fix: update variable substitution in nginx configuration template

Author: nanoninja

etc/nginx/default.template.conf

@@ -11,11 +11,11 @@ server {
     error_log /var/log/nginx/error.log;
 
     # Root directory and index files
-    root /var/www/html/${APP_PUBLIC_DIR:-public};
+    root /var/www/html/${APP_PUBLIC_DIR};
     index index.php index.html;
 
     # Framework specific configuration
-    include /etc/nginx/framework/${APP_FRAMEWORK:-default}.conf;
+    include /etc/nginx/conf.d/framework/${APP_FRAMEWORK}.conf;
 
     # PHP-FPM Configuration
     location ~ \.php$ {
@@ -65,15 +65,15 @@ server {
 #     ssl_session_tickets off;
 #
 #     # Root directory and index files
-#     root /var/www/html/${APP_PUBLIC_DIR:-public};
+#     root /var/www/html/${APP_PUBLIC_DIR};
 #     index index.php index.html;
 #
 #     # Logging
 #     access_log /var/log/nginx/access.log;
 #     error_log /var/log/nginx/error.log;
 #
 #     # Framework specific configuration
-#     include /etc/nginx/framework/${APP_FRAMEWORK:-default}.conf;
+#     include /etc/nginx/framework/${APP_FRAMEWORK}.conf;
 #
 #     # PHP-FPM Configuration
 #     location ~ \.php$ {