fix minimum test

Author: blink1073

.github/workflows/test-python.yml

@@ -145,6 +145,8 @@ jobs:
         run: just docs-linkcheck
   test_minimum:
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
     steps:
       - uses: actions/checkout@v5
         with:
@@ -158,6 +160,10 @@ jobs:
       - name: Install Deps
         run: |
           python -m pip install uv rust-just
+      - name: Set up env
+        run: |
+           echo "LIBBSON_INSTALL_DIR=$PWD/libbson" >> $GITHUB_ENV
+           echo "LD_LIBRARY_PATH=$PWD/libbson/lib" >> $GITHUB_ENV
       - name: Install libbson
         run: just build-libbson
       - name: Run tests