feat: Support for FlareSolverr

[towerstreet]

Is your feature request related to a problem? Please describe.
How to use the FlareSolverr in Argus?

Describe the solution you'd like
I want to watch some app version in the apkpure.net, such as https://apkpure.net/cn/cx-file-explorer/com.cxinventor.file.explorer. After sometime, the cloudflare would came out to reverse the scraper. Can you give me some help?