Each warehouse can create keys, as shown below
Two sshs are also created locally
When I upload another project that should use id_rsa_frontend, id_rsa is used by default
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光陰似箭催人老，日月如移越少年。
I referred to this tutorial before, please check if it is the answer you want.
《git configure multiple SSH-Key》
When there are multiple public and private key pairs locally, add these private keys to the private key table used for verification through ssh-add.
In this way, when we connect to the server through the SSH client (Git's SSH protocol), the private keys in the local private key table will be checked one by one.
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