docs: implement custom skipper function in README

- Add a custom `skipper` function in the README file Signed-off-by: appleboy <appleboy.tw@gmail.com>
gin-contrib · Mar 2, 2024 · 0abce4a · 0abce4a
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commit 0abce4a
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diff --git a/README.md b/README.md
@@ -142,6 +142,8 @@ func main() {
 }
 ```
 
+## Custom `skipper` function
+
 Example for custom `skipper` function
 
 ```go