sciagent code + Gitea Actions CI/CD

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

fe0/playwright.config.ts

@@ -0,0 +1,26 @@
+import { defineConfig, devices } from "@playwright/test";
+
+const baseURL = process.env.E2E_BASE_URL ?? "http://localhost:8080";
+
+export default defineConfig({
+  testDir: "./e2e",
+  timeout: 60_000,
+  expect: {
+    timeout: 10_000,
+  },
+  fullyParallel: false,
+  retries: 0,
+  reporter: [["list"]],
+  use: {
+    baseURL,
+    trace: "on-first-retry",
+    screenshot: "only-on-failure",
+    video: "retain-on-failure",
+  },
+  projects: [
+    {
+      name: "chromium",
+      use: { ...devices["Desktop Chrome"] },
+    },
+  ],
+});