Fixes

• Kui "whitescreens" when switching to a tab whose CWD has been removed #8186
• No way to close a "bottom strip" split, nor to toggle it out of "bottom strip" mode #8185

Notebooks

• Major updates to Iter8 notebooks #8192
• Welcome notebook now checks your Kubernetes prereqs #8189

Behind the Scenes

• Removed bit rotted Tekton visualization support #8188

Warnings for macOS Signed Builds

The advantage of these builds is Apple has vetted them, and you thus avoid the security warning when launching Kui. However, due to underlying Electron/nodejs bugs, they can be quite laggy, though still usable. See the discussion here. Hopefully the underlying bugs will be fixed soon, so we can mainstream the signed builds.