add docker health check

docker-compose.yml

@@ -13,3 +13,8 @@ services:
     volumes:
       - ./src:/app/src:ro
     command: ["deno", "task", "dev"]
+    healthcheck:
+      test: ["CMD", "wget", "--no-verbose", "--tries=1", "--spider", "http://localhost:1993/health"]
+      interval: 10s
+      timeout: 2s
+      retries: 3