Try building zynthbox image on bullseye

.gitlab-ci.yml

@@ -12,8 +12,8 @@ build-zynthbox-image-armhf:
   script:
     - set -x
     
-    - image_name="zynthbox_rpi4_buster_$(date "+%F_%H%M").img"
-    - image_name_miko="zynthbox_miko_buster_$(date "+%F_%H%M").img"
+    - image_name="zynthbox_rpi4_bullseye_$(date "+%F_%H%M").img"
+    - image_name_miko="zynthbox_miko_bullseye_$(date "+%F_%H%M").img"
     - log_file_name="$image_name.build.log"
     
     # Ensuring key security
@@ -28,7 +28,7 @@ build-zynthbox-image-armhf:
     # Clone repositories required to generate image
     - echo "# Clone repositories required to generate image"
     - git clone https://github.com/zynthbox/CustomPiOS.git
-    - git clone https://github.com/zynthbox/ZynthianOS.git
+    - git clone https://github.com/zynthbox/ZynthianOS.git -b dev-bullseye
 
     # Setup Zynthbox Repo sourceline
     - echo "# Setup Zynthbox Repo sourceline"
@@ -38,7 +38,8 @@ build-zynthbox-image-armhf:
     # Download prebuilt realtime kernel
     - echo "# Download prebuilt realtime kernel"
     # - wget "http://unofficialpi.org/Distros/RealtimePi/2021-06-15_2021-05-07-realtimepi-buster-armhf-lite-0.5.0.zip" -P ./ZynthianOS/src/image
-    - wget "https://github.com/zynthbox/dependencies/releases/download/v0.5/2023-01-11_2020-02-13-realtimepi-buster-armhf-lite-kernel_5.15.65-llat-v7l+_0.6.0.zip" -P ./ZynthianOS/src/image
+    # - wget "https://github.com/zynthbox/dependencies/releases/download/v0.5/2023-01-11_2020-02-13-realtimepi-buster-armhf-lite-kernel_5.15.65-llat-v7l+_0.6.0.zip" -P ./ZynthianOS/src/image
+    - wget "http://unofficialpi.org/Distros/RealtimePi/nightly/2022-03-07_2022-01-28-realtimepi-bullseye-armhf-lite-0.6.0.zip" -P ./ZynthianOS/src/image
     
     # Build rpi4 image
     - echo "# Build rpi4 image"