From 4aa280bfedb4f7a0a5346337ed7b7b1af7d62896 Mon Sep 17 00:00:00 2001
From: Michal Nasiadka <mnasiadka@gmail.com>
Date: Fri, 21 Jun 2024 10:53:45 +0200
Subject: [PATCH 1/2] Bump image to use Rocky9 and Squid 5.5

---
 Dockerfile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index a747572..677f27b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
-FROM rockylinux:8.6
+FROM rockylinux:9
 LABEL maintainer=StackHPC
 
-ENV SQUID_VERSION=4.15 \
+ENV SQUID_VERSION=5.5 \
     SQUID_CACHE_DIR=/var/spool/squid \
     SQUID_LOG_DIR=/var/log/squid \
     SQUID_USER=squid

From f7a5233e65daff97b72b16d8425fffd1a7fc8364 Mon Sep 17 00:00:00 2001
From: Michal Nasiadka <mnasiadka@gmail.com>
Date: Fri, 21 Jun 2024 10:57:01 +0200
Subject: [PATCH 2/2] Add build and publish workflow

---
 .github/workflows/build-and-push-images.yaml | 55 ++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 .github/workflows/build-and-push-images.yaml

diff --git a/.github/workflows/build-and-push-images.yaml b/.github/workflows/build-and-push-images.yaml
new file mode 100644
index 0000000..0f4520c
--- /dev/null
+++ b/.github/workflows/build-and-push-images.yaml
@@ -0,0 +1,55 @@
+name: Create and publish a Docker image
+
+on:
+  push:
+    branches:
+      - 'master'
+    tags:
+      - '*'
+  pull_request:
+    branches:
+      - 'master'
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v3
+        if: github.event_name != 'pull_request'
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          flavor: |
+            latest=false
+          tags: |
+            # minimal
+            type=ref,event=tag
+            # set latest tag for default branch
+            type=raw,value=latest,enable={{is_default_branch}}
+        
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}