Add dist check step

Author: codingjoe

.github/workflows/tests.yml

@@ -1,10 +1,25 @@
 name: Tests
 
-on: [push]
+on:
+  push:
+    branches:
+      - master
+  pull_request:
 
 jobs:
-  build:
 
+  dist:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install gettext
+        run: sudo apt-get install gettext -y
+      - uses: actions/setup-python@v2
+      - run: python -m pip install --upgrade pip setuptools wheel twine readme-renderer
+      - uses: actions/checkout@v2
+      - run: python setup.py sdist bdist_wheel
+      - run: python -m twine check dist/*
+
+  pytest:
     runs-on: ubuntu-latest
     strategy:
       max-parallel: 4
@@ -16,7 +31,6 @@ jobs:
         django-version:
           - "2.2"
           - "3.1"
-
     steps:
     - uses: actions/checkout@v1
     - name: Set up Python ${{ matrix.python-version }}