v0.51.886

What's Changed

• Release: low-risk docs+tests batch (#5536, #5549, #5537, #5589) by @nesquena-hermes in #5640
• docs: document HERMES_WEBUI_* env vars + refresh stale version/test/locale numbers by @mo7al876any in #5536
• test: read static assets as utf-8 so the suite runs on Windows by @mo7al876any in #5537
• docs(#5269): document gateway approval runs API opt-in by @rodboev in #5549
• test(#5572): cover messaging clear watermark semantics by @rodboev in #5589

New Contributors

• @mo7al876any made their first contribution in #5536

Full Changelog: v0.51.885...v0.51.886