[RFC #0131] Build Observability

[joshwlewis]

RFC 0131 - Build Observability:

• Discussion Pull Request
• Text
• Tracking Issue

In RFC 0131, new functionality was described that should become part of the specification, including, but not limited to:

1. Lifecycle telemetry files (to be covered in the platform spec)
2. Buildpack telemetry files (to be covered in the buildpack spec)