✨ feat: add admin smoke tests and enhance testing documentation with new strategies and configurations

playwright.config.ts

@@ -1,5 +1,5 @@
 import { defineConfig, devices } from "@playwright/test"
-import { TEST_BASE_URL } from "./tests/fixtures/test-constants"
+import { TEST_ADMIN_BASE_URL, TEST_BASE_URL } from "./tests/fixtures/test-constants"
 
 /**
  * Playwright configuration for tibi-svelte projects.
@@ -70,6 +70,16 @@ export default defineConfig({
             },
         },
 
+        /* ── Admin Smoke Tests ────────────────────────────────────────── */
+        {
+            name: "admin",
+            testDir: "./tests/e2e-admin",
+            use: {
+                ...withPlaywrightUA(devices["Desktop Chrome"]),
+                baseURL: TEST_ADMIN_BASE_URL,
+            },
+        },
+
         /* ── Mobile E2E ────────────────────────────────────────────────── */
         {
             name: "mobile-iphonese",