Add gatus templates.

kubernetes/templates/gatus/external/configmap.yaml

@@ -0,0 +1,20 @@
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: "${APP}-gatus-ep"
+  labels:
+    gatus.io/enabled: "true"
+data:
+  config.yaml: |
+    endpoints:
+      - name: "${APP}"
+        group: external
+        url: "https://${GATUS_SUBDOMAIN:-${APP}}.hsn.dev${GATUS_PATH:-/}"
+        interval: 1m
+        client:
+          dns-resolver: tcp://1.1.1.1:53
+        conditions:
+          - "[STATUS] == ${GATUS_STATUS:-200}"
+        alerts:
+          - type: pushover

kubernetes/templates/gatus/external/kustomization.yaml

@@ -0,0 +1,6 @@
+---
+# yaml-language-server: $schema=https://json.schemastore.org/kustomization
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - ./configmap.yaml

kubernetes/templates/gatus/guarded/configmap.yaml

@@ -0,0 +1,24 @@
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: "${APP}-gatus-ep"
+  labels:
+    gatus.io/enabled: "true"
+data:
+  config.yaml: |
+    endpoints:
+      - name: "${APP}"
+        group: guarded
+        url: 1.1.1.1
+        interval: 1m
+        ui:
+          hide-hostname: true
+          hide-url: true
+        dns:
+          query-name: "${GATUS_SUBDOMAIN:-${APP}}.hsn.dev"
+          query-type: A
+        conditions:
+          - "len([BODY]) == 0"
+        alerts:
+          - type: pushover

kubernetes/templates/gatus/guarded/kustomization.yaml

@@ -0,0 +1,6 @@
+---
+# yaml-language-server: $schema=https://json.schemastore.org/kustomization
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - ./configmap.yaml