fix: fixes broken deployment

deploy.sh

@@ -28,17 +28,14 @@ kubectl apply -f manifest/charts/cert-manager
 
 
 ### set application namespaces and configures docker registry secret ###
-if [[ -f $HOME/.docker/config.json ]]; then
-    for NAMESPACE in ${NAMESPACES_LIST//,/ }; do
-        kubectl create namespace $NAMESPACE \
-            --dry-run=client -o yaml | kubectl apply -f -
-            
-        kubectl create secret generic $(echo $NAMESPACE | tr '[:upper:]' '[:lower:]')-regcred \
-            --from-file=.dockerconfigjson=$HOME/.docker/config.json \
-            --type=kubernetes.io/dockerconfigjson \
-            -n $NAMESPACE \
-            --dry-run=client -o yaml | kubectl apply -f -
-    done
-else
-    echo "Docker config file not found at $HOME/.docker/config.json. Skipping registry secret creation."
-fi
+for NAMESPACE in ${NAMESPACES_LIST//,/ }; do
+    kubectl create namespace $NAMESPACE \
+        --dry-run=client -o yaml | kubectl apply -f -
+
+    kubectl create secret docker-registry ghcr-secret \
+        --docker-server=ghcr.io \
+        --docker-username=$GHCR_USERNAME \
+        --docker-password=$GHCR_TOKEN \
+        --docker-email=unused \
+        --namespace=$NAMESPACE
+done