memos/store/db
Steven 8770b186e4 fix: add Unicode case-insensitive search for SQLite (#5559)
Add custom memos_unicode_lower() SQLite function to enable proper
case-insensitive text search for non-English languages (Cyrillic,
Greek, CJK, etc.).

Previously, SQLite's LOWER() only worked for ASCII characters due to
modernc.org/sqlite lacking ICU extension. This caused searches for
non-English text to be case-sensitive (e.g., searching 'блины' wouldn't
find 'Блины').

Changes:
- Add store/db/sqlite/functions.go with Unicode case folding function
- Register custom function using golang.org/x/text/cases.Fold()
- Update filter renderer to use custom function for SQLite dialect
- Add test for Unicode case-insensitive search
- Make golang.org/x/text a direct dependency

Fixes #5559
2026-02-02 21:10:07 +08:00
..
mysql chore: remove redundant tests 2026-01-20 09:12:36 +08:00
postgres chore: remove redundant tests 2026-01-20 09:12:36 +08:00
sqlite fix: add Unicode case-insensitive search for SQLite (#5559) 2026-02-02 21:10:07 +08:00
db.go refactor: clean packages 2025-05-29 21:44:43 +08:00