[Matrix] Phase 2: Health Server Endpoints

[alacy-centrl]

Overview

Add Matrix identity management endpoints to health server for configuration via OpenWork UI.

Tasks

• Implement listMatrixIdentities() endpoint
• Implement upsertMatrixIdentity() endpoint
• Implement deleteMatrixIdentity() endpoint
• Update config file persistence logic
• Add runtime adapter restart on config change
• Add Matrix to health snapshot

Endpoints

• GET /identities/matrix - List Matrix accounts
• POST /identities/matrix - Create/update Matrix account
• DELETE /identities/matrix/:id - Remove Matrix account

Acceptance Criteria

• Can list Matrix identities via API
• Can add new Matrix accounts dynamically
• Can remove Matrix accounts
• Changes persist to config file
• Adapters restart automatically on changes

Estimated Time

1 day

Dependencies

• Issue [Matrix] Phase 2: Bridge Integration #781 (Bridge Integration)

Technical Details

• Follow pattern from Telegram/Slack identity endpoints
• Validate homeserverUrl and accessToken
• Support optional directory field
• Handle adapter restart errors gracefully

See full plan: https://github.com/users/alacy-centrl/projects/2

[alacy-centrl]

I apologize for opening these issues in the wrong repository. These Matrix integration issues should have been created in my personal fork. I'm closing this issue and moving it to alacy-centrl#9

Sorry for the confusion!