Try compiling Orange Pi CM4 raspberry pi os image

.github/workflow_config.yml

@@ -19,12 +19,13 @@ buildtest:
   # - armbian/bananapim2zero
   # - armbian/orangepi3lts
   # - armbian/orangepi4lts
+  - armbian/CB1
   # Orange Pi OS based images
   # - orangepi/orangepi_zero2
   # Raspberry Pi OS based images
   - raspberry/rpi32
   # - raspberry/rpi64
-  - armbian/CB1
+  - raspberry/opicm4
 
 # This is used to setup release build chain.
 # Each entry will be used in setup matrix for releases
@@ -33,9 +34,9 @@ release:
   # armbian based images
   # - armbian/orangepi3lts
   # - armbian/orangepi4lts
+  - armbian/CB1
   # Orange Pi OS based images
   # - orangepi/orangepi_zero2
   # Raspberry Pi OS based images
   - raspberry/rpi32
   # - raspberry/rpi64
-  - armbian/CB1

config/raspberry/opicm4

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+# Shebang for better file detection
+
+# Just guessing, there's zero information on the architecture of this image.
+BASE_ARCH="arm64"
+
+# Third party OrangePi 4 Raspberry Pi OS image.
+DOWNLOAD_URL_CHECKSUM="https://gist.githubusercontent.com/miklschmidt/eb0dee54e204a8e5c030f5f4b2976588/raw/6cfe7cde0896fdd25b2b3f9a81ecf3d33cd5ddcb/Orangepicm4_1.0.0_raspios_bullseye_server_linux5.10.160.7z.sha256"
+DOWNLOAD_URL_IMAGE="https://github.com/leeboby/raspberry-pi-os-images/releases/download/opicm4/Orangepicm4_1.0.0_raspios_bullseye_server_linux5.10.160.7z"
+
+# export variables
+export BASE_ARCH
+export DOWNLOAD_URL_CHECKSUM
+export DOWNLOAD_URL_IMAGE