Update readme.md

Author: AweiLoveAndroid

projects/readme.md

@@ -18,7 +18,7 @@
 
 ![](hub_demo/sample2.gif)
 
-> 代码戳这里：[](hub_demo/hub_demo.dart)
+> 代码戳这里：[hub_demo/hub_demo.dart](hub_demo/hub_demo.dart)
 
 > 配套视频请戳这里：[Flutter仅用100行轻松实现自定义P站和油管的Logo及自由切换Logo功能](https://www.bilibili.com/video/av75564707/)
 
@@ -30,6 +30,6 @@
 
 ![](flutter_adobe_logo/sample.gif)
 
-> 代码戳这里：[](flutter_adobe_logo/flutter_adobe_logo.dart)
+> 代码戳这里：[flutter_adobe_logo/flutter_adobe_logo.dart](flutter_adobe_logo/flutter_adobe_logo.dart)
 
-> 配套视频请戳这里：[Flutter轻松实现Adobe全家桶Logo列表功能](https://www.bilibili.com/video/av75750858/)
+> 配套视频请戳这里：[Flutter轻松实现Adobe全家桶Logo列表功能](https://www.bilibili.com/video/av75750858/)