Add docker-compose example (#114)

Co-authored-by: Knut Ahlers <knut@ahlers.me>

.git_changerelease.yaml

@@ -18,5 +18,8 @@ pre_commit_commands:
   - |-
     yq -iP "(select(.spec.template.spec | has(\"containers\")) | .spec.template.spec.containers[] | select(.name == \"ots\").image) = \"luzifer/ots:v${TAG_VERSION}\"" docs/k8s_example.yml
     git add docs/k8s_example.yml
+  - |-
+    yq -iP ".services.app.build.context = \"https://github.com/Luzifer/ots.git#v${TAG_VERSION}\"" docker-compose.yml
+    git add docker-compose.yml
 
 ...

docker-compose.yml

@@ -0,0 +1,26 @@
+version: '3.8'
+
+services:
+  app:
+    build:
+      context: https://github.com/Luzifer/ots.git#v1.8.0
+    restart: always
+    environment:
+      # Optional, see "Customization" in README
+      #CUSTOMIZE: '/etc/ots/customize.yaml'
+      # See README for details
+      REDIS_URL: 'redis://redis:6379/0'
+      # 168h = 1w
+      SECRET_EXPIRY: '604800'
+      # "mem" or "redis" (See README)
+      STORAGE_TYPE: 'redis'
+    depends_on:
+      - redis
+    ports:
+      - 3000:3000
+
+  redis:
+    image: redis:alpine
+    restart: always
+    volumes:
+      - ./data:/data