Add Keys to Github/Gitea

Github

1. Settings
2. SSH and GPG keys
3. New GPG Key
4. Paste in the public key block
5. Add GPG Key
6. Turn on Vigilant mode

Gitea

1. Settings
2. SSH / GPG Keys
3. Add Key
4. Paste in the public key block
5. Add Key
6. Verify

Screenshot: