Drop Python 3.9, add Python 3.13 to all CI

Refs #646

.github/workflows/publish.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
         os: [ubuntu-latest, windows-latest, macos-latest]
     steps:
     - uses: actions/checkout@v4
@@ -38,7 +38,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v5
       with:
-        python-version: '3.12'
+        python-version: '3.13'
     - uses: actions/cache@v4
       name: Configure pip caching
       with:

.github/workflows/test.yml

@@ -10,17 +10,13 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
         numpy: [0, 1]
         os: [ubuntu-latest, macos-latest, windows-latest, macos-14]
-        # Skip 3.8 and 3.9 on macos-14 - it only has 3.10+
+        # Skip 3.9 on macos-14 - it only has 3.10+
         exclude:
-        - python-version: "3.8"
-          os: macos-14
         - python-version: "3.9"
           os: macos-14
-        - python-version: "3.13"
-          numpy: 1
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}

setup.py

@@ -64,7 +64,7 @@ setup(
         "Issues": "https://github.com/simonw/sqlite-utils/issues",
         "CI": "https://github.com/simonw/sqlite-utils/actions",
     },
-    python_requires=">=3.8",
+    python_requires=">=3.9",
     classifiers=[
         "Development Status :: 5 - Production/Stable",
         "Intended Audience :: Developers",