support fallback website

nginx.template.conf

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+user  root;
+worker_processes 4; # Heroku dynos have at least four cores.
+
+error_log stderr;
+pid /var/run/nginx.pid;
+
+events {
+  worker_connections 1024;
+}
+
+http {
+  include    /etc/nginx/mime.types;
+  access_log /dev/stdout;
+  server_tokens off; # Hide nginx version in Server header & page footers
+
+#   include /etc/nginx/conf.d/*.conf;
+
+  server {
+    listen       $PORT;
+
+    #charset koi8-r;
+    #access_log  /var/log/nginx/host.access.log  main;
+
+    # 用来proxy https nginx 暂时不支持proxy pass http2.0, 但是可以用SIN 来route
+    # location /dash/ {
+    #   proxy_pass https://dash.zizi.press:4000/;
+    # }
+    location / {
+        root   /root/html;
+        index  index.html index.htm;
+    }
+
+    error_page   500 502 503 504  /50x.html;
+    location = /50x.html {
+        root   /root/html;
+    }
+
+  location /v2ws { # 与 V2Ray 配置中的 path 保持一致
+    if ($http_upgrade != "websocket") { # WebSocket协商失败时返回404
+        return 404;
+    }
+    proxy_redirect off;
+    proxy_pass http://127.0.0.1:8080; # 假设WebSocket监听在环回地址的10000端口上
+    proxy_http_version 1.1;
+    proxy_set_header Upgrade $http_upgrade;
+    proxy_set_header Connection "upgrade";
+    proxy_set_header Host $host;
+    # Show real IP in v2ray access.log
+    proxy_set_header X-Real-IP $remote_addr;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+  }
+}
+
+}
+
+
+