add pgw to doc

doc/Architecture.md

@@ -49,20 +49,3 @@ C4Context
     Rel(app-backup, app-db-storage, "*dbc")
 
 ```
-
-# Layout of a component on example of namespace
-
-
-```mermaid
-classDiagram
-    
-    class namespace {
-        config? // the external representation
-        default-config // static defaults
-        generate(config, auth) seq
-    }
-    class namespace-internal {
-        config? // the internal representation
-        generate-namespace(config) map
-    }
-```

doc/Monitoring.md

@@ -9,15 +9,26 @@ C4Context
         Container_Boundary(srv, "Small Server") {
             Container_Boundary(k3s, "K3S") {
                 Component(api, "K8s API")
-                Container(prometheus, "Prometheus in proxy mode")
-                Container(node-exporter, "Node-Exporter Daemon Set")
+                Container(ne, "Node-Exporter Daemon Set")
+                Container(prom, "Prometheus in proxy mode")
+                Container(pgw, "Push Gateway")
                 Container_Boundary(app, "Application") {
-                    Container(app, "App-container")
+                    Container(app, "long running workload")
+                    Container(job, "ephemeral workload")
                 }
             }
         }
     }
 
-    Rel(prometheus, api, "rest")
-    Rel(prometheus, grafana, "rest")
+    Rel(prom, grafana, "rest")
+
+    Rel(prom, api, "rest")
+    Rel(prom, ne, "rest")
+    Rel(prom, pgw, "rest")
+
+    Rel(prom, app, "rest")
+    Rel(job, pgw, "rest")
+    
+
+    UpdateLayoutConfig($c4ShapeInRow="2", $c4BoundaryInRow="1")
 ```