Change app listen port from 8080 to 4000.

docker-compose.yml

@@ -25,10 +25,10 @@ services:
         condition: service_healthy
     # Dokploy/Traefik routes to this internal port — do NOT publish host ports.
     expose:
-      - "8080"
+      - "4000"
     environment:
-      APP_PORT: "8080"
-      APP_URL: ${APP_URL:-http://localhost:8080}
+      APP_PORT: "4000"
+      APP_URL: ${APP_URL:-http://localhost:4000}
       SITE_NAME: ${SITE_NAME:-Evilfox.cc}
       DATABASE_URL: postgres://${POSTGRES_USER:-wg}:${POSTGRES_PASSWORD}@db:5432/${POSTGRES_DB:-wg}?sslmode=disable
       SESSION_SECRET: ${SESSION_SECRET:?set SESSION_SECRET}