feat(v2): complete v2 reimplementation

frontend/playwright.config.ts

@@ -0,0 +1,14 @@
+import { defineConfig } from "@playwright/test";
+
+export default defineConfig({
+	testDir: "./e2e",
+	use: {
+		baseURL: "http://127.0.0.1:4173",
+		launchOptions: { executablePath: "/usr/sbin/chromium" },
+	},
+	webServer: {
+		command: "npm run dev -- --host 127.0.0.1 --port 4173",
+		port: 4173,
+		reuseExistingServer: false,
+	},
+});