improve diagram

README.md

@@ -72,13 +72,13 @@ TODO Give first registered user owner privilege
 
 see `src/app.config.ts`
 
+## Diagram
+
 ```mermaid
 flowchart TB
-    A[Gamer] --> |Browser| web[/Guccho Web/]
-    web --> |superjson| trpc(TRPC)
-    trpc --> |devalue| web
-    subgraph backend [Abstraction]
+    subgraph backend [Abstraction, TRPC Server]
         session(Session) --- user(User)
+        user --- avatar(Avatar)
         user --- relation(Relationship)
         user --- score(Score)
         score --- beatmap
@@ -98,26 +98,35 @@ flowchart TB
         file[(File)]
         memory[/Memory/]
     end
-
-    trpc --- auth(Auth)
-    auth --- session
+    subgraph client [Nuxt Client]
+      auth(Client Session) -.- web -.- session
+    end
+    subgraph server [Nuxt Server]
+      backend
+      impl
+    end
+    web ----> |superjson| backend
+    backend ----> |devalue| web
+    A[Gamer] ---> |Browser| web[/Guccho Web/]
+    
     session ----- $base
     log ----- $base
     status ----- $base
 
-    trpc ==== backend
+    client ===== |HTTP transport| server
     backend ====== impl
 
-    $base --- memory
-    $base --- redis
-    $base --- file
     
-    ppy.sb --- |customize| mysql
+    ppy.sb --- |additional tables| mysql
     
-    bancho.py --- gulag
-    bancho.py --- redis
+    bancho.py --- |api v1| gulag
+    bancho.py --- |leaderboard| redis
     bancho.py --- mysql
 
+    $base --- |session| redis
+    $base --- |runtime, session| memory
+    $base --- |log| file
+
 ```
 
 ## The team (Guccho)