Update README.md and docs (#5)

Co-authored-by: goruha <goruha@users.noreply.github.com>

Author: cloudpossebot

docs/github-action.md

@@ -1,10 +1,12 @@
 <!-- markdownlint-disable -->
+
 ## Inputs
 
 | Name | Description | Default | Required |
 |------|-------------|---------|----------|
 | param1 | Input parameter placeholder | true | true |
 
+
 ## Outputs
 
 | Name | Description |