rowboat driven mode uses the same assistant chat UI

apps/x/packages/shared/src/ipc.ts

@@ -502,6 +502,10 @@ const ipcSchemas = {
       mode: CodeSessionMode,
       policy: ApprovalPolicy,
       isolation: z.enum(['in-repo', 'worktree']),
+      // LLM for Rowboat-mode turns. Unset = the configured default. Like any
+      // chat, the model is fixed once the session's run exists.
+      model: z.string().optional(),
+      provider: z.string().optional(),
     }),
     res: z.object({
       session: CodeSession,