Hey @frenck, great work on the add-on! If you or anyone else is interested, it looks like you get the F@H data back into HA via their API. I have the following sensors set up and it works well. You would just need to change out your user name at the end of the URL.
- platform: rest
resource: https://stats.foldingathome.org/api/donor/jagee23
name: Folding at Home Points
value_template: '{{ value_json.credit }}'
- platform: rest
resource: https://stats.foldingathome.org/api/donor/jagee23
name: Folding at Home Work Units
value_template: '{{ value_json.wus }}'
- platform: rest
resource: https://stats.foldingathome.org/api/team/247478
name: Folding at Home Team Points
value_template: '{{ value_json.credit }}'
- platform: rest
resource: https://stats.foldingathome.org/api/team/247478
name: Folding at Home Team Work Units
value_template: '{{ value_json.wus }}'