Merge pull request #129 from DiamondLightSource/micromamba-github-action

Use micromamba github action in IRIS CI workflow

Author: dkazanc

.github/workflows/tests_run.yml

@@ -12,7 +12,7 @@ jobs:
   build-linux:
     runs-on: iris-gpu
     container:
-      image: nvidia/cuda:11.6.2-devel-ubi8
+      image: nvidia/cuda:11.6.2-base-ubi8
       env:
         NVIDIA_VISIBLE_DEVICES: ${{ env.NVIDIA_VISIBLE_DEVICES }}
 
@@ -28,19 +28,18 @@ jobs:
           fetch-depth: 0
 
       - name: Create conda environment
-        uses: conda-incubator/setup-miniconda@v2
+        uses: mamba-org/setup-micromamba@v1
         with:
-          miniconda-version: latest
-          channels: conda-forge,httomo,defaults,astra-toolbox,anaconda,rapidsai
-          auto-activate-base: false
-          activate-environment: httomolibgpu
-          environment-file: conda/environment.yml 
+          environment-file: conda/environment.yml
+          environment-name: httomo
+          post-cleanup: 'all'
+          init-shell: bash
 
       - name: Install httomolibgpu
         run: |
-          $CONDA/bin/conda run -n httomolibgpu pip install .[dev]
-          $CONDA/bin/conda list
+          pip install .[dev]
+          micromamba list
 
       - name: Run tests
         run: |     
-          $CONDA/bin/conda run -n httomolibgpu pytest tests/
+          pytest tests/