chore: improve README.md and add model's images

README.md

@@ -8,4 +8,24 @@
 [![Lines of Code](https://sonarcloud.io/api/project_badges/measure?project=IntelligentBackpack_IntelligentBackpackApp&metric=ncloc)](https://sonarcloud.io/summary/new_code?id=IntelligentBackpack_IntelligentBackpackApp)
 [![Technical Debt](https://sonarcloud.io/api/project_badges/measure?project=IntelligentBackpack_IntelligentBackpackApp&metric=sqale_index)](https://sonarcloud.io/summary/new_code?id=IntelligentBackpack_IntelligentBackpackApp)
 [![Reliability Rating](https://sonarcloud.io/api/project_badges/measure?project=IntelligentBackpack_IntelligentBackpackApp&metric=reliability_rating)](https://sonarcloud.io/summary/new_code?id=IntelligentBackpack_IntelligentBackpackApp)
-[![Duplicated Lines (%)](https://sonarcloud.io/api/project_badges/measure?project=IntelligentBackpack_IntelligentBackpackApp&metric=duplicated_lines_density)](https://sonarcloud.io/summary/new_code?id=IntelligentBackpack_IntelligentBackpackApp)
+[![Duplicated Lines (%)](https://sonarcloud.io/api/project_badges/measure?project=IntelligentBackpack_IntelligentBackpackApp&metric=duplicated_lines_density)](https://sonarcloud.io/summary/new_code?id=IntelligentBackpack_IntelligentBackpackApp)
+
+## Architecture
+
+![Architecture](architecture.jpg)
+
+## Description
+
+The Intelligent Backpack is a project that aims to help user to organize their school life.
+ The mobile application is used to scan the QR code of the backpack and connect it to the user account.
+ Then the user can add school supplies to the account (books for now).
+The teacher will be able to add a book to a lesson and the student will be able to see the books he needs for the next lesson of the day.
+The student will also be notified when he has missed a school supply.
+
+## Requisites
+
+- Java 17
+- Android Studio Giraffe | 2022
+- Android SDK 29 (Android 10.0) or higher
+- Android SDK Build-Tools 29.0.2 or higher
+- Android Emulator or Android Device

accessDomain/README.md

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+# Access Domain
+
+## UML Diagram
+
+![UML Diagram](model.jpg)

desktopDomain/README.md

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+# Desktop Domain
+
+## UML Diagram
+
+![UML Diagram](model.jpg)

reminderDomain/README.md

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+# Reminder Domain
+
+## UML Diagram
+
+![UML Diagram](model.jpg)

schoolDomain/README.md

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+# School Domain
+
+## UML Diagram
+
+![UML Diagram](model.jpg)