Add nginx for healthcheck route

nginx.conf

@@ -0,0 +1,41 @@
+user cloudron;
+
+worker_processes 1;
+pid /run/nginx.pid;
+daemon  off;
+
+# Send logs to stderr
+error_log /dev/stderr warn;
+
+events {
+    worker_connections 768;
+}
+
+http {
+    error_log /dev/stderr warn;
+    log_format simple '$remote_addr [$time_local] "$request" $status $body_bytes_sent "$http_referer"';
+    access_log /dev/stdout simple;
+    include /etc/nginx/mime.types;
+    client_body_temp_path /tmp/client_body 1 2;
+    proxy_temp_path /tmp/proxy_temp 1 2;
+    fastcgi_temp_path /tmp/fastcgi_temp 1 2;
+    uwsgi_temp_path  /tmp/uwsgi_temp 1 2;
+    scgi_temp_path  /tmp/scgi_temp 1 2;
+    proxy_buffering off;
+    proxy_cache_path /tmp/proxy_cache levels=1:2 keys_zone=my_cache:10m max_size=100m inactive=60m use_temp_path=off;
+    proxy_cache my_cache;
+
+    server {
+        error_log /dev/stderr warn;
+        listen 8000 default_server;
+        server_name _;
+        proxy_read_timeout 120s;
+        location /healthcheck {
+            return 200;
+        }
+        location / {
+            proxy_pass http://localhost:3000;
+        }
+    }
+}
+