Merge pull request #4 from EpistasisLab/pip

Add build package to release action

.github/workflows/publish_package.yml

@@ -19,7 +19,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install twine
+        pip install build twine
 
     - name: Build package
       run: python -m build