update readme

Author: Sep0lkit

README.md

@@ -1,4 +1,5 @@
 # Git-Issues-Blog
+[![GitHub Marketplace](https://img.shields.io/badge/Marketplace-Create%20Issue%20From%20File-blue.svg?colorA=24292e&colorB=0366d6&style=flat&longCache=true&logo=data:image/png;base64,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)](https://github.com/marketplace/actions/git-issues-blog)
 
 A Github action to create issues from github repository.
 
@@ -7,7 +8,7 @@ I use this action for my blog system,  make me more focused on writing.
 ## **Features:**
 
 - **WYWIWYG**(What You Write Is What You Get)
-- based on github file content 
+- Based on github file content 
 - Automatically generate and update issues
 - Automatic conversion image link
 - Easy to using
@@ -25,7 +26,17 @@ I use this action for my blog system,  make me more focused on writing.
 #### Environment variables
 - `POSTS_PATH` - blog posts folder name, default is "posts"
 
+#### Issues templates
 
+​	"_tpl/post-header.md" and "_tpl/post-footer.md" for templates, issues content will be:
+
+​			issues = post-header.md + posts/example.md + post-footer.md
+
+
+
+## Something to do:
+
+- [ ] Posts by github user,  but not github-action(github actions doesn't support now).
 
 ## License