fetch helm chart versions dynamically from repo

Replace hardcoded chart versions with dynamic lookup from the helm
repository. Add explicit helm repo add with --force-update to ensure
the repo is configured and up-to-date.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: mucsi96

scripts/deploy.sh

@@ -35,13 +35,11 @@ apiClientId=$(az keyvault secret show --vault-name p06-backup --name api-client-
 serverLatestTag=$(curl -s "https://registry.hub.docker.com/v2/repositories/mucsi96/postgres-azure-backup-server/tags/" | jq -r '.results |  map(select(.name != "latest")) | sort_by(.last_updated) | reverse | .[0].name')
 clientLatestTag=$(curl -s "https://registry.hub.docker.com/v2/repositories/mucsi96/postgres-azure-backup-client/tags/" | jq -r '.results |  map(select(.name != "latest")) | sort_by(.last_updated) | reverse | .[0].name')
 
-springAppChartVersion=24.0.0 #https://github.com/mucsi96/k8s-helm-charts/releases
-clientAppChartVersion=13.0.0 #https://github.com/mucsi96/k8s-helm-charts/releases
-
-
 echo "Updating Helm repositories..."
+helm repo add mucsi96 https://mucsi96.github.io/k8s-helm-charts --force-update
 
-helm repo update
+springAppChartVersion=$(helm search repo mucsi96/spring-app --output json | jq -r '.[0].version')
+clientAppChartVersion=$(helm search repo mucsi96/client-app --output json | jq -r '.[0].version')
 
 echo "Deploying server: mucsi96/postgres-azure-backup-server:$serverLatestTag to $hostname using spring-app chart $springAppChartVersion"
 helm upgrade postgres-azure-backup-server mucsi96/spring-app \