Protocol Buffers v29.0-rc2

Announcements

• Protobuf News may include additional announcements or pre-announcements for upcoming changes.

Bazel

• Fix proto_info_bzl (#18918) (083de5f)
• Use rules_cc everywhere in protobuf (ddadd0b)
• Upgrade rules_cc to 0.0.13 (3dd4835)
• Convert proto toolchain string to Label (aa181e2)
• Prepare supporting targets for testing (a748b10)

Java

• Give Kotlin jars an OSGi Manifest (#18812) (0c51eba)
• Re-export includingDefaultValueFields in deprecated state for important Cloud customer. (7321b2f)
• Restore compatibility with 3.22 gencode by re-adding mutableCopy helpers (1b1e90b)

Kotlin

• Give Kotlin jars an OSGi Manifest (#18812) (0c51eba)

Python

• Load Python rules everywhere in protobuf (a18f0de)

UPB (Python/PHP/Ruby C-Extension)

• Load Python rules everywhere in protobuf (a18f0de)

Other

• Upgrade rules_java and remove experimental_google_legacy_api flag (#18889) (f25389b)
• Replace use of C++17 with disabling a warning (111584f)
• Load Shell rules everywhere in protobuf (1822c8a)
• Fix Bazel dependency cycle issue affecting Kythe (#18768) (6df33a4)
• Remove rules_rust dependency (4329b89)
• Remove release branch staleness tests. (3551ee3)
• Remove javaopts requiring java8 in non-release builds. (98beac0)