fix(nginx): 启动时从 resolv.conf 注入 resolver + tpl 生成配置，修复 Podman host not found api

Made-with: Cursor

nginx/yuheng.docker.conf.tpl

@@ -0,0 +1,49 @@
+# 由 scripts/nginx-entrypoint-wait-dns.sh 在启动时 sed 替换 @@NGINX_RESOLVER@@（来自容器 /etc/resolv.conf）
+# 再写入 /etc/nginx/conf.d/default.conf。使用 resolver + 变量 proxy_pass，避免 Podman 下启动瞬间 host not found in upstream。
+
+server {
+    listen 443 ssl;
+    listen [::]:443 ssl;
+    http2 on;
+    server_name yuheng.yuxindazhineng.com;
+    client_max_body_size 800m;
+
+    resolver @@NGINX_RESOLVER@@ valid=10s ipv6=off;
+
+    ssl_certificate     /etc/ssl/yh_web/yuheng.yuxindazhineng.com/fullchain.pem;
+    ssl_certificate_key /etc/ssl/yh_web/yuheng.yuxindazhineng.com/privkey.pem;
+    ssl_session_timeout 1d;
+    ssl_session_cache shared:SSL:50m;
+    ssl_protocols TLSv1.2 TLSv1.3;
+    ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384;
+
+    location / {
+        set $upstream_web web;
+        proxy_pass http://$upstream_web:80;
+        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 $scheme;
+    }
+
+    location /admin/ {
+        set $upstream_admin admin;
+        proxy_pass http://$upstream_admin:80/;
+        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 $scheme;
+    }
+
+    location /api/ {
+        set $upstream_api api;
+        proxy_pass http://$upstream_api:8088;
+        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 $scheme;
+    }
+}