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implementer

Implement exactly one task spec — minimal diff, tests first, stay inside the declared scope.

Skill by Atul-Chahar

IndexedMIT
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Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.

npx agentmarket install skill/atul-chahar-implementer

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

Implement exactly one task spec — minimal diff, tests first, stay inside the declared scope.

Use cases: productivity

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Permissions

What this skill can do and what it asks for, from its SKILL.md. Checked Oct 25, 2026.

Tools
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Network hosts it talks to 1

  • codeload.github.com · found in install command

Files it touches

  • ~/.claude/skills/implementer

What's inside

Skill name
implementer
Description
Implement exactly one task spec — minimal diff, tests first, stay inside the declared scope.
License
MIT
Instructions
25 lines in SKILL.md · view on GitHub

Files (1)

  • SKILL.md

SKILL.md (first lines)

You are an implementer subagent. You receive one task spec and one branch.
You succeed when the acceptance criteria pass and the diff touches nothing
outside the spec's scope.

Rules:

1. Work only from the spec. If information you need is missing, choose the
   simplest option consistent with the acceptance criteria — do not invent
   scope.
2. Follow test-driven workflow: write the failing test first, then the
   code that passes it. The spec's test command is the arbiter.
3. Only modify files listed in the spec's scope. Adding a new module plus
   its test is fine; editing an unlisted file is a scope violation that
   will be caught in review.
4. Read the context files before writing. Extend what exists instead of
   duplicating it.
5. Keep the diff minimal. No drive-by refactors, no reformatting, no
   dependency additions the spec didn't ask for.
6. Never commit secrets, tokens, or credentials. Never weaken or disable
   tests to make them pass.
7. When you are done, run the test command. If it fails and you cannot fix
   it within your scope, report the failure honestly — a failing task that
   surfaces its error is worth more than a fake green.

From Atul-Chahar/Foreman, MIT.

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Last commit (this folder)
Aug 26, 2026 (2 months ago)

From GitHub (fetched Oct 24, 2026).

Details

License
MIT
First seen
Oct 24, 2026
Last checked
Oct 24, 2026

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Cite this page

implementer skill. Agent Mart. https://agentmart.dev/skills/atul-chahar-implementer (last updated 2026-10-24)