resvg-py: add build-resvg-py.yml for riscv64 wheels

.github/workflows/build-resvg-py.yml

@@ -0,0 +1,109 @@
+# SPDX-FileCopyrightText: 2026 The RISE Project
+# SPDX-License-Identifier: MIT
+---
+# This workflow is based on the `linux` job of
+# https://github.com/baseplate-admin/resvg-py/blob/0.5.0/.github/workflows/CI.yaml
+name: Build resvg-py wheels (riscv64)
+
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: 'resvg-py version to build (git tag, e.g. 0.5.0)'
+        required: true
+        default: '0.5.0'
+  pull_request:
+    paths:
+      - '.github/workflows/build-resvg-py.yml'
+
+concurrency:
+  group: ${{ github.workflow }}-${{ inputs.version || '0.5.0' }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read  # to fetch code (actions/checkout)
+
+env:
+  # `inputs.version` is empty on pull_request events; default to 0.5.0 there.
+  RESVG_PY_VERSION: ${{ inputs.version || '0.5.0' }}
+  MANYLINUX_RISCV64_IMAGE: quay.io/pypa/manylinux_2_39_riscv64
+
+jobs:
+  setup:
+    uses: $/.github/workflows/_setup.yml
+
+  build_wheels:
+    needs: [setup]
+    name: Build resvg-py ${{ inputs.version || '0.5.0' }} ${{ matrix.tag }}-manylinux_riscv64
+    runs-on: ubuntu-24.04-riscv
+    timeout-minutes: 60
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          # Cargo.toml enables pyo3's abi3-py310 and abi3t-py315 unconditionally,
+          # so one abi3 wheel serves every GIL-ful interpreter from cp310; pyo3
+          # disables plain abi3 under Py_GIL_DISABLED, so cp314t gets its own
+          # per-interpreter wheel; and abi3t-py315 gives cp315t+ a forward-compatible
+          # cp315-abi3.abi3t wheel -- matching the exact three-wheel split
+          # upstream publishes to PyPI.
+          - tag: cp310-abi3
+            build: >-
+              cp310-manylinux_riscv64 cp311-manylinux_riscv64
+              cp312-manylinux_riscv64 cp313-manylinux_riscv64
+              cp314-manylinux_riscv64
+          - tag: cp314t
+            build: cp314t-manylinux_riscv64
+          - tag: cp315t
+            build: cp315t-manylinux_riscv64
+
+    steps:
+      - name: Checkout resvg-py ${{ env.RESVG_PY_VERSION }}
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1  # v7.0.1
+        with:
+          repository: baseplate-admin/resvg-py
+          ref: ${{ env.RESVG_PY_VERSION }}
+          persist-credentials: false
+
+      - name: Build and test wheel
+        uses: pypa/cibuildwheel@1828c10ab37f080699c7b81cea34097c684a7074  # v4.2.0
+        with:
+          output-dir: wheelhouse/
+        env:
+          # musllinux is dropped: rustup.rs ships no riscv64 musl toolchain.
+          CIBW_BUILD: ${{ matrix.build }}
+          CIBW_MANYLINUX_RISCV64_IMAGE: ${{ env.MANYLINUX_RISCV64_IMAGE }}
+          # resvg-py ships no [tool.cibuildwheel], so the Rust toolchain its
+          # maturin backend needs is installed in-container here.
+          CIBW_BEFORE_ALL_LINUX: >-
+            curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
+          CIBW_ENVIRONMENT_LINUX: PATH="$PATH:$HOME/.cargo/bin"
+          # The cp315-abi3.abi3t wheel exports its multi-phase init entry point as
+          # PyModExport_resvg_py (defined in the extension itself, not imported);
+          # cibuildwheel's bundled abi3audit doesn't recognize that name and flags
+          # it as a non-abi3 symbol (gotcha 134), reproducing on upstream's own
+          # published wheel.
+          CIBW_AUDIT_COMMAND: ''
+          CIBW_TEST_REQUIRES: pytest pyperclip
+          CIBW_TEST_SOURCES: tests
+          CIBW_TEST_COMMAND: >-
+            python -c "import resvg_py.resvg_py as m, importlib.metadata as md;
+            assert m.__file__.endswith('.so'), m.__file__;
+            assert any(str(p).endswith('licenses/LICENSE') for p in md.files('resvg_py'))" &&
+            python -m pytest -v tests
+
+      - uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a  # v7.0.1
+        with:
+          name: resvg-py-${{ env.RESVG_PY_VERSION }}-${{ matrix.tag }}-manylinux_riscv64
+          path: wheelhouse/*.whl
+          if-no-files-found: error
+
+  publish:
+    name: Publish resvg-py ${{ inputs.version || '0.5.0' }}
+    needs: [setup, build_wheels]
+    permissions:
+      contents: write
+      pull-requests: write
+    uses: $/.github/workflows/_publish-wheel.yml
+    with:
+      artifact-pattern: resvg-py-${{ inputs.version || '0.5.0' }}-*-manylinux_riscv64