adds instructions to get coverage (#299)

Co-authored-by: Markos Gogoulos <markos@orfium.com>

.coveragerc

@@ -0,0 +1,4 @@
+[run]
+omit =
+    *bento4*
+    */migrations/*

.github/workflows/python.yml

@@ -29,7 +29,10 @@ jobs:
       shell: bash
 
     - name: Run Django Tests
-      run: docker-compose -f docker-compose-dev.yaml exec --env TESTING=True -T web pytest
+      run: docker-compose -f docker-compose-dev.yaml exec --env TESTING=True -T web pytest 
+
+      # Run with coverage, saves report on htmlcov dir
+      # run: docker-compose -f docker-compose-dev.yaml exec --env TESTING=True -T web pytest --cov --cov-report=html --cov-config=.coveragerc
 
     - name: Tear down the Stack
       run:  docker-compose -f docker-compose-dev.yaml down