feat(README): documentation

README.md

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+# Olympia 2024 Events
+> View updated Events with its Competitors and Rankings of all Disciplines 
+
+
+
+## Getting Started
+
+### Dependencies
+
+- Qt6
+
+### Installation
+
+```sh
+git clone git@gitlab.kit.edu:ugmgt/itat_challenge_2024.git
+# or download release
+cd itat_challenge_2024
+cmake -B build
+cmake --build build
+```
+
+## Code Structure
+
+### UML Diagram
+
+```plantuml
+class Application {
+    QGuiApplication app
+    QmlComponent component
+    SportModel model
+    FilterModel<SportModel> filter
+}
+
+class SportModel {
+   String discipline
+   <EventInfo> model
+   request(String discipline)
+   parseData()
+}
+
+class FilterModel {}
+
+class EventInfo {
+   String eventName
+   List<Competitor> competitors
+}
+
+class Competitor {
+    String name
+    String code
+    String noc
+}
+
+Application *-- "1" SportModel
+Application *-- "1" FilterModel
+
+SportModel *-- "0..*" EventInfo
+EventInfo *-- "0..*" Competitor
+```
+
+## Authors
+
+- **Silas Stulz** - *Initial Work*
+- **Gero Beckmann** - *Initial Work*
+