Pi 4B libcamera package

Workflow runs for Pi 4B libcamera package

• Add MicroXRCEAgent deb ci workflow

  completed successfully:
  Pi 4B libcamera package#6:Commit677fa22pushedbyyuzhiliu8
  main

  Nov 1, 20265m 15s
  More actions for workflow run 6

• fix cam stderr output

  completed successfully:
  Pi 4B libcamera package#5:Commit0011f7epushedbyyuzhiliu8
  main

  Nov 1, 20264m 48s
  More actions for workflow run 5

• add cam helper executable to libcamera install

  failed:
  Pi 4B libcamera package#4:Commit97c9403pushedbyyuzhiliu8
  main

  Nov 1, 20264m 46s
  More actions for workflow run 4

• remove readme bloat

  completed successfully:
  Pi 4B libcamera package#3:Commit4d79974pushedbyyuzhiliu8
  main

  Nov 1, 20264m 47s
  More actions for workflow run 3

• update libcamera to tar gz

  completed successfully:
  Pi 4B libcamera package#2:Commit1723faepushedbyyuzhiliu8
  main

  Oct 31, 20264m 43s
  More actions for workflow run 2

• add libcamera .deb building

  completed successfully:
  Pi 4B libcamera package#1:Commitfd59aabpushedbyyuzhiliu8
  main

  Oct 31, 20264m 8s
  More actions for workflow run 1