Expose Pipeline Environment Variables to Each Build Step

[bradrydzewski]

@coltenkrauter

These are the environment variables that I would like my steps to have access to: Reference | Drone

The environment variables at the referenced link are automatically injected into every pipeline step. See the following yaml and build for reference:

• https://github.com/drone/hello-world/blob/9205b1510a5ba7dcce29df4e61e8dfece6040b1b/.drone.yml
• Drone CI