Switch CI to use setup-micromamba

.github/workflows/conda-forge-ci.yml

@@ -24,24 +24,12 @@ jobs:
     steps:
     - uses: actions/checkout@v2
 
-    - uses: conda-incubator/setup-miniconda@v2
+    - uses: mamba-org/setup-micromamba@v1
       with:
-        mamba-version: "*"
-        channels: conda-forge,robotology
-        channel-priority: true
+        environment-file: ci_env.yml
 
     - uses: rlespinasse/github-slug-action@v3.x
 
-    - name: Dependencies
-      shell: bash -l {0}
-      run: |
-        # Workaround for https://github.com/conda-incubator/setup-miniconda/issues/186
-        conda config --remove channels defaults
-        # Compilation related dependencies
-        mamba install cmake compilers make ninja pkg-config
-        # Actual dependencies
-        mamba install -c conda-forge -c robotology yarp
-
     - name: Configure [Linux&macOS]
       if: contains(matrix.os, 'macos') || contains(matrix.os, 'ubuntu')
       shell: bash -l {0}

ci_env.yml

@@ -0,0 +1,10 @@
+name: yarpdevicexsensmtdev
+channels:
+  - conda-forge
+dependencies:
+  - cmake 
+  - compilers
+  - make 
+  - ninja
+  - pkg-config 
+  - yarp