fix: resolution of critical blockers (P0/P1/P2 fixes) - async Redis, atomic credit updates, schema compatibility, task event loop safety, rate limits, timezone datetimes

fix: production readiness, security, performance, and worker refactoring

Configure unique prepared statement naming func for asyncpg to fully resolve PgBouncer conflicts

Disable statement cache size and prepared statement cache size in asyncpg connect args

Fix database connection prepared statement cache size for PgBouncer pool compatibility

Initialize Archvise API backend for Hugging Face Spaces