feat: upgrade agent team with browser, MCP, CLI tools, rules, and hooks

- Add Chrome browser access to 6 visual agents (18 tools each)
- Add Playwright access to 2 testing agents (22 tools each)
- Add 4 MCP servers: Postgres Pro, Redis, Lighthouse, Docker (.mcp.json)
- Add 3 new rules: testing.md, security.md, remotion-service.md
- Add Context7 library references to all domain agents
- Add CLI tool instructions per agent (curl, ffprobe, k6, semgrep, etc.)
- Update team protocol with new capabilities column
- Add orchestrator dispatch guidance for new agent capabilities
- Init git repo tracking docs + Claude config only

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.claudeignore

@@ -0,0 +1,31 @@
+# Dependencies
+node_modules/
+.venv/
+
+# Build output
+.next/
+__pycache__/
+*.pyc
+dist/
+build/
+
+# Generated files (read-only, should not be edited)
+cofee_frontend/src/shared/api/__generated__/
+
+# Lock files
+bun.lock
+uv.lock
+
+# Environment
+.env
+.env.*
+
+# IDE & OS
+.idea/
+.vscode/
+.DS_Store
+
+# Docker volumes
+postgres_data/
+minio_data/
+redis_data/