Use uv, not hatch, CLI for build

Keep hatch build backend because uv's backend doesn't support vcs-based
dynamic version.

But remove hatch envs and use GitHub Actions matrix instead.

(Assisted by Claude Code; any errors are mine.)

Author: marktsuchida

.github/workflows/ci.yml

@@ -27,18 +27,36 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        runner: [ubuntu-latest, macos-latest, windows-latest]
-    name: test-${{ matrix.runner }}
+        include:
+          # All Python versions on Ubuntu
+          - runner: ubuntu-latest
+            python: "3.10"
+          - runner: ubuntu-latest
+            python: "3.11"
+          - runner: ubuntu-latest
+            python: "3.12"
+          - runner: ubuntu-latest
+            python: "3.13"
+          - runner: ubuntu-latest
+            python: "3.14"
+          # Oldest and newest Python on other platforms
+          - runner: macos-latest
+            python: "3.10"
+          - runner: macos-latest
+            python: "3.14"
+          - runner: windows-latest
+            python: "3.10"
+          - runner: windows-latest
+            python: "3.14"
+    name: test-${{ matrix.runner }}-py${{ matrix.python }}
     runs-on: ${{ matrix.runner }}
     steps:
       - uses: actions/checkout@v3
         with:
           fetch-depth: 0  # Full history needed for hatch-vcs
       - uses: astral-sh/setup-uv@v5
-      - name: Install hatch
-        run: uv tool install hatch
       - name: Run tests
-        run: hatch test --all
+        run: uv run --python ${{ matrix.python }} --group test pytest
 
   docs:
     needs:
@@ -54,10 +72,10 @@ jobs:
         with:
           fetch-depth: 0  # Full history needed for hatch-vcs
       - uses: astral-sh/setup-uv@v5
-      - name: Install hatch
-        run: uv tool install hatch
       - name: Build docs
-        run: hatch run docs:build
+        run: uv run --group docs jb build docs/
+        env:
+          CJDK_HIDE_PROGRESS_BARS: "1"
       - name: Publish to gh-pages (latest)
         if: >-
           github.repository == 'cachedjdk/cjdk' &&
@@ -101,10 +119,8 @@ jobs:
         with:
           fetch-depth: 0  # Full history needed for hatch-vcs
       - uses: astral-sh/setup-uv@v5
-      - name: Install hatch
-        run: uv tool install hatch
       - name: Build sdist and wheel
-        run: hatch build
+        run: uv build
       - name: Publish on PyPI
         if: >-
           github.repository == 'cachedjdk/cjdk' &&

docs/development.md

@@ -13,13 +13,6 @@ git clone https://github.com/cachedjdk/cjdk.git
 cd cjdk
 ```
 
-Install [Hatch](https://hatch.pypa.io/):
-
-```sh
-uv tool install hatch
-# Or: pipx install hatch
-```
-
 Make sure to enable the [pre-commit](https://pre-commit.com/) Git hooks:
 
 ```sh
@@ -31,19 +24,13 @@ pre-commit install
 To run the tests:
 
 ```sh
-hatch test
-```
-
-To run the tests as they are run by CI (all supported Python versions):
-
-```sh
-hatch test --all
+uv run test pytest
 ```
 
 To build the documentation with [Jupyter Book](https://jupyterbook.org/):
 
 ```sh
-hatch run docs:build
+CJDK_HIDE_PROGRESS_BARS=1 uv run --group docs jb build docs/
 # Now view docs/_build/html/index.html
 ```
 

pyproject.toml

@@ -65,26 +65,6 @@ source = "vcs"
 [tool.hatch.build.hooks.vcs]
 version-file = "src/cjdk/_version.py"
 
-[tool.hatch.envs.default]
-installer = "uv"
-
-[tool.hatch.envs.hatch-test]
-installer = "uv"
-dependency-groups = ["test"]
-
-[[tool.hatch.envs.hatch-test.matrix]]
-python = ["3.10", "3.11", "3.12", "3.13", "3.14"]
-
-[tool.hatch.envs.docs]
-installer = "uv"
-dependency-groups = ["docs"]
-
-[tool.hatch.envs.docs.scripts]
-build = "jb build docs/"
-
-[tool.hatch.envs.docs.env-vars]
-CJDK_HIDE_PROGRESS_BARS = "1"
-
 [tool.pytest.ini_options]
 testpaths = ["tests"]