try kustomize patch with argocd

chart/templates/apps.yaml

@@ -1,4 +1,4 @@
-{{- range $app_name := .Values.tools -}}
+{{- range $app_name, $app := .Values.tools }}
 ---
 apiVersion: argoproj.io/v1alpha1
 kind: Application
@@ -13,6 +13,16 @@ spec:
     repoURL: https://gitea.arcodange.duckdns.org/arcodange-org/tools
     targetRevision: HEAD
     path: {{ $app_name }}
+    {{- if $app.patches }}
+    helm:
+      patches:
+        {{- range $patch := $app.patches }}
+        - target:
+            {{- toYaml $patch.target | nindent 12 }}
+          patch: |-
+            {{ $patch.patch | nindent 12 }}
+        {{- end }}
+    {{- end }}
   destination:
     server: https://kubernetes.default.svc
     namespace: tools
@@ -22,4 +32,4 @@ spec:
       selfHeal: true
     syncOptions:
       - CreateNamespace=true
-{{ end }}
+{{- end }}