update steps, slug

Author: kaeizen

.github/workflows/playwright.yml

@@ -13,16 +13,10 @@ jobs:
     - uses: actions/setup-node@v4
       with:
         node-version: lts/*
-    - name: Set the version suffix for the output
-      run: echo VERSION_SUFFIX=${GITHUB_REF_NAME//\//-} >> $GITHUB_ENV
     - name: Build Stackable Free Plugin
       run: |
         npm ci --legacy-peer-deps
         npm run build:no-translate
-    - name: Append PR in build version & create PR build folder
-      run: |
-        node ./tools/append-build-version.js $VERSION_SUFFIX
-        cp -r build/stackable stackable-$VERSION_SUFFIX
     - name: Install wp-env
       run: |
         npm install -g @wordpress/env
@@ -34,7 +28,7 @@ jobs:
           WP_AUTH_STORAGE: wp-auth.json
           WP_USERNAME: admin
           WP_PASSWORD: password
-          STACKABLE_SLUG: stackable-${{ env.VERSION_SUFFIX }}
+          STACKABLE_SLUG: Stackable/plugin
       run: npm run test
     - uses: actions/upload-artifact@v4
       if: ${{ !cancelled() }}