change options, drop svg_out_path in favor of outputs list

action.yml

@@ -10,17 +10,22 @@ inputs:
   github_user_name:
     description: "github user name"
     required: true
-  gif_out_path:
-    description: "path of the generated gif file. If left empty, the gif file will not be generated."
-    required: false
-    default: null
-  svg_out_path:
-    description: "path of the generated svg file. If left empty, the svg file will not be generated."
+  outputs:
     required: false
     default: null
+    description: |
+      list of files to generate.
+      Generates one file per line. Each output can be customized with query string.
+      following this pattern: path/to/file.<gif or svg>?palette=<github or github-dark>&color_snake=<color>&color_dots=<color>,<color>,<color>,<color>,<color>
 
-outputs:
-  gif_out_path:
-    description: "path of the generated gif"
-  svg_out_path:
-    description: "path of the generated svg"
+      supported query string options:
+
+      - palette: a preset of color, one of [github, github-dark, github-light]
+      - color_snake: color of the snake
+      - color_dots: coma separated list of dots color. The first one is the empty cell color, the second one is the lightest shade, the third one is the second lightest shade ect ...
+
+      example:
+        outputs: |
+          dark.svg?palette=github-dark&color_snake=blue
+          light.svg?color_snake=#7845ab
+          ocean.gif?color_snake=orange&color_dots=#bfd6f6,#8dbdff,#64a1f4,#4b91f1,#3c7dd9