Update action to use dockerfile

Author: benrowe

action.yml

@@ -1,5 +1,6 @@
 name: MySQL to SQLite3 Converter
 description: Connect to mysql and convert to sqlite3 file
+
 inputs:
   output:
     description: output file
@@ -16,9 +17,11 @@ inputs:
   password:
     description: mysql password
     required: true
+
 runs:
   using: docker
-  image: benrowe/mysql-to-sqlite3
-  args:
-    -
+  image: Dockerfile
 
+branding:
+  icon: "mic"
+  color: "blue"