test workflow build and push on gitea registry

.github/workflows/build.yml

@@ -10,7 +10,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     container:
-      image: ubuntu:latest
+      image: docker:20.10.7
     steps:
     - name: Check folders
       run: |
@@ -31,22 +31,6 @@ jobs:
         pwd
         ls -la
 
-    - name: Install Docker
-      run: |
-        apt-get update
-        apt-get install -y ca-certificates curl
-        install -m 0755 -d /etc/apt/keyrings
-        curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
-        chmod a+r /etc/apt/keyrings/docker.asc
-        echo \
-        "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
-        $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
-        tee /etc/apt/sources.list.d/docker.list > /dev/null
-        apt-get update
-        apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
-        docker --version
-        dockerd &
-
     - name: Login to Docker Registry
       run: |
         docker login -u ncaron -p 6744954b4a3a43422e62e8d110f90de527ce094d git.coopgo.io