Fix duplicate feedback event listeners, support image_url fallback on backend, and enable webcam demorphing

Wire up Identity Verification tab, implement POST /api/identity/verify endpoint, and add demorph result download/flag actions

Disable PostgreSQL database connections on Hugging Face Spaces

Implement registration role request, register link in login form, and background email alerts to sales@freshbeats.ai on login/registration

Fix landing page redirect latency by using lightweight animated CSS background on HF spaces, and remove invalid nested button markup

fix: make psycopg2 optional in api_auth, advanced_face_capture, and enhanced_integration_api

fix: make psycopg2 optional and support SQLite fallback for user auth on HF Spaces

fix: make web3 a soft/optional import in blockchain_store

Initial clean commit of modular MorphGuard