v4.0.0-beta.4

What's Changed

• feat: add SSH tunnel tests and improve error handling in createSshTunnel by @yvonneyx in #1039
• refactor: simplify Feishu error handling by @yvonneyx in #1038
• Surface open-source status in homepage headline by @yvonneyx with @Copilot in #1041
• Refactor event handling in AVA by @yvonneyx in #1042
• refactor!: remove subset analysis strategy by @yvonneyx in #1044
• docs: update AVA CLI version to 4.0.0-beta.3 in setup documentation by @yvonneyx in #1043
• feat: add analysis step events and structured summaries by @yvonneyx in #1045
• fix(site): upgrade zod to ^4.6.6 by @hustcc with @Copilot in #1048

Full Changelog: v4.0.0-beta.2...v4.0.0-beta.4