feat：接入 Gitea 离线发版链路

frontend/nginx.conf

@@ -4,6 +4,12 @@ server {
     return 301 https://$host$request_uri;
 }
 
+server {
+    listen 80;
+    server_name git.lecspace.com;
+    return 301 https://$host$request_uri;
+}
+
 server {
     listen 443 ssl;
     http2 on;
@@ -43,3 +49,38 @@ server {
         try_files $uri $uri/ /index.html;
     }
 }
+
+server {
+    listen 443 ssl;
+    http2 on;
+    server_name git.lecspace.com;
+    resolver 127.0.0.11 ipv6=off valid=30s;
+
+    ssl_certificate /etc/nginx/certs/git.lecspace.com_bundle.pem;
+    ssl_certificate_key /etc/nginx/certs/git.lecspace.com.key;
+    ssl_protocols TLSv1.2 TLSv1.3;
+    ssl_session_timeout 1d;
+    ssl_session_cache shared:SSL:10m;
+    ssl_session_tickets off;
+
+    client_max_body_size 2g;
+    proxy_read_timeout 600s;
+    proxy_send_timeout 600s;
+    proxy_request_buffering off;
+    proxy_buffering off;
+
+    # 1. Gitea Web、Container Registry 与 API 统一复用同一域名入口。
+    # 2. 这里改成变量代理，避免 Nginx 启动时强制解析上游而影响离线语法校验。
+    location / {
+        set $gitea_upstream http://gitea-web:3000;
+        proxy_pass $gitea_upstream;
+        proxy_http_version 1.1;
+        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 https;
+        proxy_set_header X-Forwarded-Host $host;
+        proxy_set_header X-Forwarded-Port 443;
+        proxy_set_header Connection "";
+    }
+}