$ task --list
task: Available tasks for this project:
* build:       Test and build my-app      (aliases: b)

$ task build
task: [test] go test ./...
ok      example/app     0.2s
task: [build] go build -o bin/my-app .

$ task b APP=demo
task: [test] go test ./...
ok      example/app     (cached)
task: [build] go build -o bin/demo .
