chore: initialize Gitea v1.27.2 fork

Includes direct password setup links in registration emails.

Assisted-by: Codex:GPT-5

tests/e2e/licenses.test.ts

@@ -0,0 +1,9 @@
+import {test, expect} from '@playwright/test';
+
+test('licenses.txt', async ({page}) => {
+  const resp = await page.goto('/assets/licenses.txt');
+  expect(resp?.status()).toBe(200);
+  const content = await resp!.text();
+  expect(content).toContain('@vue/');
+  expect(content).toContain('gitea.dev/');
+});