# What does this PR do?
Changes:
* Adds a new API to discover tools available on a runtime
* Adds a new model context protocol provider
## Test Plan
```
# clone python sdk for mcp and start the simple-tool server
uv run mcp-simple-tool --transport sse --port 56000
curl -X POST 'http://localhost:5000/alpha/toolgroups/register' \
-H 'Content-Type: application/json' \
-d '{
"tool_group": { "name": "simple_mcp_group",
"type": "model_context_protocol",
"endpoint": {"uri": "http://localhost:56000/sse"}
},
"provider_id": "model-context-protocol"
}'
curl -X POST 'http://localhost:5000/alpha/tool-runtime/invoke' \
-H 'Content-Type: application/json' \
-d '{
"tool_id": "fetch",
"args": {
"url": "http://google.com/"
}
}'
```
