2. Update `package.json` with the same version number.
3. Build: `npm run build-prod`
4. Determine minimum PHP version for code and update package.json if needed: `./vendor/bin/phpcompatinfo analyser:run ./source`
5. Make sure screenshots are up-to-date.
6. Copy the built plugin into `/trunk` of SVN. Also creatte a new tag of the new version. Check the version number occurences in both folders. Commit everything together.