Add the actions

.github/workflows/create-docker.yml

@@ -0,0 +1,26 @@
+name: Create Docker images
+
+on:
+  push:
+    tags: "*"
+
+jobs:
+  create_docker:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        conda-config: [release]
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Publish to Registry
+        uses: elgohr/Publish-Docker-Github-Action@v4
+        with:
+          name: ${{ github.repository }}/${{ matrix.conda-config }}:${{ github.ref_name }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+          dockerfile: ${{ matrix.conda-config }}.dockerfile
+          registry: ghcr.io
+          snapshot: true

.github/workflows/create-env.yml

@@ -0,0 +1,35 @@
+name: Create the environment
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        conda-config: [release]
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - uses: mamba-org/setup-micromamba@v2
+        with:
+          environment-file: envs/${{ matrix.conda-config }}.yml
+          init-shell: >-
+            bash
+          cache-environment: true
+          cache-downloads: true
+          post-cleanup: "all"
+
+      - name: Test for import
+        run: python -c "import genomicranges"
+        shell: bash -el {0}
+
+      - name: Snapshot the package versions in the environment
+        run: pip list
+        shell: micromamba-shell {0}

envs/release.yml

@@ -1,4 +1,4 @@
-name: biocpy_devel
+name: biocpy_release
 channels:
   - conda-forge
 dependencies:

release.dockerfile

@@ -1,7 +1,7 @@
-FROM condaforge/miniforge3:latest
+FROM mambaorg/micromamba:2.0.5
 
-WORKDIR /biocenv
-COPY . /biocenv
-RUN mamba --version
+COPY --chown=$MAMBA_USER:$MAMBA_USER envs/release.yml /tmp/env.yaml
+RUN micromamba --version
 
-RUN mamba env create -f env/release.yml
+RUN micromamba install -y -n base -f /tmp/env.yaml && \
+    micromamba clean --all --yes