Added Concept and mockups

docs/concept.md

@@ -1,14 +1,39 @@
 # Concept
 
-- Homescreen
-  The homescreen of the App should display a list of upcoming tournaments
-  and a button to a tournament you are participating in.
-  If you press on a tournament in the list, the detail view should open
-- Tournament Detail View
-  The tournament detail view displays all the information about a tournament,
-  like
+## Homescreen
+
+The homescreen of the App should display a list of upcoming tournaments
+and a button to a tournament you are participating in.
+
+## Setting
+
+Dropdowns for
+- Theme (System, Dark, Light)
+- Language (English, German)
+Textbox for
+- Team Name
+
+## Tournament Detail View
+
+The tournament detail view displays all the information about a tournament,
+like
+
 - The registration period
 - The maximum amount of teams
+- The Tournament Format
 - Preview pictures
 - A button for registering your Team if in the registration period
 - A button to view the stats of the tournament if it has been completed or is currently ongoing
+
+## Tournament Teams View
+
+Displays a List of Teams that have entered the Tournament
+
+## Current Tournament View
+
+The current tournament view displays the current state of an ongoing tournament which the participant entered in.
+
+
+## Mockups
+
+![Mockups](images/mockups.png)