expansible-panel: Make component reactive to changes in the existence… #2906

Job	Run time
Test	1m 2s
deploy-blueos-extension	59s
deploy-electron (macos-13, mac, x64, dmg, latest-mac.yml)	5m 34s
deploy-flatpak (ubuntu-latest, linux, x86_64, flatpak)	9m 16s
deploy-page	43s
deploy-electron (ubuntu-latest, linux, x86_64, AppImage, latest-linux.yml)	2m 19s
deploy-flatpak (ubuntu-24-arm, linux, arm64, flatpak)	10m 50s
deploy-electron (ubuntu-24-arm, linux, arm64, AppImage, latest-linux-arm64.yml)	7m 3s
deploy-electron (windows-latest, win, x64, exe, latest.yml)	6m 5s
	43m 51s

Provide feedback