Fix ci

Author: Flo0807

.github/workflows/ci.yml

@@ -159,7 +159,9 @@ jobs:
         with:
           node-version: 20
           cache: 'yarn'
-          cache-dependency-path: demo/yarn.lock
+          cache-dependency-path: |
+            yarn.lock
+            demo/yarn.lock
 
       - name: Restore the deps and _build cache
         uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
@@ -175,6 +177,13 @@ jobs:
           key: ${{ runner.os }}-${{ env.ELIXIR_VERSION }}-${{ env.OTP_VERSION }}-build-deps-demo-mixlockhash-${{ env.MIX_LOCK_HASH }}
           restore-keys:  ${{ runner.os }}-${{ env.ELIXIR_VERSION }}-${{ env.OTP_VERSION }}-build-deps-demo-
 
+      - name: Install node dependencies
+        run: yarn install --pure-lockfile
+
+      - name: Install demo node dependencies
+        working-directory: demo
+        run: yarn install --pure-lockfile
+
       - name: Build JavaScript
         run: yarn run build
 
@@ -192,10 +201,6 @@ jobs:
         working-directory: demo
         run: mix compile --warnings-as-errors --force
 
-      - name: Install node dependencies
-        working-directory: demo
-        run: yarn install --pure-lockfile
-
       - name: lint:mix
         working-directory: demo
         run: yarn lint:mix