test workflow build and push on gitea registry

.github/workflows/build.yml

@@ -12,13 +12,13 @@ jobs:
     steps:
     - name: Checkout repository
       uses: actions/checkout@v2
-    
-    - name: Who am I?
-      run: whoami
-    # Installation de Docker
-    # - name: Install Docker
-    #   run: curl -fsSL https://get.docker.com | sh
 
+    # Installation de Docker
+    - name: Install Docker
+      run: curl -fsSL https://get.docker.com | sh
+
+    - name: Add user to docker group
+      run: usermod -aG docker $USER
     # - name: Login to Docker Registry
     #   uses: docker/login-action@v1
     #   with: