Cache using hash from pyproject.toml (#99)

Author: rffontenelle

.github/workflows/test.yml

@@ -26,11 +26,11 @@ jobs:
           fetch-depth: 1
 
       - name: pycache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         id: pycache
         with:
           path: ~/.cache/pip
-          key: ${{ runner.os }}-pip-${{ hashFiles('**/setup.py') }}
+          key: ${{ runner.os }}-pip-${{ hashFiles('**/pyproject.toml') }}
           restore-keys: |
             ${{ runner.os }}-pip-