Build actions-runner image

.github/workflows/build-actions-runner.yaml

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+name: Build and Push actions-runner Image
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  packages: write
+
+jobs:
+  build_and_push:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Login to GitHub Container Registry
+        uses: docker/[email protected]
+        if: ${{ !github.event.pull_request.head.repo.fork }}
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Generate docker image tags
+        id: metadata
+        uses: docker/metadata-action@v5
+        with:
+          flavor: |
+            # Disable latest tag
+            latest=false
+          images: |
+            name=ghcr.io/${{ github.repository_owner }}/actions-runner
+
+      - name: Build and push image
+        uses: docker/[email protected]
+        with:
+          context: ./containers/actions-runner
+          platforms: linux/amd64
+          push: ${{ !github.event.pull_request.head.repo.fork && steps.metadata.outputs.tags != '' }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+          tags: ${{ steps.metadata.outputs.tags }}
+          labels: ${{ steps.metadata.outputs.labels }}

containers/actions-runner/Dockerfile

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+# Based on the image by onedr0p
+# https://github.com/onedr0p/containers/blob/main/apps/actions-runner/Dockerfile
+FROM ghcr.io/actions/actions-runner:2.311.0
+
+ENV HOMEBREW_NO_ANALYTICS=1 \
+    HOMEBREW_NO_ENV_HINTS=1 \
+    HOMEBREW_NO_INSTALL_CLEANUP=1 \
+    DEBCONF_NONINTERACTIVE_SEEN=true \
+    DEBIAN_FRONTEND="noninteractive" \
+    APT_KEY_DONT_WARN_ON_DANGEROUS_USAGE=DontWarn
+
+USER root
+
+RUN \
+    apt-get update && apt-get upgrade -y \
+    && \
+    apt-get install -y --no-install-recommends \
+        ca-certificates \
+        curl \
+        gcc \
+        git \
+        jo \
+        jq \
+        make \
+        moreutils \
+        unrar \
+        unzip \
+        wget \
+        zip \
+    && rm -rf /var/lib/apt/lists/*
+
+USER runner
+
+RUN /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"