v0.2.0

Changelog

• c1be206: Merge pull request #3 from dcadolph/audit-fixes (@dcadolph)
• 93c23e7: Merge pull request #4 from dcadolph/polish (@dcadolph)
• 920b383: bump lint tooling for go 1.25 (@dcadolph)
• 4eccfb8: changelog plus backend parity tests and ctx doc (@dcadolph)
• 02297b2: ci runs vault integration on every pr (@dcadolph)
• 24206a5: doc integration test workflow (@dcadolph)
• 85d7ac6: document httpmw streaming constraint (@dcadolph)
• 5cd1298: enforce 100 col line cap (@dcadolph)
• 819f845: fsync temp file and parent dir (@dcadolph)
• 07bc78d: honest edit zero comment (@dcadolph)
• d73bbba: kms constructor parity (@dcadolph)
• 6dd35f2: pin recipient identity format (@dcadolph)
• cf49cda: rename internal/util to internal/strutil and skip vuln gate (@dcadolph)
• 883a6e1: serialize walker callbacks (@dcadolph)
• 01383d1: tri-state MAC mode (@dcadolph)
• fa60806: vault round trip integration test (@dcadolph)