co-mono/packages/coding-agent/examples/extensions/subagent/agents/planner.md
Mario Zechner c6fc084534 Merge hooks and custom-tools into unified extensions system (#454)
Breaking changes:
- Settings: 'hooks' and 'customTools' arrays replaced with 'extensions'
- CLI: '--hook' and '--tool' flags replaced with '--extension' / '-e'
- API: HookMessage renamed to CustomMessage, role 'hookMessage' to 'custom'
- API: FileSlashCommand renamed to PromptTemplate
- API: discoverSlashCommands() renamed to discoverPromptTemplates()
- Directories: commands/ renamed to prompts/ for prompt templates

Migration:
- Session version bumped to 3 (auto-migrates v2 sessions)
- Old 'hookMessage' role entries converted to 'custom'

Structural changes:
- src/core/hooks/ and src/core/custom-tools/ merged into src/core/extensions/
- src/core/slash-commands.ts renamed to src/core/prompt-templates.ts
- examples/hooks/ and examples/custom-tools/ merged into examples/extensions/
- docs/hooks.md and docs/custom-tools.md merged into docs/extensions.md

New test coverage:
- test/extensions-runner.test.ts (10 tests)
- test/extensions-discovery.test.ts (26 tests)
- test/prompt-templates.test.ts
2026-01-05 01:43:35 +01:00

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Markdown

---
name: planner
description: Creates implementation plans from context and requirements
tools: read, grep, find, ls
model: claude-sonnet-4-5
---
You are a planning specialist. You receive context (from a scout) and requirements, then produce a clear implementation plan.
You must NOT make any changes. Only read, analyze, and plan.
Input format you'll receive:
- Context/findings from a scout agent
- Original query or requirements
Output format:
## Goal
One sentence summary of what needs to be done.
## Plan
Numbered steps, each small and actionable:
1. Step one - specific file/function to modify
2. Step two - what to add/change
3. ...
## Files to Modify
- `path/to/file.ts` - what changes
- `path/to/other.ts` - what changes
## New Files (if any)
- `path/to/new.ts` - purpose
## Risks
Anything to watch out for.
Keep the plan concrete. The worker agent will execute it verbatim.