feat: add edgecache role

- add edge-caching role
- add mirror for debian, almalinux and epel repositories
- export service as edgecache in consul

site/profiles/manifests/edgecache/init.pp

@@ -0,0 +1,12 @@
+# profiles::edgecache::init
+class profiles::edgecache::init {
+
+  if $facts['enc_role'] == 'roles::infra::storage::edgecache' {
+
+    include profiles::edgecache::nginx
+    include profiles::edgecache::selinux
+
+    Class['profiles::edgecache::nginx']
+    -> Class['profiles::edgecache::selinux']
+  }
+}