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+@startuml
+!theme vibrant
+' Deployment diagram for PeerGrade
+
+skinparam componentStyle rectangle
+
+node "Client Browser" {
+    artifact "Web UI" <<HTML/JS>>
+}
+
+node "Web Server\n(Vite + Vue)" {
+    artifact "Frontend App"
+}
+
+node "API Server\n(Rust Backend)" {
+    artifact "Rust REST API"
+    node "Docker Container" {
+        node "Postgres Database Server " {
+           artifact "User DB"
+         }
+        node "Redis/Cache" {
+           artifact "Cache DB"
+         }
+    }
+}
+
+
+node "LDAP Server\n(School LDAP)" {
+    artifact "LDAP Directory"
+}
+
+' Connections
+"Client Browser" --> "Frontend App" : HTTP (User Access)
+"Frontend App" --> "Rust REST API" : REST API Calls
+"Rust REST API" --> "User DB" : SQL Queries
+"Rust REST API" --> "LDAP Directory" : LDAP Authentication
+
+' Role-based flow
+@endumlWillkommen im Wiki.
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