
This change adds phase documents to Treasuremap, similar to those in airshipctl [0]. Phase documents enable airshipctl users to define phases with document entrypoints in a declarative fashion rather than relying on hard-coded paths to Kustomize entrypoints. [0] https://review.opendev.org/749419 Depends-On: https://review.opendev.org/754729 Change-Id: I21dc86972c56e78b501c24dbaae6b5fb3cc2ca28