[Github][GPG Key] generating a new gpg key

gistfile1.txt

sudo apt install gnupg

gpg --full-generate-key
- RSA
- 4096 bits
- 0 // when it will expires
- name: <your name>
- email: <your email>
- comment:

passphrase: <create a password>

gpg --list-secret-key --keyid-form LONG // check if it was created
------------------------------------------------------------------------
sec   rsa4096/<rsaID> 2023-01-01 [XX]
      123ABC
uid                 [ultimate] <your name> <your email>
ssb   rsa4096/123ABC 2023-01-01 [X]
------------------------------------------------------------------------
gpg --armor --export <rsaID>

Copy and add into github: https://github.com/settings/gpg/new

git config --global user.signingkey <rsaID>

Add GPG_TTY into .bashrc 
vim ~/.bashrc or nano ~/.bashrc
export GPG_TTY=$(tty)

git commit -S -m "commit message" // one commit
git config commit.gpgSign true // one repository 
git config --global commit.gpgSign true // all repositories
git config --global tag.gpgSign true // all tags

---------------------------------------
git log --show-signature -1 // check commit
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Pass config:
vim ~/.gnupg/gpp.conf
use-agent
:wq
gpgconf --launch gpg-agent

---------------------------------------
Adding another email in the key

gpg --edit-key <rsaID>
adduid
name: <new name>
email: <new email>
comment:
O
uid 2
trust
(1-5) 5 - I trust ultimately
y
save

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https://curso.fullcycle.com.br/curso-fullcycle/
https://www.gnupg.org/download/
https://docs.github.com/en/authentication/managing-commit-signature-verification/generating-a-new-gpg-key
https://git-scm.com/docs/