test(server): adapt config consumers to async service-port reads

Provide the service-port capability in the existing Session and tool-bridge fixtures. Use the platform temporary directory for the plugin agent fixture so its working directory exists on Windows.

packages/server/src/server/agent/plugin-provider.test.ts

@@ -310,7 +310,7 @@ describe("PluginAgentClientRegistry", () => {
     });
     const own = { nested: { replace: "agent" } };
     const agent = await manager.createAgent(
-      { provider: "plugin-direct", cwd: "/tmp", providerOptions: own },
+      { provider: "plugin-direct", cwd: tmpdir(), providerOptions: own },
       undefined,
       { workspaceId: undefined },
     );

packages/server/src/server/agent/providers/opencode/bridge-input-errors.test.ts

@@ -56,6 +56,7 @@ test("bridge preserves tool failure messages and classifies invalid requests as
     getDaemonTcpHost: null,
     serviceProxyPublicBaseUrl: null,
     resolveScriptHealth: null,
+    getGlobalServicePorts: async () => undefined,
     logger,
     emit: () => {},
     publishStatusUpdate: () => {},

packages/server/src/server/session.test.ts

@@ -425,6 +425,7 @@ function createSessionForTest(options: SessionForTestOptions = {}): Session {
     github: asGitHubService(github),
     workspaceGitService: asWorkspaceGitService(workspaceGitService),
     daemonConfigStore: asDaemonConfigStore({
+      readServicePorts: async () => undefined,
       get: vi.fn(() => ({
         mcp: { injectIntoAgents: false },
         providers: {},