DRAFT chore(ui): migrate Panel, PanelBody and PanelFooter components to Typescript #1370

Job	Run time
install-dependencies	54s
license-headers / Build LicenseEye	38s
license-headers / Apply LicenceHeader	0s
reuse-compliance / reuse	13s
type-check	46s
lint	1m 7s
format	44s
allowed-licenses	54s
test	3m 8s
	8m 24s

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