Add robust SQLite migration system with initial schema for TimeSafari desktop app.
Includes comprehensive error handling, transaction safety, and detailed logging.
Key Changes:
- Add migration system with version tracking and rollback support
- Implement initial schema with accounts, secret, settings, contacts tables
- Configure SQLite PRAGMAs for optimal performance and reliability
- Add detailed logging and state verification
- Set up WAL journal mode and connection pooling
Technical Details:
- Use @capacitor-community/sqlite for native SQLite integration
- Implement atomic transactions per migration
- Add SQL validation and parsing utilities
- Configure PRAGMAs:
* foreign_keys = ON
* journal_mode = WAL
* synchronous = NORMAL
* temp_store = MEMORY
* page_size = 4096
* cache_size = 2000
* busy_timeout = 15000
* wal_autocheckpoint = 1000
Note: Current version has duplicate migration v1 entries that need to be
addressed in a follow-up commit to ensure proper versioning.
Testing:
- Verified migrations run successfully
- Confirmed table creation and index setup
- Validated transaction safety and rollback
- Checked logging and error handling
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