pdf-lib 1.17.1, MIT
https://registry.npmjs.org/pdf-lib/-/pdf-lib-1.17.1.tgz
sha512-V/mpyJAoTsN4cnP31vc0wfNA1+p20evqqnap0KLoRUN0Yk/p3wN52DOEsL4oBFcLdb76hlpKPtzJIgo67j/XLw==
Bundled locally. The library and the original PDF receive no user data over the network.