add flux discord notifications

cluster/flux-system-custom/discord-notifications/alerts.yaml

@@ -0,0 +1,58 @@
+---
+apiVersion: notification.toolkit.fluxcd.io/v1beta1
+kind: Alert
+metadata:
+  name: k3s-gitops
+  namespace: flux-system
+spec:
+  providerRef:
+    name: discord
+  eventSeverity: info
+  eventSources:
+    - kind: GitRepository
+      name: "*"
+    - kind: Kustomization
+      name: "*"
+  suspend: false
+---
+apiVersion: notification.toolkit.fluxcd.io/v1beta1
+kind: Alert
+metadata:
+  name: helmreleases
+  namespace: flux-system
+spec:
+  providerRef:
+    name: discord
+  eventSeverity: error
+  eventSources:
+    - kind: HelmRelease
+      namespace: "auth"
+      name: "*"
+    - kind: HelmRelease
+      namespace: "data"
+      name: "*"
+    - kind: HelmRelease
+      namespace: "development"
+      name: "*"
+    - kind: HelmRelease
+      namespace: "flux-system"
+      name: "*"
+    - kind: HelmRelease
+      namespace: "home"
+      name: "*"
+    - kind: HelmRelease
+      namespace: "kube-system"
+      name: "*"
+    - kind: HelmRelease
+      namespace: "longhorn-system"
+      name: "*"
+    - kind: HelmRelease
+      namespace: "media"
+      name: "*"
+    - kind: HelmRelease
+      namespace: "monitoring"
+      name: "*"
+    - kind: HelmRelease
+      namespace: "network"
+      name: "*"
+  suspend: false

cluster/flux-system-custom/discord-notifications/provider.yaml

@@ -0,0 +1,12 @@
+---
+apiVersion: notification.toolkit.fluxcd.io/v1beta1
+kind: Provider
+metadata:
+  name: discord
+  namespace: flux-system
+spec:
+  type: discord
+  username: flux-bot
+  channel: flux
+  secretRef:
+    name: discord-url