version: "3"

vars:
  VAR_1: '{{.VAR_1 | default "included-default-var1"}}'
  VAR_2: '{{.VAR_2 | default "included-default-var2"}}'

tasks:
  task1:
    cmds:
      - echo "VAR_1 is {{.VAR_1}}"
      - echo "VAR_2 is {{.VAR_2}}"