scripts/install.shto download the new H5P versions from GitHub
coreApiVersion(put in the version H5P now uses in the downloaded core files; typically the version of h5p-editor-php-library without patch version, e.g. 1.24)
h5pVersion(put in the version of the PHP libraries themselves (includes patch version, e.g.: 1.24.1))
H5PEditor.coreScripts()methods in the respective files.
npx ts-node packages/h5p-server/scripts/generate-supported-language-list.tsto update the list of languages the editor supports.