Add Docker and Nginx configuration for Cloud Run deployment

Dockerfile

@@ -1,46 +1,81 @@
-# Use the official PHP image based on Alpine Linux
-FROM php:5.6-fpm-alpine
+# Build stage
+FROM php:5.6-fpm-alpine as composer
 
-# Install system dependencies and PHP extensions
-RUN apk --update --no-cache add \
-    nginx \
-    libpng-dev \
-    libjpeg-turbo-dev \
-    freetype-dev \
-    libzip-dev \
+# Install system dependencies and PHP extensions required for Composer
+RUN apk add --no-cache \
+    git \
+    curl \
     zip \
     unzip \
+    libmcrypt \
     libmcrypt-dev \
-    && docker-php-ext-configure gd --with-freetype --with-jpeg \
-    && docker-php-ext-install gd pdo pdo_mysql zip mcrypt
+    zlib-dev \
+    libzip-dev \
+    autoconf \
+    make \
+    gcc \
+    g++ \
+    && docker-php-ext-install mcrypt mbstring zip \
+    && curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer \
+    && composer self-update --1
+
+ENV COMPOSER_ALLOW_SUPERUSER=1
+WORKDIR /app
+COPY composer.* ./
+
+# Install dependencies with Composer (optimize later after full copy)
+RUN composer config platform.php 5.6.40 \
+    && composer install --prefer-dist --no-dev --no-scripts --no-autoloader
+
+# Copy the rest of the application and optimize autoload
+COPY . .
+RUN composer dump-autoload --optimize --no-dev --classmap-authoritative
+
+# Production stage
+FROM php:5.6-fpm-alpine
+
+# Install runtime dependencies & build PHP extensions
+RUN apk add --no-cache \
+    nginx \
+    curl \
+    libpng \
+    libjpeg-turbo \
+    freetype \
+    libzip \
+    libmcrypt \
+    zlib \
+    && apk add --no-cache --virtual .build-deps \
+    autoconf make gcc g++ \
+    libpng-dev libjpeg-turbo-dev freetype-dev libzip-dev libmcrypt-dev zlib-dev \
+    && docker-php-ext-configure gd --with-freetype-dir=/usr/include/ --with-jpeg-dir=/usr/include/ \
+    && docker-php-ext-install -j"$(nproc)" gd pdo pdo_mysql zip mcrypt mbstring opcache \
+    && docker-php-ext-enable mcrypt \
+    && apk del .build-deps \
+    && php -m | grep -i mcrypt
+
+# Configure PHP for production
+RUN mv "$PHP_INI_DIR/php.ini-production" "$PHP_INI_DIR/php.ini" \
+    && echo "opcache.enable=1" >> /usr/local/etc/php/conf.d/opcache.ini \
+    && echo "opcache.memory_consumption=128" >> /usr/local/etc/php/conf.d/opcache.ini \
+    && echo "opcache.interned_strings_buffer=8" >> /usr/local/etc/php/conf.d/opcache.ini \
+    && echo "opcache.max_accelerated_files=4000" >> /usr/local/etc/php/conf.d/opcache.ini \
+    && echo "opcache.revalidate_freq=60" >> /usr/local/etc/php/conf.d/opcache.ini \
+    && echo "opcache.fast_shutdown=1" >> /usr/local/etc/php/conf.d/opcache.ini
 
-# Set the working directory in the container
 WORKDIR /var/www
 
-# Clear cache
-# RUN apt-get clean && rm -rf /var/lib/apt/lists/*
-
-# Copy the Laravel application files to the container
+# Copy vendor & app code from build stage
+COPY --from=composer /app/vendor ./vendor
 COPY . .
 
-# Set appropriate permissions for Laravel storage and bootstrap cache
-RUN chown -R www-data:www-data storage bootstrap
+# Set appropriate permissions and create required directories
+RUN chown -R www-data:www-data storage bootstrap \
+    && mkdir -p /run/php \
+    && chown www-data:www-data /run/php \
+    && php artisan key:generate || true
 
-# Install Composer
-RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
+# Healthcheck (FPM listens on 9000; adjust as needed if behind nginx)
+HEALTHCHECK --interval=30s --timeout=5s CMD php -m > /dev/null || exit 1
 
-# Install Laravel dependencies
-RUN composer install --no-plugins --no-scripts
-
-# Generate Laravel application key
-RUN php artisan key:generate
-
-# Create directory for the socket and set permissions
-RUN mkdir -p /run/php && chown www-data:www-data /run/php
-
-# Copy the www.conf file to PHP-FPM pool.d directory
-# COPY www.conf /usr/local/etc/php-fpm.d/www.conf
-
-# Expose port 9000 and start php-fpm server
 EXPOSE 9000
 CMD ["php-fpm"]