Add community skills, agents, system prompts from 22+ sources

Community Skills (32):
- jat: jat-start, jat-verify, jat-complete
- pi-mono: codex-cli, codex-5.3-prompting, interactive-shell
- picoclaw: github, weather, tmux, summarize, skill-creator
- dyad: 18 skills (swarm-to-plan, multi-pr-review, fix-issue, lint, etc.)
- dexter: dcf valuation skill

Agents (23):
- pi-mono subagents: scout, planner, reviewer, worker
- toad: 19 agent configs (Claude, Codex, Gemini, Copilot, OpenCode, etc.)

System Prompts (91):
- Anthropic: 15 Claude prompts (opus-4.6, code, cowork, etc.)
- OpenAI: 49 GPT prompts (gpt-5 series, o3, o4-mini, tools)
- Google: 13 Gemini prompts (2.5-pro, 3-pro, workspace, cli)
- xAI: 5 Grok prompts
- Other: 9 misc prompts (Notion, Raycast, Warp, Kagi, etc.)

Hooks (9):
- JAT hooks for session management, signal tracking, activity logging

Prompts (6):
- pi-mono templates for PR review, issue analysis, changelog audit

Sources analyzed: jat, ralph-desktop, toad, pi-mono, cmux, pi-interactive-shell,
craft-agents-oss, dexter, picoclaw, dyad, system_prompts_leaks, Prometheus,
zed, clawdbot, OS-Copilot, and more

agents/community/toad/claude.com.toml

@@ -0,0 +1,41 @@
+# Schema defined in agent_schema.py
+# https://www.claude.com/product/claude-code
+
+identity = "claude.com"
+name = "Claude Code"
+short_name = "claude"
+url = "https://www.claude.com/product/claude-code"
+protocol = "acp"
+author_name = "Anthropic"
+author_url = "https://www.anthropic.com/"
+publisher_name = "Will McGugan"
+publisher_url = "https://willmcgugan.github.io/"
+type = "coding"
+description = "Unleash Claude’s raw power directly in your terminal."
+tags = []
+run_command."*" = "claude-code-acp"
+
+help = '''
+# Claude Code
+
+Built for developers
+Unleash Claude’s raw power directly in your terminal.
+Search million-line codebases instantly.
+Turn hours-long workflows into a single command.
+Your tools.
+Your workflow.
+Your codebase, evolving at thought speed.
+
+--- 
+[ACP adapter for Claude Code](https://github.com/zed-industries/claude-code-acp) by Zed Industries.
+
+'''
+
+
+[actions."*".install]
+command = "curl -fsSL https://claude.ai/install.sh | bash &&  npm install -g @zed-industries/claude-code-acp"
+description = "Install Claude Code + ACP adapter"
+
+[actions."*".install_acp]
+command = "npm install -g @zed-industries/claude-code-acp"
+description = "Install ACP adapter"