try actually using the correct option

.gitea/workflows/frontend.yaml

@@ -16,10 +16,9 @@ jobs:
           path: |
             ui/node_modules
           key: ${{ runner.os }}-node-check-${{ hashFiles('ui/package-lock.json') }}
-      - uses: https://gitea.com/actions/setup-node
+      - uses: actions/setup-node@v4
         with:
-          version: '24'
-      - run: node --version
+          node-version: '24'
       - name: Install Dependencies
         run: npm ci
       - name: Run Eslint
@@ -43,7 +42,7 @@ jobs:
           key: ${{ runner.os }}-node-build-${{ hashFiles('ui/package-lock.json') }}
       - uses: actions/setup-node@v4
         with:
-          version: '24'
+          node-version: '24'
       - run: node --version
       - name: Install Dependencies
         run: npm ci
@@ -65,7 +64,7 @@ jobs:
           key: ${{ runner.os }}-node-test-${{ hashFiles('ui/package-lock.json') }}
       - uses: actions/setup-node@v4
         with:
-          version: '24'
+          node-version: '24'
       - run: node --version
       - name: Install Dependencies
         run: npm ci