feat(pi-workflow): add human-readable run labels

extensions/pi-workflow/tool.test.ts

@@ -14,6 +14,8 @@ import {
 function workflowView(overrides: Partial<WorkflowView> = {}): WorkflowView {
   return {
     runId: "run-1",
+    featureName: "search-page",
+    request: "Build search page",
     revision: 4,
     status: "waiting",
     workspace: {
@@ -243,6 +245,39 @@ test("tool cancellation aborts its active Workflow Run before rejecting", async
   assert.equal(commands.some((command) => command.action === "abort"), true);
 });
 
+test("inspect errors retain the supplied run ID when no label can be derived", async () => {
+  let definition: Parameters<ExtensionAPI["registerTool"]>[0] | undefined;
+  const pi = {
+    registerTool(candidate: Parameters<ExtensionAPI["registerTool"]>[0]) {
+      definition = candidate;
+    },
+    getActiveTools: () => ["read"],
+  } as unknown as ExtensionAPI;
+  registerPiWorkflowTool(pi, {
+    store: {} as never,
+    async engineForContext() {
+      return {
+        async execute() {
+          throw new Error("not found");
+        },
+      } as never;
+    },
+  });
+  assert.ok(definition);
+  await assert.rejects(
+    definition.execute(
+      "inspect-call",
+      { action: "inspect", runId: "missing-run-id" },
+      new AbortController().signal,
+      undefined,
+      {
+        sessionManager: { getSessionId: () => "session-1" },
+      } as unknown as ExtensionContext,
+    ),
+    /Workflow Run missing-run-id could not be loaded/,
+  );
+});
+
 test("registered tool executes through the context engine and injects host tools", async () => {
   let definition: Parameters<ExtensionAPI["registerTool"]>[0] | undefined;
   const commands: WorkflowCommand[] = [];
@@ -267,7 +302,7 @@ test("registered tool executes through the context engine and injects host tools
   });
   assert.equal(definition?.name, "pi_workflow");
   assert.ok(definition);
-  await definition.execute(
+  const result = await definition.execute(
     "call-1",
     {
       action: "decide",
@@ -293,4 +328,6 @@ test("registered tool executes through the context engine and injects host tools
     commands[0]?.action === "decide" ? commands[0].activeToolNames : undefined,
     ["read", "smart_compact"],
   );
+  assert.match(result.content[0]?.type === "text" ? result.content[0].text : "", /Workflow search-page/);
+  assert.equal((result.details as { runId: string }).runId, "run-1");
 });