Fixed yq syntax

root/usr/libexec/apps/frigate/frigate.sh

@@ -203,7 +203,16 @@ sync_camera_config() {
     done
 
   # Then, handle deletions:
-    local cameras_in_yml=$(yq eval '.cameras | keys[]' /opt/docker2/compose/frigate/config.yml)
+  local num_cameras=$(yq eval '.cameras | length' /opt/docker2/compose/frigate/config.yml 2>/dev/null)
+  local i=0
+  local cameras_in_yml=""
+
+  while [ "$i" -lt "$num_cameras" ]; do
+      local camera_name=$(yq eval ".cameras | keys[$i]" /opt/docker2/compose/frigate/config.yml 2>/dev/null)
+      cameras_in_yml="$cameras_in_yml $camera_name"
+      i=$((i+1))
+  done
+
   echo "Checking for cameras in YML that are not in UCI..."
   for camera_name in $cameras_in_yml; do
       echo "Validating camera: $camera_name in UCI"