Remove ai-collab library and corresponding test app

[Josmithr]

We are no longer pursuing this direction for SharedTree-based collab with AI agents.

[Copilot]

Pull request overview

This PR removes the ai-collab library and its corresponding test application as the team is no longer pursuing SharedTree-based collaboration with AI agents. The changes include complete removal of the library package, test application, and all associated dependencies.

Key Changes:

• Complete removal of the @fluidframework/ai-collab package from packages/framework/ai-collab
• Removal of the examples/apps/ai-collab test application
• Cleanup of all dependencies from pnpm-lock.yaml

Reviewed changes

Copilot reviewed 100 out of 102 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
pnpm-lock.yaml	Removes all dependency entries for the ai-collab package and test app, including dependencies on OpenAI, TypeChat, MUI, Next.js, and other related packages
packages/framework/ai-collab/tsdoc.json	Removes TSDoc configuration for the ai-collab package
packages/framework/ai-collab/tsconfig.json	Removes main TypeScript configuration
packages/framework/ai-collab/tsconfig.cjs.json	Removes CommonJS TypeScript configuration
packages/framework/ai-collab/src/test/tsconfig*.json	Removes test TypeScript configurations
packages/framework/ai-collab/src/test/**/*.spec.ts	Removes all test files for both implicit and explicit strategies
packages/framework/ai-collab/src/test/explicit-strategy/snapshots/*.snap	Removes all prompt generation snapshot test files

Files not reviewed (1)

• pnpm-lock.yaml: Language not supported

[alexvy86]

🚀

[tylerbutler]

Is it worth making an announcement changeset saying the package is no longer published?

[Josmithr]

Is it worth making an announcement changeset saying the package is no longer published?

Done. Presumably we should annotate the library as deprecated on npm as well? Who has permissions to do that?

[github-actions]

🔗 No broken links found! ✅

Your attention to detail is admirable.

linkcheck output

> fluid-framework-docs-site@0.0.0 ci:check-links /home/runner/work/FluidFramework/FluidFramework/docs
> start-server-and-test "npm run serve -- --no-open" 3000 check-links

1: starting server using command "npm run serve -- --no-open"
and when url "[ 'http://127.0.0.1:3000' ]" is responding with HTTP status code 200
running tests using command "npm run check-links"


> fluid-framework-docs-site@0.0.0 serve
> docusaurus serve --no-open

[SUCCESS] Serving "build" directory at: http://localhost:3000/

> fluid-framework-docs-site@0.0.0 check-links
> linkcheck http://localhost:3000 --skip-file skipped-urls.txt

Crawling...

Stats:
  243138 links
    1776 destination URLs
    2015 URLs ignored
       0 warnings
       0 errors