Switch to setup-micromamba and conditionally install conda-recipe-man…

…ager

.github/workflows/tests.yml

@@ -8,6 +8,10 @@ on:
     branches:
      - "*"
 
+defaults:
+  run:
+    shell: bash -l {0}
+
 jobs:
   run:
     runs-on: ${{ matrix.os }}
@@ -21,22 +25,26 @@ jobs:
       PYTHON: ${{ matrix.py_ver }}
     steps:
     - uses: actions/checkout@master
-    - uses: conda-incubator/setup-miniconda@v3.0.4
+    - uses: mamba-org/setup-micromamba@v1
       with:
-        auto-update-conda: true
-        channels: conda-forge,defaults
-        channel-priority: true
-        python-version: ${{ matrix.py_ver }}
         environment-file: environment.yaml
-        activate-environment: gs
+        create-args: >-
+          python=${{ matrix.py_ver }}
+        cache-environment: true
     - name: Conda info
-      shell: bash -l {0}
       run: |
         conda info --all
         conda list
-
+    - name: Install conda-recipe-manager if possible
+      # If the Python version is >=3.11, then run `micromamba install -y -c conda-forge conda-recipe-manager`
+      run: |
+        if [ $(python -c "import sys; print(sys.version_info[:2] >= (3,11))") = "True" ]; then
+          echo "Installing conda-recipe-manager"
+          micromamba install -y -c conda-forge conda-recipe-manager
+        else
+          echo "Skipping conda-recipe-manager installation"
+        fi
     - name: Running doctests
-      shell: bash -l {0}
       run: |
         pytest  grayskull \
                 -vv \
@@ -51,7 +59,6 @@ jobs:
                 --junit-prefix=Linux-py${{ matrix.py_ver }}-serial
 
     - name: Running serial tests
-      shell: bash -l {0}
       run: |
         pytest  tests \
                 -vv \
@@ -67,7 +74,6 @@ jobs:
                 --junit-prefix=Linux-py${{ matrix.py_ver }}-serial
 
     - name: Running parallel tests
-      shell: bash -l {0}
       run: |
         pytest  tests \
                 -vv \