Remove apps directory (apps/web and apps/site)

Co-authored-by: xuyushun441-sys <255036401+xuyushun441-sys@users.noreply.github.com>

Author: Copilot

.github/workflows/check-links.yml

@@ -6,11 +6,9 @@ on:
       - main
     paths:
       - '**/*.md'
-      - 'apps/site/content/**/*.mdx'
   pull_request:
     paths:
       - '**/*.md'
-      - 'apps/site/content/**/*.mdx'
   schedule:
     # Run weekly on Sundays at 00:00 UTC
     - cron: '0 0 * * 0'
@@ -25,7 +23,7 @@ jobs:
       - name: Check links in Markdown files
         uses: lycheeverse/lychee-action@v2
         with:
-          args: --verbose --no-progress '**/*.md' 'apps/site/content/**/*.mdx'
+          args: --verbose --no-progress '**/*.md'
           fail: true
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

CONTRIBUTING.md

@@ -20,11 +20,10 @@ objectos/
 │   ├── server/          # @objectos/server - NestJS HTTP server
 │   └── presets/         # @objectos/preset-* - Standard metadata
 ├── examples/            # Example applications
-├── docs/                # VitePress documentation
-└── apps/                # Full-stack applications (if any)
+└── docs/                # VitePress documentation
 ```
 
-**Note**: The UI package (`@objectos/ui`) has been moved to a separate repository and is developed independently.
+**Note**: The UI package (`@objectos/ui`) and applications (`apps/web`, `apps/site`) have been moved to separate repositories and are developed independently.
 
 ### Package Responsibilities