Add CI/CD workflows and modernize Python version requirements

- Add GitHub Actions CI workflow: runs tests on push/PR for Python 3.10-3.12
- Add publish workflow: auto-publish to PyPI and create GitHub Release on tag push
- Update requires-python to >=3.10 and classifiers to match

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: dccote

.github/workflows/ci.yml

@@ -0,0 +1,35 @@
+name: CI
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest]
+        python-version: ["3.10", "3.11", "3.12"]
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0  # needed for setuptools-scm
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -e ".[postgresql]"
+
+      - name: Run tests
+        working-directory: dcclab/tests
+        run: python -m unittest discover -v

.github/workflows/publish.yml

@@ -0,0 +1,96 @@
+name: Publish to PyPI & GitHub Release
+
+on:
+  push:
+    tags:
+      - "[0-9]+.[0-9]+.[0-9]+"
+
+permissions:
+  contents: write
+  id-token: write
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0  # needed for setuptools-scm
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Install build tools
+        run: pip install build
+
+      - name: Build package
+        run: python -m build
+
+      - name: Verify version matches tag
+        run: |
+          TAG=${GITHUB_REF#refs/tags/}
+          PKG_VERSION=$(python -c "from setuptools_scm import get_version; print(get_version())")
+          echo "Tag: $TAG, Package version: $PKG_VERSION"
+          if [ "$TAG" != "$PKG_VERSION" ]; then
+            echo "::error::Tag $TAG does not match package version $PKG_VERSION"
+            exit 1
+          fi
+
+      - name: Upload build artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: dist
+          path: dist/
+
+  pypi:
+    needs: build
+    runs-on: ubuntu-latest
+    environment: pypi
+    permissions:
+      id-token: write
+    steps:
+      - name: Download build artifacts
+        uses: actions/download-artifact@v4
+        with:
+          name: dist
+          path: dist/
+
+      - name: Publish to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+
+  github-release:
+    needs: build
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Download build artifacts
+        uses: actions/download-artifact@v4
+        with:
+          name: dist
+          path: dist/
+
+      - name: Generate release notes
+        id: notes
+        run: |
+          TAG=${GITHUB_REF#refs/tags/}
+          PREV_TAG=$(git tag --sort=-v:refname | grep -A1 "^${TAG}$" | tail -1)
+          if [ "$PREV_TAG" != "$TAG" ] && [ -n "$PREV_TAG" ]; then
+            echo "## Changes since ${PREV_TAG}" > notes.md
+            git log --pretty=format:"- %s" ${PREV_TAG}..${TAG} >> notes.md
+          else
+            echo "## Release ${TAG}" > notes.md
+          fi
+
+      - name: Create GitHub Release
+        uses: softprops/action-gh-release@v2
+        with:
+          body_path: notes.md
+          files: dist/*
+          generate_release_notes: false

pyproject.toml

@@ -8,7 +8,7 @@ dynamic = ["version"]
 description = "A Python library to read, transform, manipulate image and manage databases"
 readme = "README.md"
 license = "MIT"
-requires-python = ">=3"
+requires-python = ">=3.10"
 authors = [
     { name = "Daniel Côté", email = "dccote@cervo.ulaval.ca" },
     { name = "Gabriel Genest" },
@@ -24,7 +24,9 @@ classifiers = [
     "Topic :: Education",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
     "Operating System :: OS Independent",
 ]
 dependencies = [