cli/mini: fix run failure handling (#35539)

packages/server/src/handlers/model.ts

@@ -1,4 +1,6 @@
 import { Catalog } from "@opencode-ai/core/catalog"
+import { PluginSupervisor } from "@opencode-ai/core/plugin/supervisor"
+import { ServiceUnavailableError } from "@opencode-ai/protocol/errors"
 import { Effect } from "effect"
 import { HttpApiBuilder } from "effect/unstable/httpapi"
 import { Api } from "../api"
@@ -17,6 +19,19 @@ export const ModelHandler = HttpApiBuilder.group(Api, "server.model", (handlers)
       .handle(
         "model.default",
         Effect.fn(function* () {
+          const plugins = yield* PluginSupervisor.Service
+          yield* plugins.ready.pipe(
+            Effect.timeoutOrElse({
+              duration: "5 seconds",
+              orElse: () =>
+                Effect.fail(
+                  new ServiceUnavailableError({
+                    message: "Model catalog initialization timed out",
+                    service: "model.catalog",
+                  }),
+                ),
+            }),
+          )
           const catalog = yield* Catalog.Service
           return yield* response(catalog.model.default())
         }),