FEAT(repo): add config files for apps repo

- Add application.yaml for ArgoCD app-of-apps
- Add kustomization.yaml with all 8 application components
- Add renovate.json for automated updates

application.yaml

@@ -0,0 +1,33 @@
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: applications
+  namespace: argocd
+  finalizers:
+    - resources-finalizer.argocd.argoproj.io
+spec:
+  project: default
+
+  source:
+    repoURL: https://github.com/K3S-HOME/applications.git
+    targetRevision: main
+    path: .
+
+  destination:
+    server: https://kubernetes.default.svc
+    namespace: argocd
+
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+    syncOptions:
+      - CreateNamespace=true
+    retry:
+      limit: 5
+      backoff:
+        duration: 5s
+        factor: 2
+        maxDuration: 3m
+
+  revisionHistoryLimit: 10

kustomization.yaml

@@ -0,0 +1,13 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+resources:
+  - application.yaml
+  - gitea/argocd.yaml
+  - homer/argocd.yaml
+  - docusaurus/argocd.yaml
+  - code-server/argocd.yaml
+  - umami/argocd.yaml
+  - headlamp/argocd.yaml
+  - immich/argocd.yaml
+  - crafty/argocd.yaml

renovate.json

@@ -0,0 +1,26 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:recommended"
+  ],
+  "customManagers": [
+    {
+      "customType": "regex",
+      "managerFilePatterns": ["argocd\\.yaml$"],
+      "matchStrings": [
+        "repoURL:\\s*(?<registryUrl>ghcr\\.io/[^\\s]+)\\n\\s+chart:\\s*(?<depName>[^\\s]+)\\n\\s+targetRevision:\\s*(?<currentValue>[^\\s]+)"
+      ],
+      "datasourceTemplate": "helm",
+      "registryUrlTemplate": "oci://{{registryUrl}}"
+    }
+  ],
+  "kubernetes": {
+    "fileMatch": ["\\.yaml$"]
+  },
+  "helmv3": {
+    "fileMatch": ["helm-values\\.yaml$"]
+  },
+  "argocd": {
+    "fileMatch": ["argocd\\.yaml$"]
+  }
+}