恢复 CloudMusic 查询与下载可靠性，补齐跨平台测试

.github/workflows/ci.yml

@@ -0,0 +1,43 @@
+name: CI
+on:
+  push:
+    branches: [master]
+  pull_request:
+  workflow_dispatch:
+permissions:
+  contents: read
+concurrency:
+  group: ci-${{ github.ref }}
+  cancel-in-progress: true
+jobs:
+  test:
+    name: ${{ matrix.os }} / Python ${{ matrix.python }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        python: ['3.10', '3.12', '3.14']
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python }}
+      - run: python -m pip install -e ".[test]"
+      - run: python -m pytest --cov=cloudmusic --cov-report=term-missing --cov-fail-under=90
+      - run: python -m ruff check cloudmusic tests
+  package:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.14'
+      - run: python -m pip install build
+      - run: python -m build
+      - name: Install built wheel in isolation
+        run: |
+          python -m venv /tmp/cloudmusic-wheel
+          /tmp/cloudmusic-wheel/bin/pip install dist/*.whl
+          cd /tmp
+          /tmp/cloudmusic-wheel/bin/python -c "import cloudmusic; from importlib.metadata import version; assert cloudmusic.__version__ == version('cloudmusic'); print(cloudmusic.__file__)"

.gitignore

@@ -89,3 +89,6 @@ ENV/
 .ropeproject
 *.npy
 *.pkl
+.venv/
+.pytest_cache/
+.ruff_cache/

MANIFEST.in

@@ -1 +1,3 @@
 include README.md LICENSE
+recursive-include tests *.py
+recursive-include docs *.md