feat(containers): Containerize some of Jacob's scripts (#105)

.github/workflows/build-containers.yml

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+name: Build Containers
+
+on:
+  push:
+    branches: []
+    paths-ignore:
+      - 'README.md'
+
+# Registry for storing Container images
+env:
+  REGISTRY: ghcr.io
+
+jobs:
+  build-container:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    needs: test-unit
+    if: github.event_name != 'pull_request'
+    strategy:
+      matrix:
+        include:
+          - folder: .containers/icon
+            image: ${{ env.REGISTRY }}/icon-etl
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Set up Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Container
+        id: meta
+        uses: docker/metadata-action
+        with:
+          images: ${{ matrix.image }}
+          tags: |
+            type=ref,event=branch
+            type=semver,pattern={{version}}
+      
+      - name: Build and push Docker images
+        uses: docker/build-push-action@v5
+        with:
+          context: $${{ matrix.folder }}
+          file: ${{ matrix.folder }}/Containerfile
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+

containers/icon/Containerfile

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+# Build a virtualenv using the appropriate Debian release
+# * Install python3-venv for the built-in Python3 venv module (not installed by default)
+# * Install gcc libpython3-dev to compile C Python modules
+# * In the virtualenv: Update pip setuputils and wheel to support building new packages
+FROM debian:11-slim AS build
+RUN apt-get update && \
+    apt-get install --no-install-suggests --no-install-recommends --yes python3-venv gcc libpython3-dev && \
+    python3 -m venv /venv && \
+    /venv/bin/pip install --upgrade pip setuptools wheel
+
+# Build the virtualenv
+FROM build AS build-venv
+RUN /venv/bin/python -m pip install zarr xarray ocf_blosc2 huggingface_hub requests
+
+# Copy the virtualenv into a distroless image
+FROM gcr.io/distroless/python3-debian11
+COPY --from=build-venv /venv /venv
+COPY . /app
+WORKDIR /app
+ENTRYPOINT ["/venv/bin/python3", "main.py"]