docs(readme): replace AI generated image with ascii art

we don't like AI art generation.
this was generated with https://www.ascii-art-generator.org/

Author: maybeanerd

README.md

@@ -1,8 +1,36 @@
 # Self Hosted Api Trader Game
-<div>
-<img src="https://user-images.githubusercontent.com/18548570/230724270-427203bb-e61b-4a0e-bae5-7bacafc9c7fb.png" width="200" alt="Logo"/>
-<img src="https://user-images.githubusercontent.com/18548570/230724447-a24e0b38-5a28-4d06-bd14-c1124c5d3867.png" width="200" alt="Logo 2"/>
-</div>
+```
+                                                            
+         .'''''''.                                          
+        .;:::::::,.                                         
+        .;:::::::;.                                         
+        .,,,,,,,,,.                                         
+       .,,,,,,,,,,'.                                        
+       .',,,,,,,,,'.                                        
+        .;;;;;;;;;'                                         
+        .'''''''''.                                         
+       .'''''''''''.                                        
+       ..''''''''''.                                        
+       .;:::::::::;.                                        
+       .;::::::::::.                                        
+       .:::::::::::.      ',.        .,'.      .'.          
+       .:::::::::::'      '::;,..    .;:;'.    .;:,.        
+       .;;;;;;;;;:;'      ':::::;'.  .;:::;'.  .;:::,.      
+     ...'''''''''''.......,:::::::;'.';:::::;'.':::::;'     
+     ,::::::::::::::::::::::::::::::::::::::::::::::::;.    
+     ,::::::::::::::::::::::::::::::::::::::::::::::::;.    
+     ,:::;'''''.'''..'''.''''.''''..'''.''''.''''';:::;.    
+     ,:::,.,cc'.;c:'.:c:.'cc'.,;c:..:c:.'cc;.,cc'.,:::;.    
+     ,:::,..;;..,;;..,;,..;;...,;;..,;,..;;'.';;..,:::,.    
+     ,:::,.,cc,.;cc'.:c:.'cc'.,:cc'.:c:.'cc;.,cc'.,:::,.    
+     ,:::;''''..','..'''..''...'''..'''..'''.''''';:::,.    
+     ,::::::::::::::::::::::::::::::::::::::::::::::::,.    
+     ,::::::::::::::::::::::::::::::::::::::::::::::::,.    
+    ..''''''''''''''''''''''''''''''''''''''''''''''''..    
+  ,cccccccccccccccccccccccccccccccccccccccccccccccccccccc,  
+  ........................................................  
+                                                            
+```
 
 ## Description