---
phase: planning
title: Project Planning & Task Breakdown
description: Break down work into actionable tasks and estimate timeline
---

# Project Planning & Task Breakdown

## Milestones
**What are the major checkpoints?**

- [x] Milestone 1: Requirements, design, and plan finalized
- [x] Milestone 2: Indexing and search implementation complete
- [x] Milestone 3: Tests, docs, and verification complete

## Task Breakdown
**What specific work needs to be done?**

### Phase 1: Foundation
- [x] Task 1.1: Locate registry config and current skill commands
- [x] Task 1.2: Define index storage location and schema (`~/.ai-devkit/skills.json`)
- [x] Task 1.3: Add CLI command entry and help text

### Phase 2: Core Features
- [x] Task 2.1: Implement GitHub tree API fetch for `skills/` paths
- [x] Task 2.2: Fetch `SKILL.md` (raw) for descriptions
- [x] Task 2.3: Build index from registry skill folders
- [x] Task 2.4: Implement keyword search and output formatting
- [x] Task 2.5: Add refresh triggers (TTL, `--refresh`)

### Phase 3: Integration & Polish
- [x] Task 3.1: Error handling and offline behavior
- [x] Task 3.2: Add docs and examples to CLI help
- [x] Task 3.3: Write unit/integration tests

### Phase 4: Optimization & Resilience (Added)
- [x] Performance: Batched HEAD fetching (10 concurrent)
- [x] Performance: Smart cache skipping for unchanged registries
- [x] Resilience: Seed Index (`skills/index.json`) fallback for rate limits
- [x] Refactoring: Use native `fetch` API

### Phase 5: CI Automation (Added)
- [x] CLI Command: `skill rebuild-index --output <path>` for consistent index building
- [x] GitHub Action: Weekly cron job (Sundays) to auto-rebuild seed index
- [x] GITHUB_TOKEN: Support for authenticated API calls (5000 req/hr vs 60)

## Dependencies
**What needs to happen in what order?**

- Index schema defined before index builder and search.
- Registry access strategy finalized before implementation.
- Tests depend on stable CLI outputs and fixtures.
- External dependency: access to registry repos via GitHub API.

## Timeline & Estimates
**When will things be done?**

- Phase 1: Completed
- Phase 2: Completed
- Phase 3: Completed
- Phase 4: Completed
- Phase 5: Completed

## Risks & Mitigation
**What could go wrong?**

- Technical risks
  - Registry access blocked (auth, rate limits) -> **Mitigated via Seed Index & Batching**
  - Index refresh too slow for large registries -> **Mitigated via Smart Skipping**
- Resource risks
  - Limited time for testing edge cases
- Dependency risks
  - GitHub API rate limits for unauthenticated requests -> **Mitigated via GITHUB_TOKEN & Seed Index**
- Mitigation strategies
  - Cache and use stale index on failure -> **Implemented**
  - Add `--refresh` and `--ttl` options -> **Implemented (24h TTL)**
  - Support optional token to increase GitHub rate limits -> **Implemented**
  - **Seed Index Fallback**: Use pre-built index for cold starts.
  - **Automated Updates**: GitHub Action rebuilds index weekly.

## Completion Summary
The `skill find` feature is fully implemented, tested, optimized, and automated.
Key achievements include:
- **Sub-500ms search time** via cache-first architecture.
- **Robustness against rate limits** using Seed Index, batching, and GITHUB_TOKEN support.
- **Smart updates** with 24h TTL and smart cache skipping.
- **CI Automation** with weekly GitHub Action to keep seed index fresh.
- **Clean implementation** using native `fetch` and unified CLI logic.

## Resources Needed
**What do we need to succeed?**

- Team members and roles
  - CLI maintainer, reviewer
- Tools and services
  - HTTP client, optional Git CLI for head hash checks
- Infrastructure
  - Local cache directory
- Documentation/knowledge
  - Registry format and sample repos

