- MCP server: add send-user-message tool to send user input to a running
Codex session
- Added an integration tests for the happy and sad paths
Changes:
• Add tool definition and schema.
• Expose tool in capabilities.
• Route and handle tool requests with validation.
• Tests for success, bad UUID, and missing session.
follow‑ups
• Listen path not implemented yet; the tool is present but marked “don’t
use yet” in code comments.
• Session run flag reset: clear running_session_id_set appropriately
after turn completion/errors.
This is the third PR in a stack.
Stack:
Final: #1686
Intermediate: #1751
First: #1750
aibrahim-oai