feat: add sunscreen ECC bundle

[ecc-tools]

Summary

Auto-generated ECC bundle from repository analysis.

What This Does

Merging this PR adds repo-local ECC artifacts for both Claude Code and Codex. The generated bundle captures repository patterns, Codex baseline config, and reusable workflow scaffolds derived from git history analysis.

Analysis Scope

• Commit history patterns and conventions
• Code architecture and structure
• Testing patterns and coverage
• Recurring workflows

Files

Path	Description
.claude/ecc-tools.json	ECC install manifest used for upgrades, repair, and uninstall.
.claude/skills/sunscreen/SKILL.md	Repository-specific Claude Code skill generated from git history.
.agents/skills/sunscreen/SKILL.md	Codex-facing copy of the generated repository skill.
.agents/skills/sunscreen/agents/openai.yaml	Codex skill metadata so the repo skill appears cleanly in the skill interface.
.claude/identity.json	Suggested identity.json baseline derived from repository conventions.
.codex/config.toml	Repo-local Codex MCP and multi-agent baseline aligned with ECC defaults.
.codex/AGENTS.md	Codex usage guide that points at the generated repo skill and workflow bundle.
.codex/agents/explorer.toml	Read-only explorer role config for Codex multi-agent work.
.codex/agents/reviewer.toml	Read-only reviewer role config focused on correctness and security.
.codex/agents/docs-researcher.toml	Read-only docs researcher role config for API verification.
.claude/homunculus/instincts/inherited/sunscreen-instincts.yaml	Continuous-learning instincts derived from repository patterns.

Optional: Continuous Learning (14 instincts)

This PR also includes instincts for the continuous-learning-v2 skill. These are optional and only useful if you use that skill.

Import after merging:

/instinct-import .claude/homunculus/instincts/inherited/sunscreen-instincts.yaml

Review Checklist

• Verify detected patterns are accurate
• Confirm generated config, commands, and skill metadata match the repo’s real workflow
• Check best practices align with team standards before merging

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_{ECC Tools | Everything Claude Code}