initial scaffold

apps/hello-app/image-automation.yaml

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+# Flux image automation: watches the Forgejo registry for new hello-app
+# tags, and rewrites deployment.yaml's image tag + commits back to this repo
+# when one shows up. Requires clusters/homelab/flux-system to have write
+# access to the Forgejo repo (flux bootstrap sets this up).
+
+apiVersion: image.toolkit.fluxcd.io/v1beta2
+kind: ImageRepository
+metadata:
+  name: hello-app
+  namespace: hello-app
+spec:
+  image: git.boglabob.com/codegit/hello-app
+  interval: 1m
+  # Uncomment + create the secret if the package is private.
+  # secretRef:
+  #   name: forgejo-registry
+---
+apiVersion: image.toolkit.fluxcd.io/v1beta2
+kind: ImagePolicy
+metadata:
+  name: hello-app
+  namespace: hello-app
+spec:
+  imageRepositoryRef:
+    name: hello-app
+  policy:
+    numerical:
+      order: asc
+  filterTags:
+    pattern: '^main-[a-f0-9]+-(?P<ts>\d+)$'
+    extract: '$ts'
+---
+apiVersion: image.toolkit.fluxcd.io/v1beta1
+kind: ImageUpdateAutomation
+metadata:
+  name: hello-app
+  namespace: flux-system
+spec:
+  interval: 1m
+  sourceRef:
+    kind: GitRepository
+    name: flux-system
+  git:
+    checkout:
+      ref:
+        branch: main
+    commit:
+      author:
+        email: flux@boglabob.com
+        name: fluxcdbot
+      messageTemplate: |
+        chore(hello-app): auto-update image to {{range .Updated.Images}}{{println .}}{{end}}
+    push:
+      branch: main
+  update:
+    path: ./apps/hello-app
+    strategy: Setters