Add jellyfin

Customised the forward auth in authelia to ignore Authorization headers as authelia was failing to parse the Authorization: MediaBrowser headers that jellyfin uses.

2-nomad-config/2-ingress/authelia.nomad.hcl

@@ -63,6 +63,12 @@ job "authelia" {
         data = <<EOF
 server:
   address: tcp://0.0.0.0:{{ env "NOMAD_PORT_http" }}/
+  endpoints:
+    authz:
+      forward-auth:
+        implementation: 'ForwardAuth'
+        authn_strategies:
+          - name: 'CookieSession'
 theme: "auto"
 identity_validation:
   reset_password: