Fix Qodana workflow and Windows-style test gateway paths

Update the Qodana workflow to use an available action version and avoid cloud-token failures when the secret is absent. Keep the test gateway path resolver using Windows path semantics for Windows-style inputs.

.github/workflows/code_quality.yml

@@ -24,10 +24,28 @@ jobs:
         run: |
           mkdir -p "${RUNNER_TEMP}/qodana/caches"
           mkdir -p "${RUNNER_TEMP}/qodana/results"
+      - name: Detect Qodana Cloud token
+        id: qodana-token
+        env:
+          QODANA_TOKEN: ${{ secrets.QODANA_TOKEN }}
+        run: |
+          if [ -n "${QODANA_TOKEN:-}" ]; then
+            echo "present=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "present=false" >> "$GITHUB_OUTPUT"
+          fi
+
       - name: 'Qodana Scan'
-        uses: JetBrains/qodana-action@v2025.3
+        if: ${{ steps.qodana-token.outputs.present == 'true' }}
+        uses: JetBrains/qodana-action@v2026.1
         with:
           pr-mode: false
         env:
           QODANA_TOKEN: ${{ secrets.QODANA_TOKEN }}
           QODANA_ENDPOINT: 'https://qodana.cloud'
+
+      - name: 'Qodana Scan (without cloud upload)'
+        if: ${{ steps.qodana-token.outputs.present != 'true' }}
+        uses: JetBrains/qodana-action@v2026.1
+        with:
+          pr-mode: false