Add reusable deployment helper

deploy/docker-compose.template.yml

@@ -0,0 +1,23 @@
+# Generated by deploy/deploy.sh from this repo's deployment template.
+# Internal port and mounts are service-specific; host port and image tag are
+# filled in by the deployment helper.
+
+services:
+  __SERVICE_NAME__:
+    image: __IMAGE__:__IMAGE_TAG__
+    container_name: __SERVICE_NAME__-__SERVICE_NUMBER__
+    restart: unless-stopped
+    env_file:
+      - .env
+    environment:
+      PORT: 8091
+    ports:
+      - "__HOST_PORT__:8091"
+    volumes:
+      - ./config:/app/config:ro
+    healthcheck:
+      test: ["CMD", "wget", "-qO-", "http://127.0.0.1:8091/health"]
+      interval: 30s
+      timeout: 5s
+      retries: 3
+      start_period: 10s