<a href="{{ .Destination | safeURL }}"{{ with .Title}} title="{{ . }}"{{ end }}{{ if strings.HasPrefix .Destination "http" }} target="_blank" rel="noopener"{{ end }}>{{ .Text | safeHTML }}{{ if strings.HasPrefix .Destination "http" }} <svg width="12" height="12" xmlns="http://www.w3.org/2000/svg" viewBox="0 -256 1850 1850"><path d="M1438.373 818.95v320q0 119-84.5 203.5t-203.5 84.5h-832q-119 0-203.5-84.5t-84.5-203.5v-832q0-119 84.5-203.5t203.5-84.5h704q14 0 23 9t9 23v64q0 14-9 23t-23 9h-704q-66 0-113 47t-47 113v832q0 66 47 113t113 47h832q66 0 113-47t47-113v-320q0-14 9-23t23-9h64q14 0 23 9t9 23zm384-864v512q0 26-19 45t-45 19-45-19l-176-176-652 652q-10 10-23 10t-23-10l-114-114q-10-10-10-23t10-23l652-652-176-176q-19-19-19-45t19-45 45-19h512q26 0 45 19t19 45z" fill="currentcolor"></path></svg>{{ end }}</a>

Add back external link icon
Add back external link icon

Use Hugo's render hook feature to add the icon in the build step. This
also allows me to open the link in a new tab.
