feat: update ESLint config with @typescript-eslint/consistent-type-imports (#4746)

* update: Add type

* fix: update import statement for NextApiRequest type

* fix: update imports to use type for LexicalEditor and EditorState

* Refactor imports to use 'import type' for type-only imports across multiple files

- Updated imports in various components and API files to use 'import type' for better clarity and to optimize TypeScript's type checking.
- Ensured consistent usage of type imports in files related to chat, dataset, workflow, and user management.
- Improved code readability and maintainability by distinguishing between value and type imports.

* refactor: remove old ESLint configuration and add new rules

- Deleted the old ESLint configuration file from the app project.
- Added a new ESLint configuration file with updated rules and settings.
- Changed imports to use type-only imports in various files for better clarity and performance.
- Updated TypeScript configuration to remove unnecessary options.
- Added an ESLint ignore file to exclude build and dependency directories from linting.

* fix: update imports to use 'import type' for type-only imports in schema files

.eslintignore

@@ -0,0 +1,25 @@
+# 构建输出目录
+dist/
+build/
+.next/
+out/
+
+# 依赖目录
+node_modules/
+
+# 缓存和生成文件
+coverage/
+.coverage/
+.nyc_output/
+*.log
+
+# 其他不需要检查的文件
+*.min.js
+*.config.js
+vitest.config.mts
+
+# 特定目录
+bin/
+scripts/
+deploy/
+docSite/