- Update Cargo.toml, stegoeggo-cli/Cargo.toml, fuzz/Cargo.toml
- Merge 0.3.0 changelog into 0.2.2
- Update DEPRECATIONS.md, SECURITY.md, STABILITY.md references
- Regenerate conformance fixtures with 0.2.2 authoring tool version
- Update manifest SHA-256 digests
- Update test version strings