fix renovate config

Author: maciaszczykm

.github/renovate.json

@@ -3,8 +3,6 @@
 set -ex
 
 K3S_MANIFEST_DIR=${K3S_MANIFEST_DIR:-/var/lib/rancher/k3s/server/manifests/}
-
-# renovate: datasource=docker depName=ghcr.io/pluralsh/plural-cli-cloud
 BASE_IMAGE="ghcr.io/pluralsh/kairos-plural-cli:bootstrap"
 TOKEN=""
 URL=""

images/plural-bundle/run.sh

@@ -2,12 +2,12 @@ FROM alpine:3.21.2 AS build
 
 ARG TARGETARCH
 
-# renovate: datasource=github-releases depName=pluralsh/plural-cli
+# renovate: datasource=github-tags depName=plural-cli packageName=pluralsh/plural-cli
 ENV PLURAL_VERSION=0.11.1
 ADD "https://github.com/pluralsh/plural-cli/releases/download/v${PLURAL_VERSION}/plural-cli_${PLURAL_VERSION}_Linux_${TARGETARCH}.tar.gz" /
 RUN tar -xzvf /plural-cli_${PLURAL_VERSION}_Linux_${TARGETARCH}.tar.gz plural
 
-# renovate: datasource=github-releases depName=helm/helm
+# renovate: datasource=github-tags depName=helm packageName=helm/helm versioning=node
 ENV HELM_VERSION=v3.15.1
 ADD "https://get.helm.sh/helm-${HELM_VERSION}-linux-${TARGETARCH}.tar.gz" /
 RUN tar -xzvf /helm-${HELM_VERSION}-linux-${TARGETARCH}.tar.gz linux-${TARGETARCH}/helm

images/plural-cli/Dockerfile

@@ -0,0 +1,20 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": ["config:recommended", ":dependencyDashboard"],
+  "packageRules": [
+    {
+      "matchPackageNames": ["pluralsh/plural-cli"],
+      "extractVersion": "^v(?<version>.*)$"
+    }
+  ],
+  "customManagers": [
+    {
+      "customType": "regex",
+      "description": "Update _VERSION variables in Dockerfiles",
+      "fileMatch": ["(^|/|\\.)Dockerfile$", "(^|/)Dockerfile\\.[^/]*$"],
+      "matchStrings": [
+        "# renovate: datasource=(?<datasource>[a-z-]+?)(?: depName=(?<depName>.+?))? packageName=(?<packageName>.+?)(?: versioning=(?<versioning>[a-z-]+?))?\\s(?:ENV|ARG) .+?_VERSION=(?<currentValue>.+?)\\s"
+      ]
+    }
+  ]
+}