legacy peer deps

Author: FabianKneissl

.github/workflows/setup-node/action.yml

@@ -19,4 +19,4 @@ runs:
     - name: Install dependencies 🔧
       shell: bash
       if: steps.cache_dependencies.outputs.cache-hit != 'true'
-      run: cd frontend && npm ci
+      run: cd frontend && npm ci --legacy-peer-deps