feat(cli): add CLI tool for adding ECS framework to existing projects (#339)

* feat(cli): add CLI tool for adding ECS framework to existing projects

- Support Cocos Creator 2.x/3.x, LayaAir 3.x, and Node.js platforms
- Auto-detect project type based on directory structure
- Generate ECSManager with full configuration (debug, remote debug, WebSocket URL)
- Auto-install dependencies with npm/yarn/pnpm detection
- Platform-specific decorators and lifecycle methods

* chore: add changeset for @esengine/cli

* fix(ci): fix YAML syntax error in ai-issue-helper workflow

* fix(cli): resolve file system race conditions (CodeQL)

* chore(ci): remove unused and broken workflows

* fix(ci): fix YAML encoding in release.yml

packages/tools/cli/src/index.ts

@@ -0,0 +1,8 @@
+/**
+ * @zh ESEngine CLI - 为现有项目添加 ECS 框架
+ * @en ESEngine CLI - Add ECS framework to existing projects
+ *
+ * @packageDocumentation
+ */
+
+export * from './adapters/index.js';