Merge pull request #3 from SocialSchools/feat/add-more-python-support-github-actions

Add support for more Python versions on Github actions and last two versions on Ubuntu

Author: vinitkumar

.github/workflows/pythonpackage.yml

@@ -4,8 +4,15 @@ on: [push, pull_request]
 
 jobs:
   build:
-
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: [3.8, 3.9, pypy3]
+        os: [
+          ubuntu-20.04,
+          ubuntu-18.04,
+        ]
 
     services:
       postgres: