embed svg of all-instances directly into html

resources/app/stylesheets/app.less

@@ -44,7 +44,7 @@ em {
     font-weight: bold;
 }
 
-img {
+img, svg {
     max-width: 100%;
 }
 

src/wanijo/visualisation/routes.clj

@@ -13,8 +13,7 @@
    :request req
    :content
    [[:h1 "All Instances"]
-    [:img {:src (path :vis-all-instances-img)
-           :alt "All Instances"}]]))
+    (viz/all-instances (vis-domain/all-instance-connections!))]))
 
 (defroutes routes
   (GET (register! :vis-single-instance "/visualisation/instance/:uuid")
@@ -24,8 +23,4 @@
         :headers {"Content-Type" "image/svg+xml"}})
   (GET (register! :vis-all-instances "/visualisation/all-instances")
        [:as req]
-       (all-instances req))
-  (GET (register! :vis-all-instances-img "/visualisation/all-instances.svg")
-       []
-       {:body (viz/all-instances (vis-domain/all-instance-connections!))
-        :headers {"Content-Type" "image/svg+xml"}}))
+       (all-instances req)))