CI: pin setup-uv to v8.2.0 (no floating v8 tag exists)

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

Author: FeikoWielsma

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ jobs:
         python-version: ["3.9", "3.12", "3.13"]
     steps:
       - uses: actions/checkout@v5
-      - uses: astral-sh/setup-uv@v8
+      - uses: astral-sh/setup-uv@v8.2.0
         with:
           python-version: ${{ matrix.python-version }}
       - run: uv sync

.github/workflows/publish.yml

@@ -21,7 +21,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Install uv
-        uses: astral-sh/setup-uv@v8
+        uses: astral-sh/setup-uv@v8.2.0
       - name: Build
         run: uv build
       - name: Publish to PyPI