Set defaults for directives add_header and proxy_set_header

data/sites-enabled/gitea.conf

@@ -0,0 +1,63 @@
+upstream gitea_backend {
+    server gitea:3000; 
+
+    # Keep up to 32 idle connections per worker
+    keepalive 16;
+
+    # Maximum time a connection can be idle
+    keepalive_timeout 60s;
+
+    # Maximum requests per keepalive connection
+    keepalive_requests 100;
+}
+
+server {
+    listen 443 ssl; 
+    listen [::]:443 ssl;
+    http2 on;
+    server_name gitea.novicelab.io;  
+
+    # SSL
+    ssl_certificate /etc/letsencrypt/live/novicelab.io/fullchain.pem;
+    ssl_certificate_key /etc/letsencrypt/live/novicelab.io/privkey.pem;
+    ssl_trusted_certificate /etc/letsencrypt/live/novicelab.io/chain.pem;
+
+    # Security Headers
+    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains; preload" always;
+    add_header X-Frame-Options "SAMEORIGIN" always;
+    add_header X-Content-Type-Options "nosniff" always;
+    add_header X-XSS-Protection "1; mode=block" always;
+    add_header Referrer-Policy "strict-origin-when-cross-origin" always;
+    add_header Content-Security-Policy "default-src 'self' https: data: 'unsafe-inline' 'unsafe-eval';" always;
+    add_header Permissions-Policy        "interest-cohort=()" always;
+
+    # Logging
+    access_log /var/log/nginx/gitea.novicelab.io_access.log json_combined;
+    error_log /var/log/nginx/gitea.novicelab.io_error.log debug;
+
+    # set $gitea_backend gitea:3000; 
+
+    location / {
+        proxy_pass http://gitea_backend;
+
+        proxy_set_header Host               $host;
+        proxy_set_header X-Real-IP          $remote_addr;
+        proxy_set_header X-Forwarded-Scheme $scheme;
+        proxy_set_header X-Forwarded-Proto  $scheme; #https;
+        proxy_set_header X-Forwarded-For    $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Host   $http_host;
+        proxy_set_header X-Forwarded-Port   $server_port;
+
+        # WebSocket support for real-time updates
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection "upgrade";
+
+        # Timeouts
+        proxy_connect_timeout 300;
+        proxy_send_timeout 300;
+        proxy_read_timeout 300;
+        send_timeout 300;
+    }
+
+}