fix(web): render sidebar on settings route

Settings page was rendering Outlet directly, omitting the Sidebar nav.
Adds a playwright e2e test asserting sidebar visibility on both
dashboard and settings routes.

packages/web/playwright.config.ts

@@ -0,0 +1,17 @@
+import { defineConfig, devices } from "@playwright/test";
+
+export default defineConfig({
+	testDir: "./e2e",
+	fullyParallel: true,
+	reporter: "list",
+	use: {
+		baseURL: "http://localhost:5173",
+	},
+	projects: [{ name: "chromium", use: { ...devices["Desktop Chrome"] } }],
+	webServer: {
+		command: "pnpm dev",
+		url: "http://localhost:5173",
+		reuseExistingServer: !process.env.CI,
+		timeout: 60_000,
+	},
+});