Fix workflow

Author: rnc

.github/workflows/squash.yml

@@ -51,11 +51,10 @@ jobs:
         run: |
           for pkg in containerd runc; do sudo apt-get remove $pkg; done
           sudo apt-get update
-          sudo apt-get install ca-certificates curl
-          sudo install -m 0755 -d /etc/apt/keyrings
-          sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
-          sudo chmod a+r /etc/apt/keyrings/docker.asc
-          sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
+          sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
+          sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu focal stable"
+          apt-cache policy docker-ce
+          sudo apt-get install docker-ce docker-ce-cli containerd.io
           pip install -U pip
           pip install "tox<4.0.0"
       - name: Info

Makefile

@@ -21,6 +21,9 @@ test-py310: prepare
 test-py311: prepare
 	tox -e py311 -- tests
 
+test-py312: prepare
+	tox -e py312 -- tests
+
 test-unit: prepare
 	tox -- tests/test_unit*
 

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py36,py37,py38,py39,py310,py311
+envlist = py36,py37,py38,py39,py310,py311,py312
 
 [testenv]
 passenv=CI,HOME