Added a Mermaid sample sequence diagram

README.md

@@ -1,8 +1,25 @@
 # Software Architecture Documentation Template [![Hits](https://hits.seeyoufarm.com/api/count/incr/badge.svg?url=https://dassiorleando.github.io/software-architecture-documentation-template/&count_bg=%2379C83D&title_bg=%23555555&icon=&icon_color=%23E7E7E7&title=hits&edge_flat=false)](https://dassiorleando.github.io/software-architecture-documentation-template/)
 
-
 You can access the generated documentation [here (demo)](https://dassiorleando.github.io/software-architecture-documentation-template/), it's based on a sample you can download at [arc42.org](https://arc42.org/download).
 
+<!--- this diagram will show in GitHub-like Markdown viewer -->
+```mermaid
+sequenceDiagram
+    title Sample Mermaid Diagram
+    box Purple Alice & John
+    participant A
+    participant J
+    end
+    box Another Group
+    participant B
+    participant C
+    end
+    A->>J: Hello John, how are you?
+    J->>A: Great!
+    A->>B: Hello Bob, how is Charley?
+    B->>C: Hello Charley, how are you?
+```
+
 ## Capabilities
 
 * `Arc42` - the documentation template in place, [link](https://arc42.org/).

docs/diagrams/mermaid-sequence-diagram.md

@@ -0,0 +1,16 @@
+```mermaid
+sequenceDiagram
+    title Sample Mermaid Diagram
+    box Purple Alice & John
+    participant A
+    participant J
+    end
+    box Another Group
+    participant B
+    participant C
+    end
+    A->>J: Hello John, how are you?
+    J->>A: Great!
+    A->>B: Hello Bob, how is Charley?
+    B->>C: Hello Charley, how are you?
+```

docs/index.md

@@ -1,8 +1,9 @@
 # Software Architecture Documentation Template [![Hits](https://hits.seeyoufarm.com/api/count/incr/badge.svg?url=https://dassiorleando.github.io/software-architecture-documentation-template/&count_bg=%2379C83D&title_bg=%23555555&icon=&icon_color=%23E7E7E7&title=hits&edge_flat=false)](https://dassiorleando.github.io/software-architecture-documentation-template/)
 
-
 You can access the generated documentation [here (demo)](https://dassiorleando.github.io/software-architecture-documentation-template/), it's based on a sample you can download at [arc42.org](https://arc42.org/download).
 
+{% include 'diagrams/mermaid-sequence-diagram.md' %}
+
 ## Capabilities
 
 * `Arc42` - the documentation template in place, [link](https://arc42.org/).