Update all workflow files to use Forgejo-specific actions

- Replace actions/checkout@v4 with https://code.forgejo.org/actions/checkout@v4
- Replace aws-actions/configure-aws-credentials@v4 with Forgejo mirror
- Replace GitHub CLI (gh) with tea CLI for PR creation
- Remove GITHUB_TOKEN dependency in favor of tea authentication
- Ensure full compatibility with Forgejo Actions ecosystem

Updated workflows:
- ci.yml
- deploy-scripts.yml
- release.yml
- code-quality.yml
- pr-labeler.yml
- dependency-review.yml

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

.forgejo/workflows/code-quality.yml

@@ -15,7 +15,7 @@ jobs:
     
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: https://code.forgejo.org/actions/checkout@v4
         with:
           fetch-depth: 0  # Full history for better analysis