Added git configuration

articles/git/setup_configuration/Readme.md

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+# Git setup and configuration
+
+## Git setup
+
+To clone this repository both [git](https://git-scm.com/downloads) and [git LFS (Large File Storage)](https://git-lfs.github.com/) must be installed on the target (host) machine:
+
+```console
+sudo apt install git git-lfs
+```
+
+To complete the configuration:
+```console
+git config --global user.name "<name surname>"
+git config --global user.email "<e-mail address>"
+```
+
+## Repository configuration
+
+To clone the repository via ssh:
+
+1. Generate an SSH key pair using the following command. When prompted for passphrase press enter to leave the field blank.
+```console
+ssh-keygen -t rsa -b 4096 -C "<e-mail address>"
+```
+
+2. Add the ssh key to the ssh agent:
+```console
+eval "$(ssh-agent -s)"
+
+ssh-add ~/.ssh/id_rsa
+```
+
+3. Copy the ssh key to clipboard:
+```console
+sudo apt-get install xclip
+
+cat ~/.ssh/id_rsa.pub | xclip -selection clipboard
+```
+
+4. Add the ssh key to GitLab account:
+    1. Access GitLab profile
+    2. Navigate to "Preferences" -> "SSH Keys" then press "Add new key"
+    3. Paste the text copied at the previous step in the "Key" field and remove the Expiration Date, then press "Add key"
+
+5. Now the project can be cloned using the following command, specifying **"yes"** when promped for the ssh key:
+```console
+git clone git@gitlab.com:HMDrive/hmd_project.git
+```