add config folder and simplify cache path

app.py

@@ -1,3 +1,6 @@
+import os 
+os.environ['MPLCONFIGDIR'] = os.getcwd() + "/configs/"
+
 from shiny import App, ui, render, reactive
 from shinywidgets import output_widget, render_widget
 import fastf1 as ff1
@@ -5,28 +8,15 @@ import matplotlib.pyplot as plt
 from matplotlib.collections import LineCollection
 from matplotlib import cm
 import numpy as np
-import os
 from pathlib import Path
 
-# Get the current directory
-current_directory = Path.cwd()
-
-# Specify the folder name you want to open (change 'folder_name' to your desired folder)
-folder_name = 'cache'
-
 # Create a Path object for the folder
-folder_path = current_directory / folder_name
-
-# Check if the cache folder exists
-if folder_path.exists() and folder_path.is_dir():
-    print(f"The folder '{folder_name}' exists.")
-else:
-    print(f"The folder '{folder_name}' does not exist.")
+cache_path = os.getcwd() + "/cache/"
 
-ff1.Cache.enable_cache(folder_path)
+ff1.Cache.enable_cache(cache_path)
 ff1.Cache.offline_mode(enabled=True)
 
-print(folder_path)
+print(f"Cache path: {cache_path}")
 
 app_ui = ui.page_fluid(
     ui.div(