From 04a2a2aed2f2969c9ea7412ba32a00c483328553 Mon Sep 17 00:00:00 2001
From: Ruben Hensen <ruben.hensen@protonmail.com>
Date: Fri, 23 Oct 2026 23:42:58 +0200
Subject: [PATCH] gatus: let Argo CD prune old resources

configMapGenerator gives every config change a new gatus-config-<hash> ConfigMap, and without prune the old one stayed behind and left the app OutOfSync.
---
 apps/templates/gatus-folder.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/apps/templates/gatus-folder.yaml b/apps/templates/gatus-folder.yaml
index be630ef..7c04004 100644
--- a/apps/templates/gatus-folder.yaml
+++ b/apps/templates/gatus-folder.yaml
@@ -18,4 +18,7 @@ spec:
     syncOptions:
     - CreateNamespace=true
     automated:
+      # Each config change generates a new gatus-config-<hash> ConfigMap;
+      # prune removes the old one.
+      prune: true
       selfHeal: true