diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
index 4b2a406b..2b224ce2 100644
--- a/.github/workflows/build-test.yml
+++ b/.github/workflows/build-test.yml
@@ -449,7 +449,7 @@ jobs:
         run: pnpm --filter pilo-extension exec playwright install-deps chromium
 
       - name: Run extension e2e tests
-        run: pnpm --filter pilo-extension run test:e2e:headless:chrome
+        run: pnpm --filter pilo-extension run test:e2e:headless
 
       - name: Upload Playwright report
         uses: actions/upload-artifact@v4
diff --git a/.prettierignore b/.prettierignore
index 59779f7e..c7f566f0 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -19,5 +19,10 @@ packages/core/schemas/
 # WXT framework auto-generated files
 packages/extension/.wxt/
 
+# Playwright e2e artifacts (gitignored, but prettier still walks them,
+# so a local e2e run would otherwise fail `format:check`)
+packages/extension/playwright-report/
+packages/extension/test-results/
+
 # Dependencies
 node_modules/
\ No newline at end of file
diff --git a/packages/extension/e2e/sidepanel.spec.ts b/packages/extension/e2e/sidepanel.spec.ts
index 62f5f79d..17fe4423 100644
--- a/packages/extension/e2e/sidepanel.spec.ts
+++ b/packages/extension/e2e/sidepanel.spec.ts
@@ -11,7 +11,7 @@ test.describe("Sidepanel", () => {
     await page.waitForLoadState("networkidle");
 
     // Verify settings page is shown (extension auto-redirects when no API key)
-    await expect(page.getByText("Pilo Settings")).toBeVisible();
+    await expect(page.getByRole("heading", { name: "Settings" })).toBeVisible();
     await expect(page.getByText("API Key")).toBeVisible();
     await expect(page.getByText("Save Settings")).toBeVisible();
   });
@@ -24,8 +24,8 @@ test.describe("Sidepanel", () => {
     await page.goto(sidepanelUrl);
     await page.waitForLoadState("networkidle");
 
-    // Click "Back to Chat" button
-    await page.getByText("Back to Chat").click();
+    // Click the "Back to chat" button
+    await page.getByRole("button", { name: "Back to chat" }).click();
 
     // Wait for chat view to appear
     await page.waitForLoadState("networkidle");
@@ -45,7 +45,7 @@ test.describe("Sidepanel", () => {
     await expect(sendButton).toBeDisabled();
 
     // Verify settings button is visible
-    const settingsButton = page.getByTestId("settings-button");
+    const settingsButton = page.getByRole("button", { name: "Open settings" });
     await expect(settingsButton).toBeVisible();
   });
 
@@ -55,7 +55,7 @@ test.describe("Sidepanel", () => {
     await page.waitForLoadState("networkidle");
 
     // Navigate to chat view
-    await page.getByText("Back to Chat").click();
+    await page.getByRole("button", { name: "Back to chat" }).click();
     await page.waitForLoadState("networkidle");
 
     const taskInput = page.getByTestId("task-input");
@@ -77,15 +77,15 @@ test.describe("Sidepanel", () => {
     await page.waitForLoadState("networkidle");
 
     // Navigate to chat view first
-    await page.getByText("Back to Chat").click();
+    await page.getByRole("button", { name: "Back to chat" }).click();
     await page.waitForLoadState("networkidle");
 
     // Click settings button
-    const settingsButton = page.getByTestId("settings-button");
+    const settingsButton = page.getByRole("button", { name: "Open settings" });
     await settingsButton.click();
 
     // Should be back on settings page
-    await expect(page.getByText("Pilo Settings")).toBeVisible();
+    await expect(page.getByRole("heading", { name: "Settings" })).toBeVisible();
     await expect(page.getByText("API Key")).toBeVisible();
   });
 });