feat: add droneci module

- add droneci module for server
- add droneci/server role
- add consul query for droneci service
- manage certificates, ssh principals, consul services/checks

site/roles/manifests/infra/droneci/server.pp

@@ -0,0 +1,10 @@
+# a role to deploy droneci
+class roles::infra::droneci::server {
+  if $facts['firstrun'] {
+    include profiles::defaults
+    include profiles::firstrun::init
+  }else{
+    include profiles::defaults
+    include profiles::base
+  }
+}