update test matrix back to 3.8

Author: jpstroop

.github/workflows/ci.yml

@@ -11,6 +11,9 @@ on:
 
 jobs:
   test:
+    strategy:
+      matrix:
+        python-version: ["pypy3.8", "pypy3.9", "pypy3.10", "pypy3.11", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
     name: test
     runs-on: ubuntu-latest
     steps:
@@ -19,10 +22,13 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Set up Python 3.13
+      - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4
         with:
-          python-version: "3.13"
+          python-version: ${{ matrix.python-version }}
+
+      - name: Display Python version
+        run: python -c "import sys; print(sys.version)"
 
       - name: Install PDM
         run: |

pyproject.toml

@@ -6,7 +6,7 @@ authors = [
 ]
 description = "A Python client for the Fitbit API"
 readme = "README.md"
-requires-python = ">=3.13"
+requires-python = ">=3.8"
 classifiers = [
     "Intended Audience :: Developers",
     "Operating System :: OS Independent",
@@ -45,7 +45,6 @@ build-backend = "pdm.backend"
 
 [tool.black]
 line-length = 100
-target-version = ['py313']
 preview = true
 quiet = true
 skip-magic-trailing-comma = true