fix: route Claude partial tool input through canonical mapping (#108) (#122)

* fix: show loading skeleton for pending tool call details

* fix: surface claude tool previews before full json

* fix: route claude partial tool input through canonical mapping

* fix: remove pending tool-call summary placeholder

packages/app/src/utils/tool-call-detail-state.test.ts

@@ -0,0 +1,60 @@
+import assert from "node:assert/strict";
+import { describe, it } from "vitest";
+
+import type { ToolCallDetail } from "@server/server/agent/agent-sdk-types";
+import {
+  hasMeaningfulToolCallDetail,
+  isPendingToolCallDetail,
+} from "./tool-call-detail-state";
+
+describe("tool-call detail state", () => {
+  it("treats empty unknown payloads as not meaningful", () => {
+    const detail: ToolCallDetail = {
+      type: "unknown",
+      input: {},
+      output: null,
+    };
+
+    assert.strictEqual(hasMeaningfulToolCallDetail(detail), false);
+  });
+
+  it("treats partial unknown payloads with real values as meaningful", () => {
+    const detail: ToolCallDetail = {
+      type: "unknown",
+      input: { path: "src/index.ts" },
+      output: null,
+    };
+
+    assert.strictEqual(hasMeaningfulToolCallDetail(detail), true);
+  });
+
+  it("marks running calls with no meaningful detail as pending", () => {
+    assert.strictEqual(
+      isPendingToolCallDetail({
+        detail: {
+          type: "unknown",
+          input: {},
+          output: null,
+        },
+        status: "running",
+        error: null,
+      }),
+      true
+    );
+  });
+
+  it("does not mark completed calls as pending", () => {
+    assert.strictEqual(
+      isPendingToolCallDetail({
+        detail: {
+          type: "unknown",
+          input: {},
+          output: null,
+        },
+        status: "completed",
+        error: null,
+      }),
+      false
+    );
+  });
+});