feat: add GitHub issue and PR templates

- Add bug report template with environment details
- Add feature request template with use case section
- Add documentation improvement template
- Add security vulnerability template with warnings
- Add question template for support
- Add issue template config with helpful links
- Add comprehensive pull request template
- Update mirror workflow to exclude production guide

These templates will help maintain quality contributions
and streamline the issue/PR process on GitHub.

.gitea/workflows/mirror-to-github.yml

@@ -36,10 +36,11 @@ jobs:
           git rm -r --cached .gitea/ || true
           git rm -r --cached scripts/install-gitea-runner.sh || true
           git rm -r --cached .drone* || true
-          git rm -r --cached .github-mirrow-exclude || true
+          git rm -r --cached .github-mirror-exclude || true
           git rm -r --cached .gitattributes-github || true
           git rm -r --cached photo-sharing-prd.md || true
           git rm -r --cached CLAUDE.md || true
+          git rm -r --cached PRODUCTION_DEPLOYMENT_GUIDE.md || true
 
         
           # Commit the changes