fix(mcp): signpost the self-hosted Microsoft 365 URL and pin the catalog entry in tests

litellm/proxy/mcp_registry.json

@@ -220,7 +220,7 @@
     {
       "name": "microsoft_365",
       "title": "Microsoft 365 (Graph)",
-      "description": "Outlook mail and calendar, OneDrive and SharePoint files, and Teams through Microsoft Graph, with each user's own Entra ID sign-in",
+      "description": "Outlook mail and calendar, OneDrive and SharePoint files, and Teams through Microsoft Graph, with each user's own Entra ID sign-in. Self-hosted: run ms-365-mcp-server next to the proxy and point the URL at it",
       "icon_url": "/ui/assets/logos/microsoft_365.svg",
       "category": "Productivity",
       "registry_url": "https://registry.modelcontextprotocol.io/servers/io.github.Softeria%2Fms-365-mcp-server",

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

@@ -1,5 +1,6 @@
 import json
 import os
+from typing import Final
 
 import pytest
 
@@ -99,6 +100,27 @@ class TestMCPRegistryFile:
         missing = expected - names
         assert not missing, f"Missing well-known servers: {missing}"
 
+    def test_microsoft_365_is_a_self_hosted_streamable_http_server(self, registry_path):
+        """The Graph server runs next to the proxy in org mode, so the entry must be streamable HTTP at /mcp."""
+        with open(registry_path, "r") as f:
+            data = json.load(f)
+        entry: Final = next(s for s in data["servers"] if s["name"] == "microsoft_365")
+        assert entry["transport"] == "http"
+        assert entry["url"].endswith("/mcp")
+        assert entry["category"] == "Productivity"
+        assert "ms-365-mcp-server" in entry["registry_url"]
+
+    def test_bundled_icons_exist(self, registry_path):
+        """An icon served from the proxy's own assets must ship in the built dashboard or the card renders blank."""
+        with open(registry_path, "r") as f:
+            data = json.load(f)
+        logos_dir: Final = os.path.join(os.path.dirname(registry_path), "_experimental", "out", "assets", "logos")
+        bundled: Final = [s for s in data["servers"] if s.get("icon_url", "").startswith("/ui/assets/logos/")]
+        assert bundled, "at least one registry entry ships its own icon"
+        for server in bundled:
+            icon: Final = os.path.join(logos_dir, os.path.basename(server["icon_url"]))
+            assert os.path.isfile(icon), f"{server['name']} points at a missing icon {server['icon_url']}"
+
     def test_env_vars_structure(self, registry_path):
         with open(registry_path, "r") as f:
             data = json.load(f)