fix(regression): classify toolcall content as tool output

ui/src/ui/chat/message-normalizer.test.ts

@@ -43,7 +43,7 @@ describe("message-normalizer", () => {
         timestamp: 2000,
       });
 
-      expect(result.role).toBe("assistant");
+      expect(result.role).toBe("toolResult");
       expect(result.content).toHaveLength(2);
       expect(result.content[0]).toEqual({
         type: "text",
@@ -88,6 +88,21 @@ describe("message-normalizer", () => {
       expect(result.role).toBe("toolResult");
     });
 
+    it("detects tool messages by toolcall content blocks", () => {
+      const result = normalizeMessage({
+        role: "assistant",
+        content: [{ type: "toolcall", name: "Bash", arguments: { command: "pwd" } }],
+      });
+
+      expect(result.role).toBe("toolResult");
+      expect(result.content[0]).toEqual({
+        type: "toolcall",
+        text: undefined,
+        name: "Bash",
+        args: { command: "pwd" },
+      });
+    });
+
     it("handles missing role", () => {
       const result = normalizeMessage({ content: "No role" });
       expect(result.role).toBe("unknown");

ui/src/ui/chat/message-normalizer.ts

@@ -4,6 +4,7 @@
 
 import { stripInboundMetadata } from "../../../../src/auto-reply/reply/strip-inbound-meta.js";
 import {
+  isToolCallContentType,
   isToolResultContentType,
   resolveToolBlockArgs,
 } from "../../../../src/chat/tool-content.js";
@@ -26,7 +27,7 @@ export function normalizeMessage(message: unknown): NormalizedMessage {
     Array.isArray(contentItems) &&
     contentItems.some((item) => {
       const x = item as Record<string, unknown>;
-      return isToolResultContentType(x.type);
+      return isToolResultContentType(x.type) || isToolCallContentType(x.type);
     });
 
   const hasToolName = typeof m.toolName === "string" || typeof m.tool_name === "string";