Release 2.19.0

✨ Features

• infinidysk: harden prebuilt installs and source fallback (ea0d476)

🐛 Bug Fixes

• mediastorm: resolve dated releases through immutable OCI tags (94d4f9a)
• updates: report configured branch targets for all source services (757bd84)
• updates: support frontend activation on Docker overlay layers (1286b5d)
• updates: track configured frontend installs correctly (cba5912)