ci: fix npm publish to first build the package so that the dist folder is available

Author: MathiasVDA

.github/workflows/publish.yml

@@ -27,6 +27,9 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
+      - name: Build plugin
+        run: npm run build
+
       - name: Update package version from release tag
         run: |
           TAG_VERSION=${GITHUB_REF#refs/tags/}