fix: Remove host port 80 binding in docker-compose.yml to fix Traefik port collision in Coolify

docker-compose.yml

@@ -1,8 +1,8 @@
 version: '3.8'
 
 # Coolify & Production Ready Docker Compose Configuration
-# Traefik in Coolify automatically routes traffic to the 'frontend' service on port 80.
-# Container names and port bindings are intentionally managed by Coolify to avoid collisions.
+# Traefik in Coolify automatically routes traffic to the 'frontend' service on port 80 via expose.
+# Host port bindings (ports) are omitted to avoid host port 80 conflicts with Traefik.
 
 services:
   db:
@@ -53,8 +53,6 @@ services:
       dockerfile: Dockerfile
     expose:
       - "80"
-    ports:
-      - "${PORT:-80}:80"
     depends_on:
       - backend
     restart: unless-stopped