Update 'Docker.md'

Docker.md

@@ -2,15 +2,15 @@
 Firstly, you need to update your OS else they may occur problems during installations.
 
 ```
-$sudo apt update
-$sudo apt upgrade
+$ sudo apt update
+$ sudo apt upgrade
 ```
 ##### Fix Network Issues
 ```
-$sudo su
+$ sudo su
 // Delete auto-generated files
-#rm /etc/resolv.conf || true
-#rm /etc/wsl.conf || true
+# rm /etc/resolv.conf || true
+# rm /etc/wsl.conf || true
 
 //Enable changing /etc/resolv.conf
 //Enable extended attributes on Windows drives
@@ -32,31 +32,31 @@ EOF
 ```
 ##### Installation of Docker
 ```
-$sudo -l # To ensure that we can run apt as root
-$sudo apt install -y lsb-release
-$sudo apt install -y curl
-$curl -V # Ensure that curl is installed and in a modern version
-$sudo apt install software-properties-common
+$ sudo -l # To ensure that we can run apt as root
+$ sudo apt install -y lsb-release
+$ sudo apt install -y curl
+$ curl -V # Ensure that curl is installed and in a modern version
+$ sudo apt install software-properties-common
 
-$curl -fsSL https://download.docker.com/linux/debian/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg # To add the gpg key on our keyring
+$ curl -fsSL https://download.docker.com/linux/debian/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg # To add the gpg key on our keyring
 
 echo \
   "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/debian \
   $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
 //Add the official repo on apt or any other package manager
 
-$sudo apt install -y docker-ce # Actually installing docker
-$sudo usermod -aG docker $USER # Add current user to the docker group
-$su - ${USER} # Reload our shell
+$ sudo apt install -y docker-ce # Actually installing docker
+$ sudo usermod -aG docker $USER # Add current user to the docker group
+$ su - ${USER} # Reload our shell
 
-$docker --version # See the docker version
-$docker run  hello-world # Test if docker really works
+$ docker --version # See the docker version
+$ docker run  hello-world # Test if docker really works
 ```
 
 ##### Fix "x509: certificate signed by unknown authority" issue
 ```
-$sudo su
-#touch set-ca.sh
+$ sudo su
+# touch set-ca.sh
 
 registry_address=hub.swarmlab.io
 registry_port=5443
@@ -67,12 +67,12 @@ registry_port=5480
 mkdir -p /etc/docker/certs.d/$registry_address:$registry_port
 openssl s_client -showcerts -connect $registry_address:$registry_port < /dev/null | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' > /etc/docker/certs.d/$registry_address:$registry_port/ca.crt
 
-$sudo bash ./set-ca.sh
+$ sudo bash ./set-ca.sh
 ```
 ##### Docker-Compose
 ```
-$sudo curl -L "https://github.com/docker/compose/releases/download/1.27.4/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
-$sudo chmod +x /usr/local/bin/docker-compose
-$sudo ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose
+$ sudo curl -L "https://github.com/docker/compose/releases/download/1.27.4/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
+$ sudo chmod +x /usr/local/bin/docker-compose
+$ sudo ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose
 ```