remove CUI

.github/actions/setup/action.yaml

@@ -70,13 +70,6 @@ runs:
         uses: actions/setup-node@1a4442cacd436585916779262731d5b162bc6ec7  # pin to v3.8.2
         with:
           node-version: ${{ env.node_version }}
-          cache: 'npm'
-          cache-dependency-path: src/backend/package-lock.json
-      - name: Install npm packages
-        if: ${{ inputs.npm == 'true' }}
-        shell: bash
-        run: cd src/backend && npm install
-
       # OS installs
       - name: Install OS Dependencies
         if: ${{ inputs.apt-dependency }}