v1.4.0

What's Changed

• GitHub action - improve cleanup by @JanneKiiskila in #38
• Update actions, golang to 1.20, sources-internal repo cloning, update websocket by @JanneKiiskila in #39
• Weekly build & results posting and restructure by @JanneKiiskila in #40
• Add missing shellcheck, move weekly build to Sunday by @JanneKiiskila in #41

Full Changelog: v1.3.0...v1.4.0