From f45260c146cce26e9823589d1a30b4be318a859c Mon Sep 17 00:00:00 2001
From: Sahil Jhawar <jhawar@gfz.de>
Date: Tue, 4 Aug 2026 18:20:48 +0200
Subject: [PATCH 1/3] ci: add apptainer def and build ci (solves #91)

---
 .github/workflows/apptainer.yml | 48 +++++++++++++++++++++++++++++++++
 pyproject.toml                  |  1 +
 swvo.def                        | 31 +++++++++++++++++++++
 3 files changed, 80 insertions(+)
 create mode 100644 .github/workflows/apptainer.yml
 create mode 100644 swvo.def

diff --git a/.github/workflows/apptainer.yml b/.github/workflows/apptainer.yml
new file mode 100644
index 0000000..047cdbc
--- /dev/null
+++ b/.github/workflows/apptainer.yml
@@ -0,0 +1,48 @@
+name: Build and Push Apptainer Image
+
+on:
+  push:
+    branches: [main]
+    paths:
+      - "*.def"
+      - "swvo/**"
+      - "pyproject.toml"
+      - "requirements.txt"
+      - "download_daily_files.py"
+  workflow_dispatch:
+
+env:
+  APPTAINER_VERSION: "1.5.3"
+  IMAGE_NAME: swvo
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v7
+
+      - name: Get SWVO package version
+        id: swvo_version
+        run: |
+          VERSION=$(grep -oP '(?<=^current_version = ")[^"]+' pyproject.toml)
+          echo "version=$VERSION" >> "$GITHUB_OUTPUT"
+
+      - name: Install Apptainer
+        run: |
+          wget https://github.com/apptainer/apptainer/releases/download/v${{ env.APPTAINER_VERSION }}/apptainer_${{ env.APPTAINER_VERSION }}_amd64.deb
+          sudo apt-get update
+          sudo apt-get install -y ./apptainer_${{ env.APPTAINER_VERSION }}_amd64.deb
+
+      - name: Build image
+        run: sudo apptainer build ${{ env.IMAGE_NAME }}.sif swvo.def
+
+      - name: Log in to GHCR
+        run: |
+          echo ${{ secrets.GITHUB_TOKEN }} | apptainer remote login -u ${{ github.actor }} --password-stdin oras://ghcr.io
+
+      - name: Push image
+        run: |
+          apptainer push ${{ env.IMAGE_NAME }}.sif oras://ghcr.io/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}:latest
+          apptainer push ${{ env.IMAGE_NAME }}.sif oras://ghcr.io/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}:${{ github.sha }}
+          apptainer push ${{ env.IMAGE_NAME }}.sif oras://ghcr.io/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}:${{ steps.swvo_version.outputs.version }}
diff --git a/pyproject.toml b/pyproject.toml
index 1feb8cb..6654c17 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -92,6 +92,7 @@ push = true
 [tool.bumpver.file_patterns]
 "pyproject.toml" = ['current_version = "{version}"']
 "swvo/__init__.py" = ['__version__ = "{version}"']
+"apptainer.def" = ['    Version {version}']
 
 [tool.ty.src]
 include = ["swvo"]
diff --git a/swvo.def b/swvo.def
new file mode 100644
index 0000000..9a654a5
--- /dev/null
+++ b/swvo.def
@@ -0,0 +1,31 @@
+Bootstrap: docker
+From: astral/uv:python3.12-bookworm-slim
+
+%labels
+    Author Sahil Jhawar
+    Description SWVO
+    Version 1.2.5
+
+%files
+    swvo /opt/swvo/
+    pyproject.toml /opt/swvo/
+    requirements.txt /opt/swvo/
+    download_daily_files.py /opt/swvo/
+
+%environment
+    export UV_PROJECT_ENVIRONMENT=/opt/swvo/.venv
+    export PATH="/opt/swvo:/opt/swvo/.venv/bin:/root/.local/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
+
+%post
+    apt-get update
+    apt-get install -y --no-install-recommends curl ca-certificates build-essential
+    rm -rf /var/lib/apt/lists/*
+
+    export PATH="/root/.local/bin:$PATH"
+    export UV_PROJECT_ENVIRONMENT=/opt/swvo/.venv
+
+    cd /opt/swvo/
+    uv sync
+
+%runscript
+    exec "$@"
\ No newline at end of file

From b926b5fc670a6f61ed0e34385d458d1cce0468c0 Mon Sep 17 00:00:00 2001
From: Sahil Jhawar <jhawar@gfz.de>
Date: Tue, 4 Aug 2026 18:35:54 +0200
Subject: [PATCH 2/3] fix: apptainer.def -> swvo.def

---
 pyproject.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyproject.toml b/pyproject.toml
index 6654c17..0d8124f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -92,7 +92,7 @@ push = true
 [tool.bumpver.file_patterns]
 "pyproject.toml" = ['current_version = "{version}"']
 "swvo/__init__.py" = ['__version__ = "{version}"']
-"apptainer.def" = ['    Version {version}']
+"swvo.def" = ['    Version {version}']
 
 [tool.ty.src]
 include = ["swvo"]

From d052e9f6904440db4725dde8ca803f6a9723200d Mon Sep 17 00:00:00 2001
From: Sahil Jhawar <jhawar@gfz.de>
Date: Tue, 4 Aug 2026 18:38:05 +0200
Subject: [PATCH 3/3] chore: add spdx headers

---
 .github/workflows/apptainer.yml | 4 ++++
 swvo.def                        | 5 +++++
 2 files changed, 9 insertions(+)

diff --git a/.github/workflows/apptainer.yml b/.github/workflows/apptainer.yml
index 047cdbc..acb8275 100644
--- a/.github/workflows/apptainer.yml
+++ b/.github/workflows/apptainer.yml
@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2026 GFZ Helmholtz Centre for Geosciences
+# SPDX-FileContributor: Sahil Jhawar
+#
+# SPDX-License-Identifier: Apache-2.0
 name: Build and Push Apptainer Image
 
 on:
diff --git a/swvo.def b/swvo.def
index 9a654a5..1ffaa1b 100644
--- a/swvo.def
+++ b/swvo.def
@@ -1,3 +1,8 @@
+# SPDX-FileCopyrightText: 2026 GFZ Helmholtz Centre for Geosciences
+# SPDX-FileContributor: Sahil Jhawar
+#
+# SPDX-License-Identifier: Apache-2.0
+
 Bootstrap: docker
 From: astral/uv:python3.12-bookworm-slim