CI: add a pixi job - conda-forge python/deps, linux aarch64

.github/workflows/pixi.toml

@@ -0,0 +1,32 @@
+# SPDX-FileCopyrightText: 2025 The meson-python developers
+#
+# SPDX-License-Identifier: MIT
+
+[workspace]
+name = "meson-python"
+description = "The Python build backend for Meson projects"
+license = "MIT"
+documentation = "https://mesonbuild.com/meson-python"
+repository = "https://github.com/mesonbuild/meson-python"
+channels = ["https://prefix.dev/conda-forge"]
+platforms = ["linux-aarch64"]
+
+[dependencies]
+meson = "*"
+packaging = ">=24.2"
+pyproject-metadata = ">=0.9.0"
+ninja = "*"
+pkg-config = "*"
+cmake = "*"
+patchelf = "*"
+c-compiler = "*"
+cxx-compiler = "*"
+pip = "*"
+python-build = "*"
+cython = "*"
+pytest = "*"
+pytest-mock = "*"
+wheel = "*"
+
+[tasks]
+test = { cmd = "pytest", cwd = "../.." }

.github/workflows/tests.yml

@@ -337,3 +337,21 @@ jobs:
 
       - name: Run mypy
         run: mypy -p mesonpy
+
+  pixi:
+    runs-on: ubuntu-24.04-arm
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v7
+        with:
+          persist-credentials: false
+
+      - uses: prefix-dev/setup-pixi@f00437f565399d418b0acc85936d12c1fb668347 # v0.10.1
+        with:
+          pixi-version: v0.77.1
+          manifest-path: .github/workflows/pixi.toml
+          cache: false
+
+      - name: Run tests
+        working-directory: .github/workflows
+        run: pixi run test

REUSE.toml

@@ -0,0 +1,14 @@
+# SPDX-FileCopyrightText: 2026 The meson-python developers
+
+# SPDX-License-Identifier: MIT
+
+version = 1
+
+[[annotations]]
+path = [
+    ".github/workflows/pixi.lock",
+    "tests/packages/install-data/data.txt",
+    "tests/packages/simple/data.txt",
+]
+SPDX-FileCopyrightText = "2026 The meson-python developers"
+SPDX-License-Identifier = "MIT"

pyproject.toml

@@ -17,7 +17,7 @@ requires = [
 [project]
 name = 'meson-python'
 version = '0.21.0.dev0'
-description = 'Meson Python build backend (PEP 517)'
+description = 'The Python build backend for Meson projects'
 readme = 'README.rst'
 requires-python = '>= 3.9'
 license = 'MIT'