minor updates

example.env

@@ -41,18 +41,40 @@ CORS_ORIGINS=*  # Use specific origins in production: https://example.com,https:
 # =============================================================================
 
 # Database connection (optional - defaults to SQLite in development)
-# DATABASE_URL=postgresql://user:password@localhost:5432/wifi_densepose
-# DATABASE_POOL_SIZE=10
-# DATABASE_MAX_OVERFLOW=20
+# For PostgreSQL (recommended for production):
+DATABASE_URL=postgresql://wifi_user:wifi_password@localhost:5432/wifi_densepose
+DATABASE_POOL_SIZE=10
+DATABASE_MAX_OVERFLOW=20
+
+# Alternative: Individual database connection parameters
+# DB_HOST=localhost
+# DB_PORT=5432
+# DB_NAME=wifi_densepose
+# DB_USER=wifi_user
+# DB_PASSWORD=wifi_password
+
+# Database failsafe settings
+ENABLE_DATABASE_FAILSAFE=true
+SQLITE_FALLBACK_PATH=./data/wifi_densepose_fallback.db
 
 # =============================================================================
 # REDIS SETTINGS (Optional - for caching and rate limiting)
 # =============================================================================
 
 # Redis connection (optional - defaults to localhost in development)
-# REDIS_URL=redis://localhost:6379/0
+REDIS_URL=redis://localhost:6379/0
 # REDIS_PASSWORD=your-redis-password
-# REDIS_DB=0
+REDIS_DB=0
+REDIS_ENABLED=true
+REDIS_REQUIRED=false
+ENABLE_REDIS_FAILSAFE=true
+
+# Redis connection settings
+REDIS_HOST=localhost
+REDIS_PORT=6379
+REDIS_MAX_CONNECTIONS=10
+REDIS_SOCKET_TIMEOUT=5
+REDIS_CONNECT_TIMEOUT=5
 
 # =============================================================================
 # HARDWARE SETTINGS