frontend-configmap.yaml

apiVersion: v1
kind: ConfigMap
metadata:
  name: nginx-config
  namespace: chat-app
data:
  nginx.conf: |
    server {
        listen 80;
        server_name localhost;
        
        root /usr/share/nginx/html;
        index index.html;
        
        location / {
            try_files $uri $uri/ /index.html;
        }
        
        location /api/ {
            proxy_pass http://backend.chat-app.svc.cluster.local:5001/api/;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";
            proxy_set_header Host $host;
            proxy_cache_bypass $http_upgrade;
        }
        
        location /socket.io/ {
            proxy_pass http://backend.chat-app.svc.cluster.local:5001/socket.io/;
            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;
        }
    }