use precompiled python modules

Author: filiparag

.github/workflows/validator.yml

@@ -29,9 +29,9 @@ jobs:
       - name: Dependency check for Testbench imports
         run: ./validator.sh 'module_import_test'
       - name: Prepare system for execution
-        uses: actions/setup-python@v2
-        with:
-          python-version: "3.x"
+        run: |
+          sudo apt update
+          cat ./requirements.system.txt | xargs sudo apt -y install
       - name: Install Testbench module to system
         run: pip install .
       - name: Pass tests for referent implementation

requirements.system.txt

@@ -0,0 +1,4 @@
+python3
+python3-pip
+python-is-python3
+python3-wheel