Add codecov integration

Author: Janos Tolgyesi

.github/workflows/build.yml

@@ -44,6 +44,10 @@ jobs:
       id: tox
       run: |
         make test-all
+    - name: Upload coverage reports to Codecov
+      uses: codecov/codecov-action@v3
+      env:
+        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
 
   docs:
     runs-on: ubuntu-latest

README.rst

@@ -6,19 +6,12 @@ DynamoDB Mapping
 .. image:: https://img.shields.io/pypi/v/dynamodb_mapping.svg
         :target: https://pypi.python.org/pypi/dynamodb_mapping
 
-.. image:: https://img.shields.io/travis/mrtj/dynamodb_mapping.svg
-        :target: https://travis-ci.com/mrtj/dynamodb_mapping
 
 .. image:: https://readthedocs.org/projects/dynamodb-mapping/badge/?version=latest
         :target: https://dynamodb-mapping.readthedocs.io/en/latest/?version=latest
         :alt: Documentation Status
 
 
-.. image:: https://pyup.io/repos/github/mrtj/dynamodb_mapping/shield.svg
-     :target: https://pyup.io/repos/github/mrtj/dynamodb_mapping/
-     :alt: Updates
-
-
 
 A Python dictionary-like interface for an Amazon DynamoDB table.