Add Docker image build in Actions CI/CD

.github/workflows/build-image.yml

@@ -0,0 +1,77 @@
+name: Build Docker image
+
+on:
+  push:
+    branches:
+      - build_image
+    tags:
+      - 'v*.*.*'
+
+env:
+  GH_REGISTRY: ghcr.io
+  GH_NAMESPACE: oceanum-io
+  GAR_REGISTRY: us-central1-docker.pkg.dev
+  GAR_PROJECT: oceanum-registry
+  GAR_REPOSITORY: public
+  IMAGE_NAME: oceanum-python
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [3.12, 3.13]
+        debian-version: [bookworm, trixie]
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Split Versions
+        id: split_versions
+        run: |
+          MAJOR_VERSION=$(echo ${{ github.ref_name }} | cut -d. -f1)
+          MINOR_VERSION=$(echo ${{ github.ref_name }} | cut -d. -f2)
+          echo "MAJOR_VERSION=$MAJOR_VERSION" >> $GITHUB_ENV
+          echo "MINOR_VERSION=$MINOR_VERSION" >> $GITHUB_ENV
+
+      - name: Login to GAR
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.GAR_REGISTRY }}
+          username: ${{ vars.GCP_AR_DOCKER_USERNAME }}
+          password: ${{ secrets.GCP_AR_DOCKER_PASSWORD }}
+
+      - name: Login to GHCR
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.GH_REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      # - name: Set up QEMU
+      #   uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build Docker image
+        uses: docker/build-push-action@v6
+        with:
+          #platforms: linux/amd64
+          context: .
+          file: Dockerfile
+          cache-from: type=registry,ref=${{ env.GAR_REGISTRY }}/${{ env.GAR_PROJECT }}/${{ env.GAR_REPOSITORY }}/${{ env.IMAGE_NAME }}-cache
+          cache-to: type=registry,ref=${{ env.GAR_REGISTRY }}/${{ env.GAR_PROJECT }}/${{ env.GAR_REPOSITORY }}/${{ env.IMAGE_NAME }}-cache
+          build-args: |
+            PYTHON_VER=${{ matrix.python-version }}
+            DEBIAN_VER=${{ matrix.debian-version }}
+          push: true
+          tags: |
+            ${{ env.GH_REGISTRY }}/${{ env.GH_NAMESPACE }}/${{ env.IMAGE_NAME }}:latest
+            ${{ env.GH_REGISTRY }}/${{ env.GH_NAMESPACE }}/${{ env.IMAGE_NAME }}:py${{ matrix.python-version }}-${{ matrix.debian-version }}
+            ${{ env.GH_REGISTRY }}/${{ env.GH_NAMESPACE }}/${{ env.IMAGE_NAME }}:${{ env.MINOR_VERSION }}-py${{ matrix.python-version }}-${{ matrix.debian-version }}
+            ${{ env.GH_REGISTRY }}/${{ env.GH_NAMESPACE }}/${{ env.IMAGE_NAME }}:${{ env.MINOR_VERSION }}.${{ env.MAJOR_VERSION }}-py${{ matrix.python-version }}-${{ matrix.debian-version }}
+            ${{ env.GH_REGISTRY }}/${{ env.GH_NAMESPACE }}/${{ env.IMAGE_NAME }}:${{ github.ref_name }}-py${{ matrix.python-version }}-${{ matrix.debian-version }}
+            ${{ env.GAR_REGISTRY }}/${{ env.GAR_PROJECT }}/${{ env.GAR_REPOSITORY }}/${{ env.IMAGE_NAME }}:latest
+            ${{ env.GAR_REGISTRY }}/${{ env.GAR_PROJECT }}/${{ env.GAR_REPOSITORY }}/${{ env.IMAGE_NAME }}:py${{ matrix.python-version }}-${{ matrix.debian-version }}
+            ${{ env.GAR_REGISTRY }}/${{ env.GAR_PROJECT }}/${{ env.GAR_REPOSITORY }}/${{ env.IMAGE_NAME }}:${{ env.MINOR_VERSION }}-py${{ matrix.python-version }}-${{ matrix.debian-version }}
+            ${{ env.GAR_REGISTRY }}/${{ env.GAR_PROJECT }}/${{ env.GAR_REPOSITORY }}/${{ env.IMAGE_NAME }}:${{ env.MINOR_VERSION }}.${{ env.MAJOR_VERSION }}-py${{ matrix.python-version }}-${{ matrix.debian-version }}

Dockerfile

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+ARG PYTHON_VER=3.12
+ARG DEBIAN_VER=trixie
+FROM python:${PYTHON_VER}-slim-${DEBIAN_VER}
+
+LABEL org.opencontainers.image.description="oceanum-python: A Python library and CLI for Oceanum.io services."
+LABEL org.opencontainers.image.source="https://github.com/oceanum-io/oceanum-python"
+LABEL org.opencontainers.image.licenses="MIT"
+LABEL org.opencontainers.image.vendor="Oceanum.io"
+LABEL org.opencontainers.image.title="oceanum-python"
+LABEL org.opencontainers.image.authors="Oceanum Developers"
+
+RUN apt-get update &&\
+    apt-get install -y --no-install-recommends build-essential gcc gdal-bin gdal-data libgdal-dev &&\
+    apt-get clean &&\
+    rm -rf /var/lib/apt/lists/*
+
+RUN useradd -u 1001 -p oceanum --create-home --shell=/bin/bash oceanum
+
+USER oceanum
+WORKDIR /home/oceanum
+ENV PIP_NO_CACHE_DIR=1
+RUN python -m venv .venv/oceanum
+
+# Set environment variables to activate the virtual environment globally
+ENV VIRTUAL_ENV="/home/oceanum/.venv/oceanum"
+ENV PATH="$VIRTUAL_ENV/bin:$PATH"
+SHELL ["/bin/bash", "-c"]
+
+# Install dependencies first
+COPY --chown=oceanum:oceanum pyproject.toml /home/oceanum/oceanum-python/
+RUN pip install -U pip pip-tools &&\
+    pip-compile /home/oceanum/oceanum-python/pyproject.toml &&\
+    pip install -r /home/oceanum/oceanum-python/requirements.txt
+
+# Now copy the rest of the code
+COPY --chown=oceanum:oceanum . /home/oceanum/oceanum-python/
+WORKDIR /home/oceanum/oceanum-python
+# Install the package (virtual environment is automatically activated via ENV variables)
+RUN pip install -e .
+ENTRYPOINT ["oceanum"]