Azure Pipelines: template:

https://docs.microsoft.com/en-us/azure/devops/pipelines/process/templates?view=azure-devops

See also

• Azure Pipelines: az pipelines, trigger:, stages:, variables:, parameters:, inputs:, group:, template:, jobs:, job:, steps:, dependsOn:, task:, condition:, resources:, pool:, stage:, extends:, deployment:, scriptType:, inlineScript:, repositories:, pr:, repository:, type:, Default Azure Pipeline, Azure Pipeline Library, Azure Pipeline Job full syntax