Kopia v0.20.0

Command-Line Interface

• New Feature helper functions to get preceding snapshots for diff (#4559) by Rohit-BM18
• Fix crash when doing kopia policy show <path> (#4560) by Donatas Abraitis
• rename function to setListBlobsParallelismFromFlags (#4564) by Julio Lopez
• New Feature --stats-only flag for the diff command (#4557) by Rohit-BM18
• add flag for rclone's startup timeout (#4543) by Julio Lopez
• cleanup cli.repositoryAccessMode (#4541) by Julio Lopez
• clarify documentation regarding per-user and per-host (#4512) by blenderfreaky
• create cache marker in log directories (#4517) by Julio López
• set build info version and info when not set (#4498) by Julio López
• misc cleanups in internal/diff (#4484) by Julio López
• add details to persistent password error message (#4480) by Julio López
• add newline after policy export output (#4476) by Julio López
• New Feature compute snapshot diff stats (#4444) by Rohit-BM18
• diff test (#4422) by Julio López

KopiaUI App

• adjust handling of default repository (#4561) by remigius42

General Improvements

• cleanup forbidigo linter config (#4540) by Julio Lopez
• cleanup linter config (#4538) by Julio Lopez
• avoid removing error cause (#4536) by Julio Lopez
• enable wsl for all go files (#4524) by Matthieu MOREL
• cleanup a few tests (#4519) by Julio Lopez
• leverage os.CreateTemp (#4513) by Julio López
• minor cleanups and other nits (#4507) by Julio López
• tempfile.Create on Linux (x64/arm64) (#4504) by Julio López
• use correct error in call to errors.Wrap (#4477) by alingse
• prevent infinite loop while resolving ignore file symlinks (#4413) by Julio López

Repository

• New Feature role assumption for S3 storage (#4182) by ashmrtn

Server

• add empty line between headers and body in email payload (#4545) by Julio Lopez
• prevent maintenance task on read-only repos (#4408) by Julio López

Snapshots

• extracted snapshot.FindPreviousManifests() (#4453) by Jarek Kowalski
• refactored uploader into separate package (#4450) by Jarek Kowalski

Storage Providers

• human-friendly persistence of role durantion (#4546) by Julio Lopez
• New Feature Azure Blob client certificate authentication (#4535) by Julio Lopez

CI/CD

• fix HTMLUI changelog (#4579) by Jarek Kowalski
• auto-generate clean htmlui changelog (#4578) by Jarek Kowalski
• upgrade Go toolchain to 1.23.9 (#4568) by Julio Lopez
• remove exclusion for unused ctx parameters (#4530) by Julio Lopez
• replace multierr with errors.Join (#4529) by Julio Lopez
• remove gocritic unnecessaryDefer exclusion (#4525) by Matthieu MOREL
• enable exptostd linter (#4509) by Julio López
• utc commit date (#4506) by Julio López
• bump golangci-lint to v2.1.2 (#4500) by Matthieu MOREL
• use GH Linux ARM runners (#4367) by Julio López
• upgrade Go to 1.23 (#4248) by Jarek Kowalski

Graphical User Interface

• New Feature add max file size field to policy editor (#321) by blenderfreaky
• New Feature allow creating per-host, per-user and foreign policies (#320) by blenderfreaky
• Remove misleading asterisk from extension placeholders (#327) by Kian Kasad
• don't require login and password to allow using SMTP instead of upgrading to SMTPs (#313) by anaxita
• reformatted all code using prettier (#330) by Jarek Kowalski
• added eslint (#329) by Jarek Kowalski
• migrate htmlui framework to vite, because CRA is deprecated (#316) by Jarek Kowalski