First commit, done on M6 from the PLAN.MD

docker-compose.yml

@@ -0,0 +1,12 @@
+services:
+  game:
+    build: .
+    ports:
+      - "8080:8080"
+    restart: unless-stopped
+    healthcheck:
+      # distroless has no shell or curl, so the binary probes itself
+      test: ["CMD", "/game", "-healthcheck"]
+      interval: 30s
+      timeout: 3s
+      retries: 3