OpenWorker: initial import

Imported from andrewyng/aisuite@1b4bbf303e
(contents of its platform/ directory, hoisted to the repo root).
Development history prior to this commit lives in that repository.

Co-authored-by: Devika <devikaverma11@gmail.com>

surfaces/gui/playwright.live.config.ts

@@ -0,0 +1,29 @@
+import { defineConfig, devices } from "@playwright/test";
+
+// LIVE smoke config — runs against the REAL backend (coworker-server on :8765) and a REAL model.
+// Deliberately separate from playwright.config.ts (testDir ./e2e), so `npm run e2e` and CI never
+// pick these up. Run manually with `npm run e2e:live` when the backend is up and a model is set.
+// Nondeterministic and costs a few model tokens per run — a confidence smoke, not an assertion gate.
+const PORT = 5199;
+
+export default defineConfig({
+  testDir: "./e2e-live",
+  fullyParallel: false,
+  workers: 1,
+  retries: 0,
+  reporter: [["list"]],
+  // Model + tool execution take real time.
+  timeout: 180_000,
+  use: {
+    baseURL: `http://localhost:${PORT}`,
+    trace: "on-first-retry",
+  },
+  projects: [{ name: "chromium", use: { ...devices["Desktop Chrome"] } }],
+  webServer: {
+    // The dev server's default API base is 127.0.0.1:8765 — i.e. the real backend (no mocks here).
+    command: `npm run dev -- --port ${PORT} --strictPort`,
+    url: `http://localhost:${PORT}`,
+    reuseExistingServer: true,
+    timeout: 120_000,
+  },
+});