chore: switch to Dockerfile and Apache to resolve Nixpacks Nginx 502 Bad Gateway

Dockerfile

@@ -0,0 +1,10 @@
+FROM php:8.3-apache
+
+# Copy the application files to the Apache web root
+COPY . /var/www/html/
+
+# Ensure proper permissions
+RUN chown -R www-data:www-data /var/www/html
+
+# Replace the default Apache port (80) with the dynamic PORT environment variable provided by Railway, then start Apache
+CMD sed -i "s/80/$PORT/g" /etc/apache2/sites-available/000-default.conf /etc/apache2/ports.conf && apache2-foreground