chore: 服务骨架（Hono+TS+vitest+eslint，health 路由与探活注册点）

eslint.config.js

@@ -0,0 +1,8 @@
+import tseslint from 'typescript-eslint';
+
+export default tseslint.config(...tseslint.configs.recommended, {
+  rules: {
+    '@typescript-eslint/no-explicit-any': 'error',
+    '@typescript-eslint/consistent-type-imports': 'error',
+  },
+});