updated readme

Author: ZeroX-DG

README.md

@@ -92,14 +92,15 @@ SnippetStore currently support 2 languages:
 
 ## Shortcut
 
-| Action                    | Key      |
-| ------------------------- | -------- |
-| Open create snippet modal | ctrl + n |
-| Open setting modal        | ctrl + , |
-| Toggle small sidebar mode | ctrl + b |
-| Close all modal           | esc      |
-| Save snippet              | ctrl + s |
-| Discard snippet changes   | esc      |
+| Action                    | Key                            |
+| ------------------------- | ------------------------------ |
+| Open create snippet modal | ctrl + n                       |
+| Open setting modal        | ctrl + ,                       |
+| Toggle small sidebar mode | ctrl + b                       |
+| Close all modal           | esc                            |
+| Save snippet              | ctrl + s                       |
+| Discard snippet changes   | esc                            |
+| Navigate in snippet list  | ctrl + pageup, ctrl + pagedown |
 
 ## Tech Stack