feat: add provider availability detection and normalize legacy "default" model IDs

packages/server/src/client/daemon-client.ts

@@ -30,6 +30,7 @@ import type {
   ListCommandsResponse,
   ExecuteCommandResponse,
   ListProviderModelsResponseMessage,
+  ListAvailableProvidersResponse,
   SpeechModelsListResponse,
   SpeechModelsDownloadResponse,
   ListTerminalsResponse,
@@ -194,6 +195,7 @@ type PaseoWorktreeArchivePayload = PaseoWorktreeArchiveResponse["payload"];
 type FileExplorerPayload = FileExplorerResponse["payload"];
 type FileDownloadTokenPayload = FileDownloadTokenResponse["payload"];
 type ListProviderModelsPayload = ListProviderModelsResponseMessage["payload"];
+type ListAvailableProvidersPayload = ListAvailableProvidersResponse["payload"];
 type SpeechModelsListPayload = SpeechModelsListResponse["payload"];
 type SpeechModelsDownloadPayload = SpeechModelsDownloadResponse["payload"];
 type ListCommandsPayload = ListCommandsResponse["payload"];
@@ -2054,6 +2056,31 @@ export class DaemonClient {
     });
   }
 
+  async listAvailableProviders(options?: {
+    requestId?: string;
+  }): Promise<ListAvailableProvidersPayload> {
+    const resolvedRequestId = this.createRequestId(options?.requestId);
+    const message = SessionInboundMessageSchema.parse({
+      type: "list_available_providers_request",
+      requestId: resolvedRequestId,
+    });
+    return this.sendRequest({
+      requestId: resolvedRequestId,
+      message,
+      timeout: 30000,
+      options: { skipQueue: true },
+      select: (msg) => {
+        if (msg.type !== "list_available_providers_response") {
+          return null;
+        }
+        if (msg.payload.requestId !== resolvedRequestId) {
+          return null;
+        }
+        return msg.payload;
+      },
+    });
+  }
+
   async listSpeechModels(requestId?: string): Promise<SpeechModelsListPayload> {
     const resolvedRequestId = this.createRequestId(requestId);
     const message = SessionInboundMessageSchema.parse({