Add info about settings.yaml options

Author: NF-coder

README.md

@@ -9,3 +9,36 @@ Then you can use it with
 ```html
 <img src="https://your-gh-pagepurl/out.svg">
 ```
+
+## Configuring
+Example config u can see in `setting.yaml`
+```yaml
+general:
+  top_k: 4                      # how many sections will be on donut-chart (including "Other" section)
+  plane:
+    height: 140                 # height of svg
+    width: 250                  # width of svg
+  coloring:
+    type: "github"              # type of coloring (github or oklch available)
+    other_color: "#666666"      # color of "Other" section
+  # coloring:
+  #   type: "oklch"             # type of coloring (github or oklch available)
+  #   chroma: 0.099             # coloring oklch chroma
+  #   lightness: 0.636          # coloring oklch lightness
+  #   other_color: "#666666"    # color of "Other" section
+  excluded_languages:           # list of languages that should be excluded
+    - Jupyter Notebook          # removed because jupyter files are too large
+
+legend:
+  margin_x: 140                 # margin of legend (x-axis)
+  margin_y: 30                  # margin of legend (y-axis)
+  space_between_captions: 22    # space between legend options
+  font_color: "#c1c1c1"         # font color
+
+diagram:
+  outer_radius: 55              # outer circle radius
+  thickness: 12                 # size of donut-chart
+  margin_x: 20                  # margin of diagram (x-axis)
+  margin_y: 15                  # margin of diagram (y-axis)
+```
+About **oklch** u can read [here](https://oklch.com/)