feat(editor): fragment extensions (#12066)

Closes: BS-3382
Closes: BS-3381
Closes: BS-3380

<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit

- **New Features**
	- Introduced new view extensions for document title, frame panel, and outline fragments, enhancing modularity and extensibility.
- **Refactor**
	- Updated export structure for fragments to support directory-based modules and added dedicated view module exports.
	- Replaced a centralized view extension with individual fragment-based view extensions for improved clarity.
- **Chores**
	- Updated dependencies and TypeScript project references to ensure compatibility and maintainability.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

blocksuite/affine/fragments/doc-title/package.json

@@ -13,6 +13,7 @@
     "@blocksuite/affine-block-frame": "workspace:*",
     "@blocksuite/affine-block-surface": "workspace:*",
     "@blocksuite/affine-components": "workspace:*",
+    "@blocksuite/affine-ext-loader": "workspace:*",
     "@blocksuite/affine-model": "workspace:*",
     "@blocksuite/affine-rich-text": "workspace:*",
     "@blocksuite/affine-shared": "workspace:*",
@@ -31,7 +32,8 @@
   },
   "exports": {
     ".": "./src/index.ts",
-    "./effects": "./src/effects.ts"
+    "./effects": "./src/effects.ts",
+    "./view": "./src/view.ts"
   },
   "files": [
     "src",