Add npm publish provenance

Author: Kesin11

Earthfile

@@ -17,14 +17,14 @@ prepublish:
   LOCALLY
   RUN npm run clean
   COPY +build/dist dist/
-  RUN npm version prerelease --no-git-tag-version && \
+  RUN npm version prerelease --no-git-tag-version --provenance && \
       npm publish --tag=beta
 
 publish:
   LOCALLY
   ARG --required VERSION
   COPY +build/dist dist/
   RUN npm version $VERSION && \
-      # npm publish
+      # npm publish --provenance
       npm publish --dry-run
   # RUN git push origin master