#2 Add README (#8)

Closes #2

Reviewed-on: #8
Co-authored-by: stuzer05 <stuzer05@stuzer.link>
Co-committed-by: stuzer05 <stuzer05@stuzer.link>

README.md

@@ -0,0 +1,50 @@
+# Mediawiki
+
+Complete latest stable docker mediawiki installation
+
+---
+
+Including software:
+* Elastic search
+
+Mediawiki extensions:
+* AdvancedSearch
+* CirrusSearch
+* DynamicSidebar
+* Elastica
+* MobileFrontend
+* Mpdf
+* Popups
+* TimedMediaHandler
+* UserFunctions
+* FontAwesome
+* MonacoEditor
+* RequireJS
+
+Mediawiki themes:
+* MinervaNeue
+* Vector
+
+## Build docker image
+```sh
+docker build .
+```
+
+## Installation
+```sh
+docker volume create mediawiki-images
+
+docker run -d \
+  --restart=unless-stopped \
+  --link mariadb:mysql \
+  -p 127.0.0.1:80:80 \
+  -v mediawiki-images:/var/www/html/images \
+  --name mediawiki \
+  stuzer05/wiki:latest
+```
+
+## Upgrading
+After installing new docker image, run database upgrage script
+```sh
+docker exec mediawiki /usr/local/bin/php /var/www/html/maintenance/update.php
+```