add example

ansibledoctor/templates/readme/_vars.j2

@@ -2,11 +2,10 @@
 {% if var %}
 ## Default Variables
 {% for key, item in var.items() %}
-```
-{{key}}: {{ value }}
-```
-{% endif %}
+[{{ key }}](#{{ key }})
 
+{% endfor %}
+---
 {% for key, item in var.items() %}
 
 ### {{ key }}

example/README.md

@@ -3,6 +3,23 @@
 Role to demonstrate ansible-doctor
 
 ## Default Variables
+[demo_role_unset](#demo_role_unset)
+
+[demo_role_empty](#demo_role_empty)
+
+[demo_role_single](#demo_role_single)
+
+[demo_role_empty_dict](#demo_role_empty_dict)
+
+[demo_role_dict](#demo_role_dict)
+
+[demo_role_other_tags](#demo_role_other_tags)
+
+[dockerengine_packages_extra](#dockerengine_packages_extra)
+
+[demo_role_undefined_var](#demo_role_undefined_var)
+
+---
 
 ### demo_role_unset