feat(KB-603): improve task creation UX with draft persistence and save-to-create

- Change QuickEntryBox Save button to immediately create task instead of just saving
- Add draft persistence to InlineCreateCard via localStorage for recovery
- Add comprehensive tests for InlineCreateCard draft persistence
- Update QuickEntryBox tests for new save-and-create behavior

packages/dashboard/app/components/__tests__/InlineCreateCard.test.tsx

@@ -90,6 +90,7 @@ function chooseModel(label: "Executor Model" | "Validator Model", optionText: st
 
 beforeEach(() => {
   vi.clearAllMocks();
+  localStorage.clear();
   vi.mocked(fetchModels).mockResolvedValue(MOCK_MODELS);
   vi.mocked(fetchSettings).mockResolvedValue({
     modelPresets: [],
@@ -536,3 +537,87 @@ describe("InlineCreateCard Plan and Subtask buttons", () => {
     // The disabled state is the primary UX protection
   });
 });
+
+describe("InlineCreateCard localStorage persistence", () => {
+  beforeEach(() => {
+    // Clear localStorage before each test
+    localStorage.clear();
+  });
+
+  afterEach(() => {
+    localStorage.clear();
+  });
+
+  it("restores description from localStorage on mount", () => {
+    // Pre-populate localStorage
+    localStorage.setItem("kb-inline-create-text", "Saved draft description");
+
+    renderCard();
+    const textarea = screen.getByPlaceholderText("What needs to be done?");
+
+    // Should restore the saved description
+    expect((textarea as HTMLTextAreaElement).value).toBe("Saved draft description");
+  });
+
+  it("updates localStorage when typing", async () => {
+    renderCard();
+    const textarea = screen.getByPlaceholderText("What needs to be done?");
+
+    fireEvent.change(textarea, { target: { value: "Typing this task" } });
+
+    // Wait for the useEffect to run
+    await waitFor(() => {
+      expect(localStorage.getItem("kb-inline-create-text")).toBe("Typing this task");
+    });
+  });
+
+  it("clears localStorage after successful task creation", async () => {
+    const { props } = renderCard();
+    const textarea = screen.getByPlaceholderText("What needs to be done?");
+
+    // Type something to set localStorage
+    fireEvent.change(textarea, { target: { value: "Task to create" } });
+    await waitFor(() => {
+      expect(localStorage.getItem("kb-inline-create-text")).toBe("Task to create");
+    });
+
+    // Submit the task by clicking the Save button
+    fireEvent.click(screen.getByRole("button", { name: /Save/i }));
+
+    await waitFor(() => {
+      expect(props.onSubmit).toHaveBeenCalled();
+    });
+
+    // localStorage should be cleared
+    expect(localStorage.getItem("kb-inline-create-text")).toBeNull();
+  });
+
+  it("clears localStorage when cancelling via Escape key", async () => {
+    const { props } = renderCard();
+    const textarea = screen.getByPlaceholderText("What needs to be done?");
+
+    // Type something to set localStorage
+    fireEvent.change(textarea, { target: { value: "Draft to cancel" } });
+    await waitFor(() => {
+      expect(localStorage.getItem("kb-inline-create-text")).toBe("Draft to cancel");
+    });
+
+    // Press Escape to cancel
+    fireEvent.keyDown(textarea, { key: "Escape" });
+
+    // onCancel should be called
+    await waitFor(() => {
+      expect(props.onCancel).toHaveBeenCalled();
+    });
+
+    // localStorage should be cleared
+    expect(localStorage.getItem("kb-inline-create-text")).toBeNull();
+  });
+
+  it("starts with empty description when localStorage is empty", () => {
+    renderCard();
+    const textarea = screen.getByPlaceholderText("What needs to be done?");
+
+    expect((textarea as HTMLTextAreaElement).value).toBe("");
+  });
+});

packages/dashboard/app/components/__tests__/QuickEntryBox.test.tsx

@@ -1036,7 +1036,7 @@ describe("QuickEntryBox", () => {
       });
     });
 
-    it("clicking save button shows success toast", async () => {
+    it("clicking save button creates the task", async () => {
       const { props } = renderQuickEntryBox();
       const textarea = screen.getByTestId("quick-entry-input");
 
@@ -1046,9 +1046,14 @@ describe("QuickEntryBox", () => {
       // Click the save button
       fireEvent.click(screen.getByTestId("save-button"));
 
-      // Success toast should be shown
+      // Task should be created
       await waitFor(() => {
-        expect(props.addToast).toHaveBeenCalledWith("Draft saved", "success");
+        expect(props.onCreate).toHaveBeenCalledWith(
+          expect.objectContaining({
+            description: "Task to save",
+            column: "triage",
+          }),
+        );
       });
     });
 
@@ -1072,7 +1077,7 @@ describe("QuickEntryBox", () => {
       fireEvent.change(textarea, { target: { value: "Task to save" } });
 
       const saveButton = screen.getByTestId("save-button");
-      expect(saveButton.getAttribute("title")).toBe("Save draft to browser storage");
+      expect(saveButton.getAttribute("title")).toBe("Create task");
     });
 
     it("save button prevents textarea blur on mousedown", () => {