ci: test cargo directly without Python to isolate issue

Author: xdustinface

.github/workflows/build-and-test.yml

@@ -95,7 +95,13 @@ jobs:
           cache: "pip"
           cache-dependency-path: .github/scripts/requirements.txt
       - run: pip install -r .github/scripts/requirements.txt
-      - name: Run tests
+      - name: Test cargo directly (debug)
+        if: matrix.group == 'spv'
         env:
           CARGO_LOG: cargo::core::compiler::fingerprint=info
-        run: python .github/scripts/ci_config.py run-group ${{ matrix.group }} --os ${{ inputs.os }} 2>&1 | head -200
+        run: |
+          echo "=== Direct cargo test (no Python) ==="
+          cargo test -p dash-spv --all-features 2>&1 | head -100
+        shell: bash
+      - name: Run tests
+        run: python .github/scripts/ci_config.py run-group ${{ matrix.group }} --os ${{ inputs.os }}