Added simpler sequence diagram (#3)

* Added simpler sequence diagram

* Don't cut off diagrams

_layouts/default.html

@@ -16,6 +16,10 @@
 
       p {
         margin-bottom: 10px;
+
+        img {
+          max-height: 100% !important; /* ensure diagrams aren't cut off */
+        }
       }
 
       p,ol li,ul li {

service-consumer.md

@@ -75,6 +75,10 @@ To get the ID and the URL of the Authorization Registry, the Service Consumer sh
 
 To get the Bearer Token, the consumer must perform a token call on the Association Registry, passing a client assertion to them, containing the IDs of the consumer and the Association Registry.
 
-#### Sequence Diagram
+#### Sequence Diagram Without Authorization
+
+![Sequence diagram](simple-base-sequence.svg)
+
+#### Sequence Diagram With Pre-Authorization
 
 ![Sequence diagram](base-sequence.svg)

simple-base-sequence.puml

@@ -0,0 +1,24 @@
+@startuml
+
+participant "Consumer" as consumer
+participant "Association Register" as association
+participant "Authorization Register (owner)" as ownerAr
+participant "Resource (owner)" as ownerApi
+
+consumer -> ownerApi : /token (get authentication token)
+ownerApi -> ownerApi : check client assertion
+ownerApi -> association : /token (get authentication token)
+association -> association : check client assertion
+association -> association : check owner still compliant
+association -> ownerApi : OK: token
+ownerApi -> association : /party (with token get consumer party information)
+association -> association : check token
+association -> ownerApi : OK: party info
+ownerApi -> ownerApi : check consumer party info for compliance
+ownerApi -> consumer : OK: token
+
+consumer -> ownerApi : /some-resource (with token)
+ownerApi -> ownerApi : check token
+ownerApi -> consumer : OK: data
+
+@enduml