What kind of debugging do you use? Can't it all be chrome mobile mode?
You must be a hybrid developer; you need to expose an entry to your app and the H5 address to be accessed, so that you can use the kernel browser of the mobile phone you need to adapt to deal with various compatibility problems
For mixed development testing, the app needs to leave a test entry. After configuring the test address, you can visit the H5 page in the app line