanjithing

What's Changed

• Encode sets for importing/exporting in syllabus hexadecimal by @aiden2480 in #22

Full Changelog: v2.0.2...v2.1.0