chore(kube-web-view): migrate to app-template (#541)

Aligns it closer with all the other apps. Also avoids running into
sporadic git errors when codeberg has small hiccups.

kubernetes/apps/flux-system/addons/notifications/alertmanager/alert.yaml

@@ -66,5 +66,4 @@ spec:
     - "dial.*tcp.*timeout"
     - "waiting.*socket"
     - "requested URL returned error: 50[023]"
-    - "timeout.*codeberg\\.org"
   suspend: false

kubernetes/apps/monitoring/kube-web-view/app/helmrelease.yaml

@@ -0,0 +1,84 @@
+---
+# yaml-language-server: $schema=https://raw.githubusercontent.com/bjw-s/helm-charts/main/charts/other/app-template/schemas/helmrelease-helm-v2beta2.schema.json
+apiVersion: helm.toolkit.fluxcd.io/v2beta2
+kind: HelmRelease
+metadata:
+  name: &app kube-web-view
+spec:
+  interval: 2h
+  chart:
+    spec:
+      chart: app-template
+      version: 3.0.4
+      sourceRef:
+        kind: HelmRepository
+        name: bjw-s
+        namespace: flux-system
+  install:
+    remediation:
+      retries: 3
+  upgrade:
+    cleanupOnFail: true
+    remediation:
+      retries: 3
+      strategy: uninstall
+  uninstall:
+    keepHistory: false
+  values:
+    controllers:
+      kube-web-view:
+        strategy: RollingUpdate
+        containers:
+          app:
+            image:
+              repository: hjacobs/kube-web-view
+              tag: 23.8.0
+            args:
+              - --port=8080
+              - --show-container-logs
+            probes:
+              readiness:
+                enabled: true
+                custom: true
+                spec:
+                  httpGet:
+                    path: /health
+                    port: 8080
+            resources:
+              limits:
+                memory: 100Mi
+              requests:
+                cpu: 5m
+                memory: 100Mi
+    pod:
+      securityContext:
+        readOnlyRootFilesystem: true
+        runAsNonRoot: true
+        runAsUser: 1000
+    service:
+      app:
+        controller: kube-web-view
+        ports:
+          http:
+            port: 8080
+    serviceAccount:
+      name: *app
+    ingress:
+      app:
+        enabled: true
+        className: internal
+        annotations:
+          gethomepage.dev/enabled: "true"
+          gethomepage.dev/group: Observability
+          gethomepage.dev/icon: kubernetes.png
+          gethomepage.dev/name: Kube Web View
+        hosts:
+          - host: &host kube-web-view.18b.haus
+            paths:
+              - path: /
+                service:
+                  identifier: app
+                  port: http
+        tls:
+          - hosts:
+              - *host

kubernetes/apps/monitoring/kube-web-view/app/kustomization.yaml

@@ -3,26 +3,5 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 resources:
-  - ./ingress.yaml
-  - https://codeberg.org/hjacobs/kube-web-view/deploy?ref=23.8.0
-images:
-  - name: hjacobs/kube-web-view
-    newTag: 23.8.0
-patches:
-  - patch: |
-      apiVersion: apps/v1
-      kind: Deployment
-      metadata:
-        name: kube-web-view
-      spec:
-        revisionHistoryLimit: 3
-        template:
-          spec:
-            containers:
-            - name: kube-web-view
-              args:
-              - --port=8080
-              - --show-container-logs
-    target:
-      kind: Deployment
-      name: kube-web-view
+  - ./rbac.yaml
+  - ./helmrelease.yaml

kubernetes/apps/monitoring/kube-web-view/app/rbac.yaml

@@ -0,0 +1,36 @@
+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: kube-web-view
+---
+kind: ClusterRole
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: kube-web-view
+rules:
+  - apiGroups:
+      - '*'
+    resources:
+      - '*'
+    verbs:
+      - list
+      - get
+  - nonResourceURLs:
+      - '*'
+    verbs:
+      - list
+      - get
+---
+kind: ClusterRoleBinding
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: &app kube-web-view
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: *app
+subjects:
+  - kind: ServiceAccount
+    name: *app
+    namespace: monitoring