{"eval":{"version":"openagentskill-skill-eval-v1","slug":"darkroomengineering-checkpoint","name":"checkpoint","generated_at":"2026-08-24T02:06:07.706Z","task_input":"Evaluate checkpoint before installing it in an AI agent workflow","status":"failed","score":63,"risk_level":"high","decision":{"recommendation":"do_not_auto_install","reason":"Agent safety gate: This skill should not be selected by an agent without explicit human security review.","auto_install_allowed":false,"policy":"block","human_review_required":true},"task_fit":{"score":94,"suited_tasks":["Workflow automation workflows","Claude Code teams","builders willing to evaluate younger projects","Move data between tools","Transform files","Trigger repeatable actions","Inspect repository metadata","Compare code changes"],"suited_agents":["Codex","Claude Code","Cursor","OpenAgentSkill CLI","CLI"]},"install":{"command":"npx skills add darkroomengineering/cc-settings --skill checkpoint","ready":true,"policy":"block","safety_label":"Avoid automatic install","targets":[{"id":"openagentskill-cli","label":"CLI","kind":"command","value":"npx --yes https://github.com/Leon-Drq/openagentskill/releases/download/cli-v0.2.1/openagentskill-0.2.1.tgz install darkroomengineering-checkpoint"},{"id":"codex","label":"Codex","kind":"agent-prompt","value":"Install the \"checkpoint\" agent skill from https://github.com/darkroomengineering/cc-settings/tree/main/skills/checkpoint. Read its SKILL.md or equivalent instructions first, install only the files needed for this workspace, and summarize any required setup before using it. Skill purpose: Mid-task rollback points — save/restore state before risky ops (refactors, migrations, destructive edits). For end-of-session save use `/handoff`. Triggers \"checkpoint\", \"snapshot\", \"before this risky op\", \"rollback to\", \"list checkpoints\", pre-refactor save. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"darkroomengineering-checkpoint\",\"task\":\"Install checkpoint\",\"agent\":\"codex\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."},{"id":"claude-code","label":"Claude Code","kind":"agent-prompt","value":"Add \"checkpoint\" as a Claude Code skill from https://github.com/darkroomengineering/cc-settings/tree/main/skills/checkpoint. Inspect the skill instructions, place the reusable skill files in the appropriate local skills location for this project, and report the activation steps. Skill purpose: Mid-task rollback points — save/restore state before risky ops (refactors, migrations, destructive edits). For end-of-session save use `/handoff`. Triggers \"checkpoint\", \"snapshot\", \"before this risky op\", \"rollback to\", \"list checkpoints\", pre-refactor save. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"darkroomengineering-checkpoint\",\"task\":\"Install checkpoint\",\"agent\":\"claude-code\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."},{"id":"cursor","label":"Cursor","kind":"agent-prompt","value":"Turn \"checkpoint\" from https://github.com/darkroomengineering/cc-settings/tree/main/skills/checkpoint into a reusable Cursor project rule or agent instruction. Preserve the core workflow, adapt paths to this repo, and keep the rule scoped to tasks where it is relevant. Skill purpose: Mid-task rollback points — save/restore state before risky ops (refactors, migrations, destructive edits). For end-of-session save use `/handoff`. Triggers \"checkpoint\", \"snapshot\", \"before this risky op\", \"rollback to\", \"list checkpoints\", pre-refactor save. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"darkroomengineering-checkpoint\",\"task\":\"Install checkpoint\",\"agent\":\"cursor\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."}]},"trust":{"score":67,"label":"Manual review","version":"trust-score-v4","evidence":{"stars":"42 GitHub stars","repoActivity":"42 stars, 3 forks","lastPushed":"3d since push","license":"MIT","repository":"https://github.com/darkroomengineering/cc-settings/tree/main/skills/checkpoint","install":"npx skills add darkroomengineering/cc-settings --skill checkpoint","installSafety":"standard package or runtime install path","permissionSurface":"shell or command execution, filesystem or document access","documentation":"Strong README/SKILL.md context","agentOutcomes":"No agent outcome data yet"}},"audit":{"score":74,"risk_level":"needs_review","risk_label":"Needs review","warnings":["Permission surface may require sandboxing","The skill references a script at `~/.claude/src/scripts/checkpoint.ts` but does not provide installation or setup instructions, nor does it include the script in the skill directory. This may cause the skill to fail if the script is not pre-installed.","The skill does not specify the required environment (e.g., bun, git) or how to handle missing dependencies.","Low GitHub adoption signal","Quality score needs review","Permission surface needs review: shell or command execution, filesystem or document access","GitHub adoption: 42 GitHub stars","Stars/forks activity: 42 stars, 3 forks; issue activity unavailable in current metadata"]},"safety_gate":{"score":30,"tier":"blocked","label":"Blocked for auto-install","auto_install_policy":"block","blocked":true,"permission_hints":[{"id":"shell","label":"Shell or command execution","reason":"Skill metadata references terminal, CLI, shell, subprocess, or command execution workflows.","severity":"high"},{"id":"network","label":"Network access","reason":"Skill likely fetches remote pages, APIs, repositories, or external services.","severity":"medium"},{"id":"filesystem","label":"Filesystem access","reason":"Skill may read or write project files, documents, generated artifacts, or local workspace state.","severity":"medium"},{"id":"secrets","label":"Secrets or environment access","reason":"Skill metadata references credentials, tokens, environment variables, or secret-bearing workflows.","severity":"high"},{"id":"database","label":"Database access","reason":"Skill may inspect schemas, query databases, or work with persistent stores.","severity":"medium"}],"policy_warnings":["High-risk permission hints: Shell or command execution, Secrets or environment access","Permission surface may require sandboxing"]},"checks":[{"id":"task_fit","label":"Task fit","status":"pass","score":94,"required_for_auto_install":true,"detail":"Task wording matches this skill metadata.","evidence":["Evaluate checkpoint before installing it in an AI agent workflow","automation","Workflow automation workflows; Claude Code teams; builders willing to evaluate younger projects"]},{"id":"install_path","label":"Install path","status":"pass","score":92,"required_for_auto_install":true,"detail":"Install handoff is available.","evidence":["npx skills add darkroomengineering/cc-settings --skill checkpoint"]},{"id":"install_safety","label":"Install command safety","status":"pass","score":92,"required_for_auto_install":true,"detail":"standard package or runtime install path","evidence":["npx skills add darkroomengineering/cc-settings --skill checkpoint"]},{"id":"trust_score","label":"Trust score","status":"warn","score":67,"required_for_auto_install":true,"detail":"Potentially useful, but at least one trust signal needs human inspection.","evidence":["Manual review","42 GitHub stars","MIT"]},{"id":"audit_score","label":"Audit score","status":"warn","score":74,"required_for_auto_install":true,"detail":"Needs review","evidence":["Permission surface may require sandboxing"]},{"id":"agent_safety_gate","label":"Agent safety gate","status":"fail","score":30,"required_for_auto_install":true,"detail":"This skill should not be selected by an agent without explicit human security review.","evidence":["Do not auto-install. Inspect the source, dependencies, and permission surface first.","Metadata combines secrets access with shell or command execution"]},{"id":"readme_skillmd_completeness","label":"README/SKILL.md completeness","status":"pass","score":86,"required_for_auto_install":false,"detail":"Metadata includes enough usage and workflow context","evidence":["Strong README/SKILL.md context"]},{"id":"license_clarity","label":"License clarity","status":"pass","score":86,"required_for_auto_install":true,"detail":"MIT","evidence":["MIT"]},{"id":"recent_maintenance","label":"Recent maintenance","status":"pass","score":100,"required_for_auto_install":false,"detail":"3d since push","evidence":["3d since push"]},{"id":"permission_surface","label":"Permission surface","status":"fail","score":50,"required_for_auto_install":true,"detail":"shell or command execution, filesystem or document access","evidence":["Shell or command execution: high","Network access: medium","Filesystem access: medium"]},{"id":"alternatives","label":"Alternatives available","status":"pass","score":82,"required_for_auto_install":false,"detail":"Alternative skills are available for comparison.","evidence":["bytedance-ui-tars-desktop","harry0703-moneyprinterturbo","trycua-cua"]}],"blockers":["Agent safety gate: This skill should not be selected by an agent without explicit human security review.","Permission surface: shell or command execution, filesystem or document access"],"warnings":["Trust score: Potentially useful, but at least one trust signal needs human inspection.","Audit score: Needs review","High-risk permission hints: Shell or command execution, Secrets or environment access","Permission surface may require sandboxing","The skill references a script at `~/.claude/src/scripts/checkpoint.ts` but does not provide installation or setup instructions, nor does it include the script in the skill directory. This may cause the skill to fail if the script is not pre-installed.","The skill does not specify the required environment (e.g., bun, git) or how to handle missing dependencies.","Low GitHub adoption signal","Quality score needs review","Permission surface needs review: shell or command execution, filesystem or document access","GitHub adoption: 42 GitHub stars","Stars/forks activity: 42 stars, 3 forks; issue activity unavailable in current metadata","Permission surface: shell or command execution, filesystem or document access"],"validation_plan":["Inspect repository, README/SKILL.md, license, and recent commits before production use.","Install in an isolated workspace or sandbox with no production secrets available.","Run the smallest representative task and record files touched, commands run, network access, and outputs.","Compare the selected skill against at least one alternative when the eval status is review or failed.","Promote only after the agent reports a successful verification result and unresolved warnings are accepted."],"do_not_use_when":["teams that need a vendor-supported SLA","production agents without a repository review","Low GitHub adoption signal","The skill references a script at `~/.claude/src/scripts/checkpoint.ts` but does not provide installation or setup instructions, nor does it include the script in the skill directory. This may cause the skill to fail if the script is not pre-installed.","High-risk permission hints: Shell or command execution, Secrets or environment access","Permission surface may require sandboxing","The skill does not specify the required environment (e.g., bun, git) or how to handle missing dependencies.","Quality score needs review"],"alternatives":[{"slug":"bytedance-ui-tars-desktop","name":"UI-TARS Desktop","url":"https://www.openagentskill.com/skills/bytedance-ui-tars-desktop","stars":36958,"install_command":"npx skills add bytedance/UI-TARS-desktop","trust_score":85,"audit_score":90},{"slug":"harry0703-moneyprinterturbo","name":"MoneyPrinterTurbo","url":"https://www.openagentskill.com/skills/harry0703-moneyprinterturbo","stars":88538,"install_command":"npx skills add harry0703/MoneyPrinterTurbo","trust_score":90,"audit_score":92},{"slug":"trycua-cua","name":"Cua","url":"https://www.openagentskill.com/skills/trycua-cua","stars":21387,"install_command":"npx skills add trycua/cua","trust_score":93,"audit_score":95}],"machine_metadata":{"version":"openagentskill-agent-metadata-v2","skill":{"slug":"darkroomengineering-checkpoint","name":"checkpoint","description":"Mid-task rollback points — save/restore state before risky ops (refactors, migrations, destructive edits). For end-of-session save use `/handoff`. Triggers \"checkpoint\", \"snapshot\", \"before this risky op\", \"rollback to\", \"list checkpoints\", pre-refactor save.","category":"automation","url":"https://www.openagentskill.com/skills/darkroomengineering-checkpoint","repository":"https://github.com/darkroomengineering/cc-settings/tree/main/skills/checkpoint","github_repo":"darkroomengineering/cc-settings"},"suited_tasks":["Workflow automation workflows","Claude Code teams","builders willing to evaluate younger projects","Move data between tools","Transform files","Trigger repeatable actions","Inspect repository metadata","Compare code changes"],"suited_agents":["Codex","Claude Code","Cursor","OpenAgentSkill CLI","CLI"],"install":{"command":"npx skills add darkroomengineering/cc-settings --skill checkpoint","ready":true,"targets":[{"id":"openagentskill-cli","label":"CLI","kind":"command","value":"npx --yes https://github.com/Leon-Drq/openagentskill/releases/download/cli-v0.2.1/openagentskill-0.2.1.tgz install darkroomengineering-checkpoint"},{"id":"codex","label":"Codex","kind":"agent-prompt","value":"Install the \"checkpoint\" agent skill from https://github.com/darkroomengineering/cc-settings/tree/main/skills/checkpoint. Read its SKILL.md or equivalent instructions first, install only the files needed for this workspace, and summarize any required setup before using it. Skill purpose: Mid-task rollback points — save/restore state before risky ops (refactors, migrations, destructive edits). For end-of-session save use `/handoff`. Triggers \"checkpoint\", \"snapshot\", \"before this risky op\", \"rollback to\", \"list checkpoints\", pre-refactor save. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"darkroomengineering-checkpoint\",\"task\":\"Install checkpoint\",\"agent\":\"codex\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."},{"id":"claude-code","label":"Claude Code","kind":"agent-prompt","value":"Add \"checkpoint\" as a Claude Code skill from https://github.com/darkroomengineering/cc-settings/tree/main/skills/checkpoint. Inspect the skill instructions, place the reusable skill files in the appropriate local skills location for this project, and report the activation steps. Skill purpose: Mid-task rollback points — save/restore state before risky ops (refactors, migrations, destructive edits). For end-of-session save use `/handoff`. Triggers \"checkpoint\", \"snapshot\", \"before this risky op\", \"rollback to\", \"list checkpoints\", pre-refactor save. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"darkroomengineering-checkpoint\",\"task\":\"Install checkpoint\",\"agent\":\"claude-code\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."},{"id":"cursor","label":"Cursor","kind":"agent-prompt","value":"Turn \"checkpoint\" from https://github.com/darkroomengineering/cc-settings/tree/main/skills/checkpoint into a reusable Cursor project rule or agent instruction. Preserve the core workflow, adapt paths to this repo, and keep the rule scoped to tasks where it is relevant. Skill purpose: Mid-task rollback points — save/restore state before risky ops (refactors, migrations, destructive edits). For end-of-session save use `/handoff`. Triggers \"checkpoint\", \"snapshot\", \"before this risky op\", \"rollback to\", \"list checkpoints\", pre-refactor save. After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"darkroomengineering-checkpoint\",\"task\":\"Install checkpoint\",\"agent\":\"cursor\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."}],"handoff_url":"https://www.openagentskill.com/api/skills/darkroomengineering-checkpoint/install","manifest_url":"https://www.openagentskill.com/api/registry/manifest/darkroomengineering-checkpoint"},"trust":{"score":67,"label":"Manual review","version":"trust-score-v4","install_policy":"human_review_before_install","evidence":{"stars":"42 GitHub stars","repoActivity":"42 stars, 3 forks","lastPushed":"3d since push","license":"MIT","repository":"https://github.com/darkroomengineering/cc-settings/tree/main/skills/checkpoint","install":"npx skills add darkroomengineering/cc-settings --skill checkpoint","installSafety":"standard package or runtime install path","permissionSurface":"shell or command execution, filesystem or document access","documentation":"Strong README/SKILL.md context","agentOutcomes":"No agent outcome data yet"},"outcome_evidence":{"total":0,"successes":0,"failures":0,"not_relevant":0,"success_rate":null,"recent_success_rate":null,"recent_failure_rate":null,"install_attempts":0,"install_success_rate":null,"risk_blocked":0,"setup_required":0,"avg_output_quality":null,"production_outcomes":0,"last_outcome_at":null,"label":"No agent outcome data yet"},"auto_install":{"allowed":false,"sandbox_required":true,"reason":"Human review or sandbox validation is required before automatic installation."},"best_for":["automation","agent-skill"],"known_risks":["The skill references a script at `~/.claude/src/scripts/checkpoint.ts` but does not provide installation or setup instructions, nor does it include the script in the skill directory. This may cause the skill to fail if the script is not pre-installed.","Low GitHub adoption signal","Quality score needs review","Permission surface needs review: shell or command execution, filesystem or document access","GitHub adoption: 42 GitHub stars","Stars/forks activity: 42 stars, 3 forks; issue activity unavailable in current metadata","Permission surface: shell or command execution, filesystem or document access"]},"agent_proven":{"version":"agent-proven-v1","score":0,"tier":"unproven","label":"Needs first agent run","summary":"No agent outcome reports yet. Use Resolve, run one narrow sandbox task, then report the result.","metrics":{"totalOutcomes":0,"successfulOutcomes":0,"failedOutcomes":0,"installAttempts":0,"installSuccessRate":null,"successRate":null,"recentSuccessRate":null,"recentFailureRate":null,"riskBlocked":0,"setupRequired":0,"notRelevant":0,"avgOutputQuality":null,"avgTimeToUsefulMs":null,"productionOutcomes":0,"humanReviewRequired":0,"uniqueAgents":0,"lastOutcomeAt":null},"signals":[],"penalties":["No real agent outcome evidence yet"]},"audit":{"score":74,"risk_level":"needs_review","risk_label":"Needs review","warnings":["Permission surface may require sandboxing","The skill references a script at `~/.claude/src/scripts/checkpoint.ts` but does not provide installation or setup instructions, nor does it include the script in the skill directory. This may cause the skill to fail if the script is not pre-installed.","The skill does not specify the required environment (e.g., bun, git) or how to handle missing dependencies.","Low GitHub adoption signal","Quality score needs review","Permission surface needs review: shell or command execution, filesystem or document access","GitHub adoption: 42 GitHub stars","Stars/forks activity: 42 stars, 3 forks; issue activity unavailable in current metadata"]},"safety_gate":{"tier":"blocked","label":"Blocked for auto-install","auto_install_policy":"block","auto_install_allowed":false,"human_review_required":true,"blocked":true,"recommended_action":"Do not auto-install. Inspect the source, dependencies, and permission surface first."},"quality":{"score":63,"label":"Promising"},"supply":{"track":"Coding and developer agents","scenario":"GitHub automation","maintenance":"3d since push","risk":"Needs review"},"alternative_skills":[{"slug":"bytedance-ui-tars-desktop","name":"UI-TARS Desktop","url":"https://www.openagentskill.com/skills/bytedance-ui-tars-desktop","stars":36958,"install_command":"npx skills add bytedance/UI-TARS-desktop","trust_score":85,"audit_score":90},{"slug":"harry0703-moneyprinterturbo","name":"MoneyPrinterTurbo","url":"https://www.openagentskill.com/skills/harry0703-moneyprinterturbo","stars":88538,"install_command":"npx skills add harry0703/MoneyPrinterTurbo","trust_score":90,"audit_score":92},{"slug":"trycua-cua","name":"Cua","url":"https://www.openagentskill.com/skills/trycua-cua","stars":21387,"install_command":"npx skills add trycua/cua","trust_score":93,"audit_score":95}],"do_not_use_when":["teams that need a vendor-supported SLA","production agents without a repository review","Low GitHub adoption signal","The skill references a script at `~/.claude/src/scripts/checkpoint.ts` but does not provide installation or setup instructions, nor does it include the script in the skill directory. This may cause the skill to fail if the script is not pre-installed.","High-risk permission hints: Shell or command execution, Secrets or environment access","Permission surface may require sandboxing","The skill does not specify the required environment (e.g., bun, git) or how to handle missing dependencies.","Quality score needs review"],"agent_contract":{"task_input":"Evaluate checkpoint before installing it in an AI agent workflow","recommended_action":"Do not auto-install. Inspect the source, dependencies, and permission surface first.","install_policy":"block","minimum_review_before_use":["Trust: 67/100 Manual review","Audit: 74/100 Needs review","Safety: 30/100 Avoid automatic install","Review repository, license, install command, and permission surface before production use."],"expected_agent_output":{"selected_skill":"darkroomengineering-checkpoint (checkpoint)","install_command":"npx skills add darkroomengineering/cc-settings --skill checkpoint","risk_summary":"Needs review; Blocked for auto-install; Review before production","verification_result":"Report the smallest successful task, files touched, warnings, and any missing setup."}},"outcome_feedback":{"endpoint":"https://www.openagentskill.com/api/agent/outcome","method":"POST","requires_resolve_event_id":true,"event_id_source":"Use install_receipt.outcome_feedback.event_id or feedback.event_id returned by /api/agent/resolve for the current task.","expected_outcomes":["success","failed","not_relevant","blocked_by_risk","setup_required"],"payload_template":{"event_id":"<install_receipt.outcome_feedback.event_id or feedback.event_id from /api/agent/resolve>","skill_slug":"darkroomengineering-checkpoint","task":"Evaluate checkpoint before installing it in an AI agent workflow","agent":"codex","outcome":"success","install_used":true,"risk_blocked":false,"setup_required":false,"task_success":true,"output_quality":4,"error_type":null,"human_review_required":false,"workspace":"sandbox","time_to_useful_ms":120000,"notes":"Report the smallest successful task, setup friction, files touched, and risk notes."}},"endpoints":{"web":"https://www.openagentskill.com/skills/darkroomengineering-checkpoint","api":"https://www.openagentskill.com/api/agent/skills/darkroomengineering-checkpoint","audit":"https://www.openagentskill.com/skills/darkroomengineering-checkpoint/audit","eval":"https://www.openagentskill.com/api/agent/evals?slug=darkroomengineering-checkpoint&task=Evaluate%20checkpoint%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&max_risk=medium","resolve":"https://www.openagentskill.com/api/agent/resolve?task=Evaluate%20checkpoint%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&agent=codex&max_risk=medium","receipt":"https://www.openagentskill.com/api/agent/receipt?task=Evaluate%20checkpoint%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&agent=codex&max_risk=medium&format=text","install":"https://www.openagentskill.com/api/skills/darkroomengineering-checkpoint/install","manifest":"https://www.openagentskill.com/api/registry/manifest/darkroomengineering-checkpoint"}},"endpoints":{"web":"https://www.openagentskill.com/skills/darkroomengineering-checkpoint","api":"https://www.openagentskill.com/api/agent/skills/darkroomengineering-checkpoint","eval":"https://www.openagentskill.com/api/agent/evals?slug=darkroomengineering-checkpoint","audit":"https://www.openagentskill.com/skills/darkroomengineering-checkpoint/audit","resolve":"https://www.openagentskill.com/api/agent/resolve?task=Evaluate%20checkpoint%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&agent=codex&max_risk=medium"}},"meta":{"endpoint":"/api/agent/evals","mode":"skill_eval","purpose":"Pre-install eval contract for a single skill. Agents should read this before installing a reusable skill.","generated_at":"2026-08-24T02:06:07.706Z"}}