feat: enable search plugin

Author: acbin

docs/.vitepress/config.mts

@@ -35,6 +35,9 @@ export default defineConfig({
     socialLinks: [
       { icon: 'github', link: 'https://github.com/doocs/qcloud-im-server-sdk-java' }
     ],
+    search: {
+      provider: 'local'
+    },
     logo: '/favicon-32x32.png',
     footer: {
       message: 'Released under the Apache-2.0 license.',

docs/guide/quickstart.md

@@ -16,7 +16,7 @@
 
 ### Gradle
 
-```gradle
+```txt
 implementation group: 'io.github.doocs', name: 'im-server-sdk-java', version: '0.4.12'
 ```