===========【Get release package signature key】=========
Find the directory corresponding to the release signature in the project
1: Enter the signature directory: cd xxxxxxxxxxxxxxxxx
2: Instruction: keytool -list -v -keystore xxx.jks
3: Enter the signature password: xxxx
enter
===========【Get debug package signature key】=========
The debug signature is in this directory by default
cd in
The default of the debug signature key is: android
1: cd in
2：keytool -list -v -keystore debug.keystore
3：android
enter