chore: 初始化 Hugo 博客项目

Hextra 主题，8 篇文章，支持全文搜索/暗色模式

themes/hextra/playwright.config.ts

@@ -0,0 +1,21 @@
+import { defineConfig } from "@playwright/test";
+
+const baseURL = process.env.BASE_URL || "http://localhost:1313";
+
+export default defineConfig({
+  testDir: "./tests",
+  timeout: 60_000,
+  retries: 0,
+  reporter: [["list"], ["html"]],
+  use: {
+    baseURL,
+  },
+  webServer: process.env.BASE_URL
+    ? undefined
+    : {
+        command: "npx serve docs/public -l tcp://localhost:1313 --no-clipboard",
+        url: baseURL,
+        reuseExistingServer: !process.env.CI,
+        timeout: 30_000,
+      },
+});