1.6.3-rc0

What's Changed

• fix(s3wal): improve next() logic to handle pre-fetched records by @superhx in #3087
• feat(wal): expose wal uri & refactor BootstrapWal by @superhx in #3090
• feat(core): configurable iceberg snapshot expiration (#3077) by @Gezi-lzq in #3092
• test(coordinator): enhance commit status machine tests (#3089) by @Gezi-lzq in #3093
• fix(proto): enhance map field type resolution (#3094) by @Gezi-lzq in #3095
• fix(wal): revert the recovery modification in #3090 by @superhx in #3096
• feat(zerozone): optimize wal replaying via network transfer by @superhx in #3100
• fix(s3stream): fix array bounds check in ByteBufAlloc (#3102) by @superhx in #3103
• refactor(StreamRecordBatch): replace constructor with static factory method for improved clarity by @superhx in #3110
• chore(zerozone): set the request timeout to 30s by @superhx in #3118
• fix(zerozone): notify the listeners in appendAsFollower by @superhx in #3121
• feat(eventloop): add ref count to eventloop by @superhx in #3125
• chore(telemetry): delay retry after clean failure by @superhx in #3140
• chore: update automq version to 1.6.3-rc0 in configuration files by @Gezi-lzq in #3143

Full Changelog: 1.6.2...1.6.3-rc0