Yu Yamazaki

Allows requests such as html and pdf_option to be accepted in JSON format as well as basic POST

If `pagesNum` set 1, test fails only in windows environment. ``` [Error: EPERM: operation not permitted, unlink 'C:\Users\RUNNER~1\AppData\Local\Temp\puppeteer_dev_chrome_profile-abP5Go\CrashpadMetrics-active.pma'] { errno: -4048, code: 'EPERM', syscall: 'unlink', path: 'C:\\Users\\RUNNER~1\\AppData\\Local\\Temp\\puppeteer_dev_chrome_profile-abP5Go\\CrashpadMetrics-active.pma' } ``` https://github.com/uyamazak/hc-pdf-server/runs/2000664748...