test-drone/.drone.yml

---
kind: pipeline
type: docker
name: exec docker test

steps:
- name: test
  image: hello-world
---
kind: pipeline
type: exec
name: exec runner test
steps:
- name: test
  commands:
  - nix run 'nixpkgs#hello'
- name: notify
  commands:
  - nix run 'github:ambroisie/matrix-notifier'
  environment:
    ADDRESS:
      from_secret: matrix_homeserver
    ROOM:
      from_secret: matrix_roomid
    USER:
      from_secret: matrix_username
    PASS:
      from_secret: matrix_password
  settings:
    trigger:
      status:
        - failure
        - success
...