feat: add cleanup_feature tool and shared GitHub fetcher

[jonathannorris]

Summary

• Added cleanup_feature MCP tool in src/mcp/tools/featureTools.ts to fetch the DevCycle Feature Cleanup prompt.
• Introduced shared GitHub fetcher src/mcp/utils/github.ts and refactored installTools.ts to use it.
• Added CleanupFeatureArgsSchema with featureKey to src/mcp/types.ts.

Details

• Tool returns the cleanup prompt from the DevCycle prompts repo: Cleanup prompt.
• Schema aligns with existing MCP patterns and uses featureKey for context.

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Status	Name	Latest Commit	Updated (UTC)
✅ Deployment successful! View logs	devcycle-mcp-server	e765d32	Sep 10 2025, 03:29 PM

[Copilot]

Pull Request Overview

This PR adds a new MCP tool for fetching DevCycle Feature Cleanup prompts and introduces a shared GitHub fetcher utility to reduce code duplication across tools.

Key changes:

• Added cleanup_feature MCP tool to fetch cleanup guidance from the DevCycle prompts repository
• Created shared fetchAiPromptsAndRules utility to centralize GitHub API calls
• Refactored existing install tools to use the new shared fetcher

Reviewed Changes

Copilot reviewed 4 out of 4 changed files in this pull request and generated 1 comment.

File	Description
src/mcp/utils/github.ts	New shared utility for fetching content from DevCycle AI-Prompts-And-Rules repository
src/mcp/types.ts	Added CleanupFeatureArgsSchema with featureKey parameter
src/mcp/tools/installTools.ts	Refactored to use shared GitHub fetcher, removing duplicate code
src/mcp/tools/featureTools.ts	Added cleanup_feature tool implementation using shared fetcher

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