FEAT: Provide example configuration for testing

Makefile

@@ -1,5 +1,5 @@
 build:
-	docker build -t tmp .
+	docker build -t zombi/mediawiki:1.37.2 .
 
 run:
 	docker-compose up

docker-compose.yaml

@@ -0,0 +1,34 @@
+version: "3.8"
+
+volumes:
+  database:
+  wikistore:
+
+networks:
+  internal:
+
+services:
+  mediawiki:
+    image: zombi/mediawiki:1.37.2
+    environment:
+      WG_DB_TYPE: postgres
+      WG_DB_SERVER: db
+      WG_DB_PORT: 5432
+      WG_DB_NAME: mediawiki
+      WG_DB_USER: mediawiki
+      WG_DB_PASSWORD: mediawiki
+      WG_SERVER: "http://localhost:8080"
+      SEMANTIC_URL: "wiki.example.com"
+      MEDIAWIKI_ADMIN_PASS: "poGh3ohphu2oNgeishiu"
+    volumes:
+    - wikistore:/var/www/localstores
+    ports:
+    - 8080:80
+  db:
+    image: library/postgres:14
+    environment:
+      POSTGRES_DB: mediawiki
+      POSTGRES_USER: mediawiki
+      POSTGRES_PASSWORD: mediawiki
+    volumes:
+    - database:/var/lib/postgresql/data