Update README for 6.0 release 0.

Author: winlinvip

README.md

@@ -119,6 +119,7 @@ distributed under their [licenses](https://ossrs.io/lts/en-us/license).
 
 ## Releases
 
+* 2025-12-03, [Release v6.0-r0](https://github.com/ossrs/srs/releases/tag/v6.0-r0), v6.0-r0, 6.0 release0, v6.0.184, 170962 lines.
 * 2025-11-03, [Release v6.0-b3](https://github.com/ossrs/srs/releases/tag/v6.0-b3), v6.0-b3, 6.0 beta3, v6.0.183, 170957 lines.
 * 2025-10-16, [Release v6.0-b2](https://github.com/ossrs/srs/releases/tag/v6.0-b2), v6.0-b2, 6.0 beta2, v6.0.181, 170948 lines.
 * 2025-09-15, [Release v6.0-b1](https://github.com/ossrs/srs/releases/tag/v6.0-b1), v6.0-b1, 6.0 beta1, v6.0.177, 170611 lines.

trunk/doc/CHANGELOG.md

@@ -146,6 +146,7 @@ The changelog for SRS.
 <a name="v6-changes"></a>
 
 ## SRS 6.0 Changelog
+* v6.0, 2025-12-03, Merge [#4588](https://github.com/ossrs/srs/pull/4588): RTMP: Ignore FMLE start packet after flash publish. v6.0.184 (#4588)
 * v6.0, 2025-10-17, Merge [#4534](https://github.com/ossrs/srs/pull/4534): HLS: Fix a iterator bug in hls_ctx cleanup function. v6.0.182 (#4534)
 * v6.0, 2025-10-14, Disable sanitizer by default to fix memory leak. (#4364) v6.0.181
 * v6.0, 2025-10-01, SRT: Support configurable default_streamid option. v6.0.180 (#4515)