add help

README.md

@@ -9,15 +9,9 @@
 >
 > GIT_SSL_NO_VERIFY=true git clone https://git.swarmlab.io:3000/swarmlab/swarmlab-nvim.git
 
-## Fix "x509: certificate signed by unknown authority" issue
-
->  On Error:
->
-> Get https ://registry.vlabs.uniwa.gr:5080/v2/: x509: certificate
->
-> Pulling  ...
->
-> ERROR: Get https://registry.vlabs.uniwa.gr:5080/v2/: x509: certificate signed by unknown authority
+>  On Error: "x509: certificate signed by unknown authority
+>  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+>> See http://docs.swarmlab.io/SwarmLab-HowTos/swarmlab/docs/swarmlab/docs/install/install-docker.html#fix-x509-certificate-signed-by-unknown-authority-issue
 >
 
 **run**