Correct bug in create napari environment task

napari.yml

@@ -25,8 +25,9 @@
     
   - name: Create Napari environnement napari-env
     shell: 
-      cmd: source ~/.bashrc && conda create -n napari-env -y python=3.7
+      cmd: conda create -n napari-env -y python=3.7
       executable: /bin/bash
+      chdir: ~/miniconda3/bin
       creates: ~/miniconda3/envs/napari-env
       
   - name: install Napari from conda-forge