Add E2E test for entity foundation workflow

tests/e2e/entities-foundation.e2e.ts

@@ -0,0 +1,43 @@
+import { expect, test } from "@playwright/test";
+
+test("user can place and select typed entities from the entity foundation workflow", async ({ page }) => {
+  const pageErrors: string[] = [];
+  const consoleErrors: string[] = [];
+
+  page.on("pageerror", (error) => {
+    pageErrors.push(error.message);
+  });
+
+  page.on("console", (message) => {
+    if (message.type() === "error") {
+      consoleErrors.push(message.text());
+    }
+  });
+
+  await page.goto("/");
+  await page.evaluate((storageKey) => {
+    window.localStorage.removeItem(storageKey);
+  }, "webeditor3d.scene-document-draft");
+  await page.reload();
+
+  await page.getByTestId("add-entity-soundEmitter").click();
+  await expect(page.getByTestId("sound-emitter-radius")).toHaveValue("6");
+
+  await page.getByTestId("sound-emitter-radius").fill("9");
+  await page.getByTestId("sound-emitter-radius").press("Tab");
+
+  await page.getByTestId("add-entity-interactable").click();
+  await expect(page.getByTestId("interactable-prompt")).toHaveValue("Use");
+
+  await page
+    .locator('[data-testid^="outliner-entity-"]')
+    .filter({ hasText: "Sound Emitter" })
+    .first()
+    .click();
+
+  await expect(page.getByTestId("sound-emitter-radius")).toHaveValue("9");
+  await expect(page.getByText("Sound Emitter", { exact: true })).toBeVisible();
+
+  expect(pageErrors).toEqual([]);
+  expect(consoleErrors).toEqual([]);
+});