Merge pull request #133 from reviewdog/change_filter_mode

Change the default filter_mode to file

Author: haya14busa

README.md

@@ -52,7 +52,7 @@ It's same as `-reporter` flag of reviewdog.
 ### `filter_mode`
 
 Optional. Filtering mode for the reviewdog command [added,diff_context,file,nofilter].
-Default is added.
+Default is file.
 
 ### `fail_on_error`
 

action.yml

@@ -24,8 +24,8 @@ inputs:
   filter_mode:
     description: |
       Filtering mode for the reviewdog command [added,diff_context,file,nofilter].
-      Default is added.
-    default: 'added'
+      Default is file.
+    default: 'file'
     required: true
   fail_on_error:
     description: |