How to synchronize estimates back to GitHub

During the Sprint Poker meeting your team will estimate effort for the stories you have imported. The facilitator can set the final estimate and choose where to send to GitHub as a label or comment. 

Estimates added to GitHub as comments have a standard look: 

Estimates added as labels can be customized: 

The wildcard {} character will be replaced by the estimate selected. Facilitators can chose to pre-pend or append this value with helpful text. If a label with this styling exists in GitHub, it will be used. If needed, a new label will be created, using the color of the corresponding card in the deck.