* chore: bump version to 2.19.3 in package.json and optimize nonce verification logic in SQL schema
- Incremented application version from 2.19.2 to 2.19.3 in package.json.
- Enhanced nonce verification function in 12-one-time-tokens.sql for improved performance and concurrency handling.
1. Added declarative schemas to Supabase
2. Added Cursor Ignore to ignore some files from Cursor
3. Added Prettier Ignore to ignore some files from Prettier
4. Formatted files so that PG Schema diff won't return any changes