$pullrequest.number variable. Tentacle will automatically substitute this variable with the actual pull request number, creating a personalized link for each pull request.
Getting Started
Variables
Tentacle goes beyond just displaying static links. It also supports the use of dynamic variables that can be resolved based on the current context, such as the pull request or the repository.
For example, you can define a link that will take the user directly to a preview environment for the current pull request by using the