Add informative readme

README.md

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-# CountRie
+# CountRie Overview
+
+Can be accessed via [the link](https://countrie-fsohpe7vuq-lm.a.run.app/Country).
+
+Web app featuring a range of countries, character, and their respective dependencies that the user can view and interact with using clean interface.
+User can create an account to be able to create characters or countries. Characters or countries created by a user can be edited or deleted, but they cannot do that to the ones that are not theirs.
+Admin account allows for full control over all data, having the ability to do even more than a regular user can. the admin email is used: [email protected].
+
+Battles can be created between characters, improving their power. A name can be provided for a battle, or innovative name generator might be used instead.
+All battles of a specific character can be viewed on the respective page, as well as characters of a country, etc.
+
+Built using clean architecture and design patterns, providing for easy development process and possible future extensions or changes.
+CI / CD workflow is in use for easy integration and deployment.
+
+# Details
+
+## Features
+
+- State of the art authentication system
+- Role-based access to the resources
+- Ownership of countries/characters
+- Supports CRUD operations for all models
+- Only authorized users can edit or delete respective models
+- Innovative battle system
+- Robust validation system, providing for both intuitive user-experience, as well as protection from bad actors
+
+## Architecture
+
+- Clean architecture with SQRS pattern
+- Onion architecture used to make separations of concerns easier
+- Dependency Inversion used for decoupling and easy extension
+- Great respect to DRY, KISS, SOLID
+
+## Technologies
+
+- ASP.NET Core MVC
+- Entity Framework Core
+- Identity
+- Docker
+- PostgreSQL
+- Google Cloud Platform
+- Google/Facebook login
+- Bootstrap
+
+## CI / CD
+
+Features separate workflows for CI (Continuous Integration) and CD (Continous Deployment).
+The project is automatically built into docker container, uploaded to cloud, and deployed to run. All automatically. The integration provides for seamless developing experience and ease of use.
+
+# Database schema
+
+![diagram](https://github.com/user-attachments/assets/24698d31-a0e3-4256-a289-dbbf274e56b1)
+
+# Screenshots
+
+![image](https://github.com/user-attachments/assets/f5027b68-24aa-4458-8004-d563ab7ef868)
+![image](https://github.com/user-attachments/assets/0b6448dc-c89e-47c0-967c-877f99489d65)
+![image](https://github.com/user-attachments/assets/b2617984-bbdc-482a-b51f-0ac16f9f5c81)
+![image](https://github.com/user-attachments/assets/9e864ae7-7c05-474c-baac-b5bcbd934d5e)
+![image](https://github.com/user-attachments/assets/03d205d0-02d5-4ad5-b557-b3c15adafe3b)