help renovate parse act version [CI SKIP]

Dockerfile

@@ -2,7 +2,10 @@ FROM golang:1.21-alpine3.18 as builder
 # Do not remove `git` here, it is required for getting runner version when executing `make build`
 RUN apk add --no-cache make git
 
-RUN git clone --depth 1 --branch v0.2.6 https://gitea.com/gitea/act_runner /opt/src/act_runner
+ARG ACT_VERSION=0.2.6
+
+RUN git clone --depth 1 --branch v${ACT_VERSION} https://gitea.com/gitea/act_runner /opt/src/act_runner
+
 WORKDIR /opt/src/act_runner
 
 RUN make clean && make build

renovate.json

@@ -0,0 +1,24 @@
+
+{
+    "extends": [":automergeMinor", ":automergePr", ":automergeRequireAllStatusChecks", ":dependencyDashboard", ":disableRateLimiting", ":rebaseStalePrs"],
+    "baseBranches": ["develop"],
+    "major": {
+      "dependencyDashboardApproval": true
+    },
+    "customManagers": [
+        {
+          "customType": "regex",
+          "fileMatch": ["Dockerfile"],
+          "matchStrings": ["ARG ACT_VERSION=[\"](?<currentValue>.*)[\"]"],
+          "datasourceTemplate": "gitea-releases",
+          "depNameTemplate": "gitea/act_runner"
+        }
+      ],
+      "packageRules": [
+        {
+          "matchDatasources": ["gitea-releases"],
+          "matchDepNames": ["gitea/act_runner"],
+          "extractVersion": "^v(?<version>.*)$"
+        }
+      ]
+}