Mindtrace Toolkit

### Description

Add Discoverability, Hosting, and Extensibility Support for Mindtrace Tools.

A unified tools system that supports:
	•	Local Python execution
	•	Remote MCP execution
	•	Agent visibility
	•	Plugin-style extensibility

### Acceptance Criteria

100% Test Coverage 

### Priority

High (blocking release or critical path)

### Estimated Effort (Story Points)

3 (2 days)