Fix the NuGet packages cache on the Windows runner

Author: 0xced

.github/workflows/continuous-integration.yml

@@ -35,7 +35,7 @@ jobs:
       - name: 💾 Retrieve cached NuGet packages
         uses: actions/cache@v4
         with:
-          path: ~/.nuget/packages
+          path: ${{ env.NUGET_PACKAGES || '~/.nuget/packages' }}
           key: ${{ runner.os }}-nuget-${{ hashFiles('**/packages.lock.json') }}
           restore-keys: |
             ${{ runner.os }}-nuget-