fix(hermes): project native completion and tool activity

Co-Authored-By: Paperclip <noreply@paperclip.ing>

ui/src/components/transcript/native-run-events.test.ts

@@ -118,6 +118,30 @@ describe("provider notice presentation", () => {
 });
 
 describe("nativeRunEventsToTranscript", () => {
+  it.each(["command", "cmd"])("uses native %s arguments for process previews and preserves plain results", (key) => {
+    const input = { [key]: "printf 'native output'", cwd: "/workspace" };
+    const transcript = nativeRunEventsToTranscript([
+      event(1, "tool.execution.started", {
+        schema: "paperclip.tool.execution.v1", executionId: "hermes-terminal",
+        transport: "process", operation: "execute", name: "terminal", status: "running",
+      }),
+      itemEvent(2, "item.started", "hermes-terminal", {
+        item: { type: "tool_use", id: "hermes-terminal", name: "terminal", input: JSON.stringify(input) },
+      }),
+      event(3, "tool.execution.completed", {
+        schema: "paperclip.tool.execution.v1", executionId: "hermes-terminal",
+        transport: "process", operation: "execute", name: "terminal", status: "completed",
+      }),
+      itemEvent(4, "item.completed", "hermes-terminal", {
+        item: { type: "tool_result", tool_use_id: "hermes-terminal", result: "native output\nnext line" },
+      }),
+    ]);
+    expect(transcript).toMatchObject([
+      { kind: "tool_call", toolUseId: "hermes-terminal", name: "Bash", input },
+      { kind: "tool_result", toolUseId: "hermes-terminal", content: "native output\nnext line", isError: false },
+    ]);
+  });
+
   describe("accepted response-wake authority", () => {
     function fixture() {
       const result = {

ui/src/components/transcript/native-run-events.ts

@@ -547,6 +547,7 @@ function nativeToolItemDetails(
 
 function serializedNativeToolResult(item: NativeToolItemDetails): string {
   if (item.result === undefined) return "";
+  if (typeof item.result === "string") return item.result;
   try {
     return JSON.stringify(item.result) ?? "";
   } catch {
@@ -562,6 +563,14 @@ function toolPresentation(
   const operation = text(payload.operation);
   const reportedName = text(payload.name) ?? item?.name ?? null;
   if (transport === "process") {
+    let input = item?.input;
+    if (typeof input === "string") {
+      try { input = JSON.parse(input); } catch { /* Keep the reported invocation fallback. */ }
+    }
+    const argumentsRecord = record(input);
+    if (text(argumentsRecord?.command) || text(argumentsRecord?.cmd)) {
+      return { name: "Bash", input };
+    }
     return {
       name: "Bash",
       input: reportedName ? { command: reportedName } : { operation: operation ?? "execute" },