Update Readme

Author: Rajesh Jinaga

README.md

@@ -228,7 +228,7 @@ It supports only one style of comment can be used for single or multiline using
 #### Simpleflow Execution
 <a name="simpleflow-pipeline"></a>
 
-<!-- ![Simpleflow Pipeline](http://www.plantuml.com/plantuml/proxy?cache=no&src=https://raw.githubusercontent.com/navtech-io/Simpleflow/main/SimpleflowDiagram.puml) -->
+![Simpleflow Pipeline](http://www.plantuml.com/plantuml/proxy?cache=no&src=https://raw.githubusercontent.com/navtech-io/Simpleflow/main/SimpleflowDiagram.puml)
 
 Sample code to create, build and run pipeline
 ```csharp

SimpleflowDiagram.puml

@@ -8,14 +8,14 @@ skinparam component {
   BorderColor black
   BackgroundColor white
   ArrowFontName Impact
-  ArrowColor #db691d
+  ArrowColor #1d3ddb
 }
 
 skinparam package {
   FontSize 15
   FontName Courier
   BorderColor white
-  BackgroundColor #fadd93
+  BackgroundColor #dee9fa
   ArrowFontName Impact
 
 }