fix(mcp): default Linear registry entry to OAuth

litellm/proxy/mcp_registry.json

@@ -46,6 +46,7 @@
       "registry_url": "https://registry.modelcontextprotocol.io/servers/app.linear%2Flinear",
       "transport": "http",
       "url": "https://mcp.linear.app/mcp",
+      "auth_type": "oauth2",
       "env_vars": []
     },
     {

tests/test_litellm/proxy/_experimental/mcp_server/test_mcp_discovery.py

@@ -92,6 +92,7 @@ class TestMCPRegistryFile:
         linear = next(s for s in data["servers"] if s["name"] == "linear")
         assert linear["transport"] == "http"
         assert linear["url"] == "https://mcp.linear.app/mcp"
+        assert linear["auth_type"] == "oauth2"
         assert "/sse" not in linear["url"]
 
     def test_slack_defaults_to_streamable_http_oauth(self, registry_path):