Fix Bad Gateway: Replace supervisor with entrypoint.sh, fix nginx.conf

nginx.conf

@@ -1,6 +1,5 @@
 worker_processes auto;
 error_log /var/log/nginx/error.log warn;
-pid /var/run/nginx.pid;
 
 events {
     worker_connections 1024;
@@ -23,18 +22,21 @@ http {
             try_files $uri $uri/ /index.php?$query_string;
         }
 
-        # PHP-FPM handler - all .php files are processed by PHP-FPM
+        # PHP-FPM: forward all .php requests to PHP-FPM on port 9000
         location ~ \.php$ {
+            try_files $uri =404;
+            fastcgi_split_path_info ^(.+\.php)(/.+)$;
             fastcgi_pass 127.0.0.1:9000;
             fastcgi_index index.php;
             include fastcgi_params;
             fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
             fastcgi_param PATH_INFO $fastcgi_path_info;
+            fastcgi_read_timeout 300;
         }
 
-        # Allow access to static files (HTML, CSS, JS, images)
+        # Cache static files
         location ~* \.(html|css|js|jpg|jpeg|png|gif|ico|svg|woff|woff2|ttf|eot)$ {
-            expires max;
+            expires 1d;
             access_log off;
         }