From 001f444cf4ac2e33bd73f7a80f550a8796651456 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Thu, 6 Aug 2026 08:57:10 +0000
Subject: [PATCH 1/3] Initial plan


From 88f19463c712ace7d92e16ebd7bcde170f77ac91 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Thu, 6 Aug 2026 09:03:15 +0000
Subject: [PATCH 2/3] Add backup image Dockerfile and publish workflow

Co-authored-by: machisuji <158871+machisuji@users.noreply.github.com>
---
 .github/workflows/docker-image.yml | 34 ++++++++++++++++++++++++++++++
 Dockerfile                         |  6 ++++++
 README.md                          | 10 ++++++++-
 3 files changed, 49 insertions(+), 1 deletion(-)
 create mode 100644 .github/workflows/docker-image.yml
 create mode 100644 Dockerfile

diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
new file mode 100644
index 0000000..ab4fd21
--- /dev/null
+++ b/.github/workflows/docker-image.yml
@@ -0,0 +1,34 @@
+name: Build and publish backup image
+
+on:
+  push:
+    branches:
+      - main
+      - master
+  workflow_dispatch:
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          tags: openproject/backup:latest
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..1c17476
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,6 @@
+FROM kopia/kopia:latest AS kopia
+FROM rclone/rclone:latest AS rclone
+FROM postgres:17
+
+COPY --from=kopia /usr/bin/kopia /usr/local/bin/kopia
+COPY --from=rclone /usr/local/bin/rclone /usr/local/bin/rclone
diff --git a/README.md b/README.md
index f21cca3..f2c1608 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,10 @@
 # backup
-A docker image containing tools for backing up OpenProject (kopia, rclone, pg_dump)
+A docker image containing tools for backing up OpenProject (kopia, rclone, pg_dump).
+
+The `Dockerfile` builds an image with:
+- latest `kopia`
+- latest `rclone`
+- PostgreSQL client tooling from `postgres:17` (`pg_dump` v17)
+
+A GitHub Actions workflow at `/home/runner/work/backup/backup/.github/workflows/docker-image.yml`
+builds and pushes `openproject/backup:latest` to Docker Hub.

From 560e6c5a1b7ef43f0d014989980c38c0f5f05997 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Thu, 6 Aug 2026 09:04:58 +0000
Subject: [PATCH 3/3] Refine workflow tags and README path

Co-authored-by: machisuji <158871+machisuji@users.noreply.github.com>
---
 .github/workflows/docker-image.yml | 4 +++-
 README.md                          | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index ab4fd21..7a2e222 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -31,4 +31,6 @@ jobs:
           context: .
           file: ./Dockerfile
           push: true
-          tags: openproject/backup:latest
+          tags: |
+            openproject/backup:latest
+            openproject/backup:${{ github.sha }}
diff --git a/README.md b/README.md
index f2c1608..e09d8b0 100644
--- a/README.md
+++ b/README.md
@@ -6,5 +6,5 @@ The `Dockerfile` builds an image with:
 - latest `rclone`
 - PostgreSQL client tooling from `postgres:17` (`pg_dump` v17)
 
-A GitHub Actions workflow at `/home/runner/work/backup/backup/.github/workflows/docker-image.yml`
+A GitHub Actions workflow at `.github/workflows/docker-image.yml`
 builds and pushes `openproject/backup:latest` to Docker Hub.