docker: switch to Alpine Linux for the master image

Relates to https://github.com/shaarli/Shaarli/issues/843

Changed:
- switch base image from Debian:Jessie to Alpine:3.6
- switch to PHP 7.1
- switch from supervisord to s6 to manage services

See:
- https://alpinelinux.org/
- https://wiki.alpinelinux.org/wiki/Nginx_with_PHP
- http://www.skarnet.org/software/s6/
  - http://www.skarnet.org/software/s6/s6-svscan.html
  - http://www.skarnet.org/software/s6/s6-svc.html
  - http://www.skarnet.org/software/s6/s6-svstat.html

Signed-off-by: VirtualTam <virtualtam@flibidi.net>

1 files changed, 0 insertions, 72 deletions

diff --git a/docker/production/nginx.conf b/docker/production/nginx.conf
deleted file mode 100644
index e8754d9b..00000000
--- a/docker/production/nginx.conf
+++ /dev/null
@@ -1,72 +0,0 @@
-user www-data www-data;
-daemon off;
-worker_processes 4;
-
-events {
-    worker_connections  768;
-}
-
-http {
-    include            mime.types;
-    default_type       application/octet-stream;
-    keepalive_timeout  20;
-
-    client_max_body_size 10m;
-
-    index index.html index.php;
-
-    server {
-        listen       80;
-        root         /var/www/shaarli;
-
-        access_log  /var/log/nginx/shaarli.access.log;
-        error_log   /var/log/nginx/shaarli.error.log;
-
-        location ~ /\. {
-            # deny access to dotfiles
-            access_log off;
-            log_not_found off;
-            deny all;
-        }
-        
-        location ~ ~$ {
-            # deny access to temp editor files, e.g. "script.php~"
-            access_log off;
-            log_not_found off;
-            deny all;
-        }
-
-        location ~* \.(?:ico|css|js|gif|jpe?g|png)$ {
-            # cache static assets
-            expires    max;
-            add_header Pragma public;
-            add_header Cache-Control "public, must-revalidate, proxy-revalidate";
-        }
-
-        location = /favicon.ico {
-            # serve the Shaarli favicon from its custom location
-            alias /var/www/shaarli/images/favicon.ico;
-        }
-
-        location / {
-            # Slim - rewrite URLs
-            try_files $uri /index.php$is_args$args;
-        }
-
-        location ~ (index)\.php$ {
-            # Slim - split URL path into (script_filename, path_info)
-            try_files $uri =404;
-            fastcgi_split_path_info ^(.+\.php)(/.+)$;
-
-            # filter and proxy PHP requests to PHP-FPM
-            fastcgi_pass   unix:/var/run/php5-fpm.sock;
-            fastcgi_index  index.php;
-            include        fastcgi.conf;
-        }
-
-        location ~ \.php$ {
-            # deny access to all other PHP scripts
-            deny all;
-        }
-    }
-}