Refactor architecture diagram sections: clarify high-level and add Mermaid AI integration diagram

Author: kavitaj11

README.md

@@ -1,6 +1,6 @@
-# 🧱 K11 Tech Lab – Selenium Java Automation Framework
+# K11 Tech Lab – Selenium Java Automation Framework
 
-🧰 Getting Started with the Java-Based End-to-End Test Automation Framework
+Getting Started with the Java-Based End-to-End Test Automation Framework:
 
 This Java-based test automation framework is designed to support **end-to-end test coverage** across web, API, and database layers, with seamless CI/CD integration and enterprise-grade extensibility.
 
@@ -62,38 +62,38 @@ Built entirely with open-source libraries, this framework is **fully extensible*
 
 ## 🧱 Architecture Overview
 
-### 📊 High-Level Diagram
-
-+-------------------------------------------------------------+
-|                 Selenium Java Automation Framework          |
-|-------------------------------------------------------------|
-|  Test Suite / TestNG / POM / Data Providers                 |
-|-------------------------------------------------------------|
-|  Web, API, DB Utilities | Logging | Reporting | Config      |
-|-------------------------------------------------------------|
-|  Page Objects | Locators | Waits | Drivers                  |
-|-------------------------------------------------------------|
-|  [NEW] AI Integration Layer                                 |
-|   +-------------------+   +-------------------+             |
-|   | RAG Engine        |   | Self-Healing      |             |
-|   |  - Embedding      |   |  - Locator Healer |             |
-|   |    Providers      |   |  - AI Element     |             |
-|   |    (OpenAI, HF,   |   |    Recovery       |             |
-|   |     Ollama)       |   +-------------------+             |
-|   |  - Embedding      |                                   |
-|   |    Cache          |                                   |
-|   +-------------------+                                   |
-|-------------------------------------------------------------|
-|  Test Artifacts / Docs / Knowledge Base (for RAG)           |
-+-------------------------------------------------------------+
 
+### 📊 High-Level Diagram
 
 ![Selenium Automation Framework Architecture](testartifacts/assets/Selenium_Java_POM_E2E_Automation_Test_Infrastructure.jpg)
 
 > *Selenium Automation Framework Architecture — © 2025 Kavita Jadhav. All rights reserved.*
 
 ---
 
+### 🤖 AI Features Integration Architecture
+
+```mermaid
+flowchart TD
+   A[Test Suite / TestNG / POM] --> B(Core Framework Utilities)
+   B --> C[AI Integration Layer]
+   C --> D1[RAG Engine]
+   C --> D2[Self-Healing Engine]
+   D1 --> E1[Embedding Providers\n(OpenAI, HF, Ollama)]
+   D1 --> E2[Embedding Cache]
+   D1 --> F[Test Artifacts / Docs / Knowledge Base]
+   D2 --> G[Locator Healing / AI Element Recovery]
+   B --> F
+   style C fill:#e0f7fa,stroke:#00796b,stroke-width:2px
+   style D1 fill:#fffde7,stroke:#fbc02d,stroke-width:2px
+   style D2 fill:#fffde7,stroke:#fbc02d,stroke-width:2px
+   style E1 fill:#e1bee7,stroke:#7b1fa2,stroke-width:1.5px
+   style E2 fill:#e1bee7,stroke:#7b1fa2,stroke-width:1.5px
+   style G fill:#ffe0b2,stroke:#e65100,stroke-width:1.5px
+```
+
+> *AI Features Integration: Shows how RAG, embedding cache, and self-healing plug into the core automation framework. Render this diagram with Mermaid for a visual overview.*
+
 
 The framework is composed of well-structured layers to ensure **modularity**, **maintainability**, and **scalability** across complex enterprise test environments.