improvement: docker infrastructure overhauled.

infrastructure/nginx/Dockerfile

@@ -1,19 +1,13 @@
 FROM nginx:alpine
 
-# Remove default configuration
-RUN rm /etc/nginx/conf.d/default.conf
+RUN rm -f /etc/nginx/conf.d/default.conf
 
-# Copy custom configuration
-COPY nginx.conf /etc/nginx/conf.d/
+COPY http-only.conf /etc/nginx/conf.d/default.conf
 
-# Create log directory
 RUN mkdir -p /var/log/nginx && \
     chown -R nginx:nginx /var/log/nginx && \
     chmod -R 755 /var/log/nginx
 
-# Switch to non-root user
-USER nginx
+EXPOSE 80
 
-EXPOSE 80 443
-
-CMD ["nginx", "-g", "daemon off;"]
+CMD ["nginx", "-g", "daemon off;"]

infrastructure/nginx/http-only.conf

@@ -0,0 +1,54 @@
+# HTTP only — local dev and IP-based staging (no TLS).
+# Use with: docker compose and map host port e.g. 8080:80 or 8088:80
+
+upstream dyolink_backend {
+    server backend:3000;
+    keepalive 32;
+}
+
+upstream dyolink_frontend {
+    server frontend:3000;
+    keepalive 32;
+}
+
+server {
+    listen 80;
+    listen [::]:80;
+    server_name _;
+
+    client_max_body_size 50M;
+
+    location / {
+        proxy_pass http://dyolink_frontend;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection 'upgrade';
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_cache_bypass $http_upgrade;
+        proxy_read_timeout 300;
+        proxy_connect_timeout 300;
+    }
+
+    location /api {
+        proxy_pass http://dyolink_backend;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection 'upgrade';
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_cache_bypass $http_upgrade;
+        proxy_read_timeout 300;
+        proxy_connect_timeout 300;
+    }
+
+    location /health {
+        access_log off;
+        return 200 "healthy\n";
+        add_header Content-Type text/plain;
+    }
+}