added gpg block

README.md

@@ -18,6 +18,28 @@ https://opensource.org/licenses/MIT.
 */
 ```
 
+## Setup Git GPG Key
+https://docs.codeberg.org/security/gpg-key/
+
+1. Generate GPG Key
+```console
+gpg --full-generate-key
+```
+
+1. Configure Git to use the Key
+```console
+git config --global user.signingkey <GPG KEY ID>
+git config --global commit.gpgsign true
+```
+
+1. Read GPG Key and add it to STACKIT Git
+```console
+gpg --armor --export <GPG KEY ID>
+```
+
+Copy the Public Key block and add it into your Profile settings on the STACKIT Git instance.
+
+
 ## Prerequisites
 
 Before using this template, ensure you have the following: