chore(workflow): add AI-assisted workflow commands and configurations

Add comprehensive workflow commands for AI-assisted development:
- Claude commands: analyze, clarify, plan
- Kilocode workflows: full feature development lifecycle
- Opencode commands: specification and implementation workflows
- Roo MCP configuration for tool integration

Update .gitignore to exclude .astro build cache directories.

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

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

apps/frontend/wrangler.toml

@@ -0,0 +1,9 @@
+name = "enchun-frontend"
+compatibility_date = "2024-01-01"
+pages_build_output_dir = "dist"
+
+[vars]
+PAYLOAD_CMS_URL = "https://enchun-admin.anlstudio.cc"
+
+[env.production.vars]
+PAYLOAD_CMS_URL = "https://enchun-admin.anlstudio.cc"