- Resolved merge conflicts in pkg/io/io.go, pkg/io/local/client.go, and pkg/release/release.go.
- Reconciled io.Medium interface with upstream changes (unifying to fs.File for Open).
- Integrated upstream validatePath logic into the local medium.
- Completed migration of pkg/build and related packages to io.Medium.
- Addressed previous code review feedback on MockMedium and TaskfileBuilder.