feat: add self-hosted renovate sources

action.yml

@@ -0,0 +1,13 @@
+name: 'Self-Hosted Renovate'
+description: 'GitHub Action to run self-hosted Renovate.'
+author: 'Jeroen de Bruijn'
+inputs:
+  configurationFile:
+    description: 'Renovate configuration file'
+    required: false
+    default: 'src/config.js'
+runs:
+  using: 'docker'
+  image: 'src/Dockerfile'
+  args:
+    - ${{ inputs.configurationFile }}

src/DockerFile

@@ -0,0 +1,5 @@
+FROM renovate/renovate:19.175.0
+
+COPY entrypoint.sh /entrypoint.sh
+
+ENTRYPOINT ["/entrypoint.sh"]

src/entrypoint.sh

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+#!/bin/bash
+#
+# Entrypoint for Docker.
+
+configurationFile="${1}"
+
+cp "${configurationFile}" '/usr/src/app/config.js'
+
+# Run Renovate.
+node /usr/src/app/dist/renovate.js