Initial Docker support

This commit adds:
1. A Dockerfile that runs PHP 7.2 FPM on Alpine Linux
2. A example docker-compose file that simplifies deployment

.gitignore

@@ -11,3 +11,4 @@ Homestead.yaml
 .rnd
 /.expo
 /.vscode
+docker-compose.yml

Dockerfile

@@ -0,0 +1,31 @@
+FROM php:7.2-fpm-alpine
+
+# Use the default production configuration
+RUN mv "$PHP_INI_DIR/php.ini-production" "$PHP_INI_DIR/php.ini"
+
+RUN apk add --no-cache curl git tar unzip libpng-dev libxml2-dev
+
+RUN docker-php-ext-install bcmath && \
+    docker-php-ext-install ctype && \
+    docker-php-ext-install json && \
+    docker-php-ext-install gd && \
+    docker-php-ext-install mbstring && \
+    docker-php-ext-install pdo && \
+    docker-php-ext-install pdo_mysql && \
+    docker-php-ext-install tokenizer && \
+    docker-php-ext-install xml && \
+    curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer && \
+    composer --version
+
+WORKDIR /var/www
+
+COPY . /var/www
+
+RUN composer install --optimize-autoloader && \
+    php artisan config:cache && \
+    chmod -R 755 storage bootstrap/cache && \
+    chown -R www-data:www-data storage
+
+EXPOSE 9000
+CMD ["php-fpm"]
+

docker-compose.yml.example

@@ -0,0 +1,18 @@
+version: '3.1'
+
+services:
+
+  nginx:
+    image: nginx 
+    expose:
+      - 80
+    volumes:
+      - ./nginx.conf:/etc/nginx/nginx.conf:ro
+    restart: always 
+    
+  php:
+    build: .
+    expose:
+      - 9000
+    restart: always
+

nginx.conf

@@ -0,0 +1,74 @@
+worker_processes  8;
+
+error_log  /var/log/nginx/error.log warn;
+pid        /var/run/nginx.pid;
+
+events {
+    worker_connections  4096;
+}
+
+http {
+    include       /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+
+    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
+                      '$status $body_bytes_sent "$http_referer" '
+                      '"$http_user_agent" "$http_x_forwarded_for"';
+
+    access_log  /var/log/nginx/access.log  main;
+
+    sendfile        on;
+
+    keepalive_timeout  65;
+
+    server {
+        listen       80 default_server;
+
+        root /var/www/public;
+        index index.php;
+        charset utf-8;
+
+        access_log off;
+
+        location / {
+            try_files $uri $uri/ /index.php?$query_string;
+        }
+
+        client_max_body_size 100m;
+        client_body_timeout 120s;
+
+        location = /favicon.ico { access_log off; log_not_found off; }
+        location = /robots.txt  { access_log off; log_not_found off; }
+
+        sendfile off;
+
+        add_header X-Content-Type-Options nosniff;
+        add_header X-XSS-Protection "1; mode=block";
+        add_header X-Robots-Tag none;
+        add_header Content-Security-Policy "frame-ancestors 'self'";
+
+        location ~ \.php$ {
+            fastcgi_split_path_info ^(.+\.php)(/.+)$;
+            fastcgi_pass php:9000;
+            fastcgi_index index.php;
+            include fastcgi_params;
+            fastcgi_param PHP_VALUE "upload_max_filesize = 100M \n post_max_size=100M";
+            fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+            fastcgi_param HTTP_PROXY "";
+            fastcgi_intercept_errors off;
+            fastcgi_buffer_size 16k;
+            fastcgi_buffers 4 16k;
+            fastcgi_connect_timeout 300;
+            fastcgi_send_timeout 300;
+            fastcgi_read_timeout 300;
+            include /etc/nginx/fastcgi_params;
+        }
+
+        # deny access to .htaccess files, if Apache's document root
+        # concurs with nginx's one
+        #
+        location ~ /\.ht {
+            deny  all;
+        }
+    }
+}