feat(grafana): add ntfy integration

platform/grafana/templates/secret.yaml

@@ -14,3 +14,7 @@ spec:
       remoteRef:
         key: dex.grafana
         property: client_secret
+    - secretKey: NTFY_RELAY_PASSWORD
+      remoteRef:
+        key: ntfy-relay.auth
+        property: password

platform/grafana/values.yaml

@@ -31,3 +31,21 @@ grafana:
       auth_url: https://dex.khuedoan.com/auth
       token_url: https://dex.khuedoan.com/token
       api_url: https://dex.khuedoan.com/userinfo
+  alerting:
+    contactpoints.yaml:
+      secret:
+        contactPoints:
+          - name: ntfy
+            receivers:
+              - uid: ntfy-relay
+                type: webhook
+                settings:
+                  url: http://ntfy-relay.ntfy-relay
+                  username: admin
+                  password: $__env{NTFY_RELAY_PASSWORD}
+    policies.yaml:
+      policies:
+        - receiver: ntfy
+          group_by:
+            - grafana_folder
+            - alertname