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/public/fb-icon.svg

@@ -0,0 +1,10 @@
+<svg width="80" height="80" viewBox="0 0 80 80" fill="none" xmlns="http://www.w3.org/2000/svg">
+<g clip-path="url(#clip0_10_5456)">
+<path fill-rule="evenodd" clip-rule="evenodd" d="M44.8988 42.2096H56.4492L58.1785 28.4124H44.8988V19.6033C44.8988 15.6088 45.9771 12.8864 51.5452 12.8864L58.6467 12.883V0.543068C57.4179 0.375538 53.2027 0 48.2987 0C38.06 0 31.0503 6.42952 31.0503 18.2376V28.4127H19.47V42.21H31.05V77.6128L44.8988 77.6124V42.2096Z" fill="#23608C"/>
+</g>
+<defs>
+<clipPath id="clip0_10_5456">
+<rect width="40" height="80" fill="white" transform="translate(19.47)"/>
+</clipPath>
+</defs>
+</svg>