ci: add build with-next

Author: freeshineit

.github/workflows/build-demos.yml

@@ -47,3 +47,15 @@ jobs:
         run: |
           pnpm install --no-frozen-lockfile
           pnpm run build
+
+      - name: Build with-next
+        working-directory: ./demos/with-next
+        run: |
+          pnpm install --no-frozen-lockfile
+          pnpm run build
+
+      - name: Build with-vue2.6
+        working-directory: ./demos/with-vue2.6
+        run: |
+          pnpm install --no-frozen-lockfile
+          pnpm run build