Refactor code structure for improved readability and maintainability

database/migrations/010_chat_notifications.sql

@@ -0,0 +1,4 @@
+ALTER TABLE notifications ADD COLUMN IF NOT EXISTS context_id UUID;
+ALTER TABLE notifications ADD COLUMN IF NOT EXISTS context_type VARCHAR(50);
+
+CREATE INDEX IF NOT EXISTS idx_notifications_context ON notifications(context_type, context_id) WHERE context_type IS NOT NULL;

database/migrations/run_all.sql

@@ -34,8 +34,5 @@ BEGIN;
 \echo '=== Running 009_settings.sql (Company Settings + User Preferences) ==='
 \i 009_settings.sql
 
-\echo '=== Running 010_facebook_accounts.sql (Facebook Account Tracking) ==='
-\i 010_facebook_accounts.sql
-
 \echo '=== Migration Complete ==='
 COMMIT;