CI snapshot v3220

Source snapshot validated by the CI pipeline. This entry does not contain firmware bundles.

Changes:
docs: restore original GIF at top of README (#2252)

Source commit: 5cfbb8d98d561bddb7c8918ae431407267517016

Container images publish separately through the sensing-server release workflow.
Firmware downloads are attached to the dedicated vX.Y.Z-esp32 releases.