# Doncheli Implement

> Execute TDD implementation from task list following RED-GREEN-REFACTOR cycle with mandatory tests, stub detection, and quality gates. Activate when user mentions "implement", "build", "code", "develop", "implementar".

- **Type:** Skill
- **Install:** `agentstack add skill-doncheli-don-cheli-sdd-doncheli-implement`
- **Verified:** Yes — security-reviewed for prompt injection and unsafe behavior
- **Seller:** [doncheli](https://agentstack.voostack.com/s/doncheli)
- **Installs:** 0
- **Category:** [AI & ML](https://agentstack.voostack.com/c/ai-and-ml)
- **Latest version:** 0.1.0
- **License:** Apache-2.0
- **Upstream author:** [doncheli](https://github.com/doncheli)
- **Source:** https://github.com/doncheli/don-cheli-sdd/tree/main/.opencode/skills/doncheli-implement
- **Website:** https://doncheli.tv

## Install

```sh
agentstack add skill-doncheli-don-cheli-sdd-doncheli-implement
```

Requires the [AgentStack CLI](https://agentstack.voostack.com/docs/cli). Works with Claude Code, Cursor, and any MCP-compatible agent.

## About

# Don Cheli: TDD Implementer

## Iron Law #1: TDD is MANDATORY
Every piece of production code MUST have a test written BEFORE the implementation.

## Cycle
1. **RED**: Write a test that FAILS
2. **GREEN**: Write MINIMUM code to make the test pass
3. **REFACTOR**: Clean up without changing behavior

## Rules
- Never skip tests
- Never mark a task complete if stubs exist (`// TODO`, `throw new Error('not implemented')`)
- Run linter after each task
- Check coverage >= 85% on new code
- If a test fails 3 times, STOP and ask the user (Stop-Loss rule)

## Quality Gates
- Gate 5: All tasks have TDD pairs (test + implementation)
- Gate 6: All tests pass, coverage met, lint clean, build succeeds

## Source & license

This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.

- **Author:** [doncheli](https://github.com/doncheli)
- **Source:** [doncheli/don-cheli-sdd](https://github.com/doncheli/don-cheli-sdd)
- **License:** Apache-2.0
- **Homepage:** https://doncheli.tv

Install and usage instructions live in the source repository linked above.

## Pricing

- **Free** — Free

## Security capabilities

Automated source analysis of v0.1.0 — what this tool can access:

- **Network access:** no
- **Filesystem access:** no
- **Shell / process execution:** no
- **Environment & secrets:** no
- **Dynamic code execution:** no

*"Yes" means the capability is present in the source — more access means more to trust, not that it is unsafe.*


## Versions

- **0.1.0** — security scan: passed — Imported from the upstream source.

## Links

- Listing page: https://agentstack.voostack.com/l/skill-doncheli-don-cheli-sdd-doncheli-implement
- Seller: https://agentstack.voostack.com/s/doncheli
- Browse the marketplace: https://agentstack.voostack.com/browse

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Listed on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Creators keep 70%.