Synaplan Onboarding Fun v4.2.8

This updated version has a nicer GUI in some parts (more consistancy) and helps admins to onboard faster...

Channels are more stable, too!

What's Changed

• fix(deploy): install Caddy from the repository that actually carries RPMs by @cristiangrxs in #1544
• test(e2e): cover MCP server config UI CRUD by @FExB17 in #1543
• fix(deploy): drop the duplicate REGISTRATION_ENABLED the AWS merge left behind by @cristiangrxs in #1545
• chore(deps): update docker images by @renovate[bot] in #1448
• fix(deploy): keep the AMI description ASCII so EC2 accepts the built image by @cristiangrxs in #1546
• fix(deploy): let the build role read the availability zones it places resources in by @cristiangrxs in #1547
• fix(deploy): grant the build role the reads a CloudFormation handler performs by @cristiangrxs in #1548
• ci(aws): wait out a cold first boot and keep the evidence when it fails by @cristiangrxs in #1549
• Feat/mcp update by @orgaralf in #1550
• fix(deploy): break the boot ordering cycle that kept the AMI from ever starting by @cristiangrxs in #1551
• fix(deploy): make the AMI first boot actually complete by @cristiangrxs in #1552
• fix(deploy): let Caddy write its log under ProtectSystem=strict by @cristiangrxs in #1554
• fix(frontend): make connection cards readable on mobile and clarify the chat word by @orgaralf in #1553
• fix(deploy): hand the log file caddy validate creates back to the service user by @cristiangrxs in #1555
• feat(deploy): let the AMI workflow run from pull request branches by @cristiangrxs in #1557
• fix(deploy): serve a real self-signed certificate instead of tls internal by @cristiangrxs in #1558
• Feat/docker startup improve by @orgaralf in #1559

Full Changelog: v4.2.4...v4.2.8