Key improvements:

• New cloud storage: Added Tencent Cloud Object Storage support
• New feature: SCCACHE_BASEDIRS environment variable for configuring multiple base directories
• GCC/Clang: Distributed compilation now supports assembly and preprocessor outputs
• Objective-C: Added header file (.h) support for consistency
• Platform support: Added macOS 15 Intel prebuilt binaries, FreeBSD 15.0 CI, s390x fixes
• Nix: Added sccache-dist to flake.nix
• Snap: Updated to core24
• Testing infrastructure: Integration tests reorganized with coverage reporting to Codecov.io What's Changed
• Add Objective C Header for consistency by @AJIOB in #2559
• Move integration tests related stuff to subdir by @Felixoid in #2565
• build(deps): bump opendal from 0.54.0 to 0.55.0 by @sylvestre in #2567
• feat: support for Tencent Cloud Object Storage by @RinChanNOWWW in #2563
• Integration tests by @Felixoid in #2564
• ci: add macos-15-intel for prebuilt binary by @linrongbin16 in #2555
• try to unbreak s390x by @sylvestre in #2568
• fix(ci): remove outdated analysis mode by @not-matthias in #2569
• chore: update to syslog 7 by @tottoto in #2572
• ci: show diff for toml_format by @xtqqczze in #2574
• Add SCCACHE_BASEDIRS support by @Felixoid in #2521
• Revert "ci: show diff for toml_format" by @sylvestre in #2578
• Extract LazyDiskCache to a separated file by @xis19 in #2573
• remove unused declaration by @sylvestre in #2577
• Distributed compilation support for asm & preprocessor outputs by @AJIOB in #2557
• ci: update freebsd to 15.0 by @svmhdvn in #2586
• chore: update to tokio-serde 0.9 by @tottoto in #2585
• docs: add comments about auth token requirements by @jullanggit in #2583
• Add .rustfmt.toml for consistent style between rustfmt and cargo fmt by @Felixoid in #2582
• snap: update to core24 by @soumyaDghosh in #2570
• add benches for normalize_win_path strip_basedirs by @sylvestre in #2588
• docs: fix examples showing an xz-compress toolchain archive by @jullanggit in #2587
• actions: add security audit workflow by @xtqqczze in #2594
• clippy: fix implicit_clone lint by @xtqqczze in #2584
• chore: Integration tests, feature gate, cache_type_name method by @Felixoid in #2596
• chore: update to nix 0.30 by @tottoto in #2589
• Extract FileObjectSource, CacheRead and CacheWrite from cache.rs to cache_io.rs by @xis19 in #2580
• Add sccache-dist to flake.nix by @jullanggit in #2579
• chore: Simplify storage_from_config by @Felixoid in #2597
• ci: Add coverage to integration tests, report it to Codecov.io by @Felixoid in #2598
• chore: update to toml 0.9 by @tottoto in #2599
• prepare the new release by @sylvestre in #2600

New Contributors

• @RinChanNOWWW made their first contribution in #2563
• @linrongbin16 made their first contribution in #2555
• @not-matthias made their first contribution in #2569
• @xtqqczze made their first contribution in #2574
• @xis19 made their first contribution in #2573
• @svmhdvn made their first contribution in #2586
• @jullanggit made their first contribution in #2583
• @soumyaDghosh made their first contribution in #2570