fixed Fiber IP security and cleanup code

.env.example

@@ -20,6 +20,16 @@ ALLOWED_IPS=
 # Updates every 24 hours automatically
 ENABLE_GITHUB_IP_RANGES=false
 
+# Trusted Proxy Configuration
+# Specify the IP of your reverse proxy (Nginx Proxy Manager, Traefik, etc.)
+# Default: only localhost (127.0.0.1, ::1)
+# Note: The actual client IP is extracted from X-Forwarded-For header
+# Examples:
+#   Docker networks: TRUSTED_PROXY_IP=172.16.0.0/12
+#   Single proxy: TRUSTED_PROXY_IP=172.18.0.5
+#   Multiple proxies: TRUSTED_PROXY_IP=172.18.0.5,192.168.1.10
+TRUSTED_PROXY_IP=
+
 # CORS Configuration
 # IMPORTANT: Update this for production deployments
 CORS_ALLOWED_ORIGINS=http://localhost:3000