Switch internal port to 3000 to match Dokploy defaults

Dockerfile

@@ -13,6 +13,6 @@ COPY dist/ .
 # 3. Copy your custom Nginx configuration to override the default server block
 COPY nginx.conf /etc/nginx/conf.d/default.conf
 
-EXPOSE 80
+EXPOSE 3000
 
 CMD ["nginx", "-g", "daemon off;"]

nginx.conf

@@ -1,5 +1,5 @@
 server {
-    listen 80;
+    listen 3000;
     server_name localhost;
 
     location / {