fix: dynamic cache dir

main.py

@@ -1,6 +1,27 @@
 import os
+import platform
+
+# os.environ['HF_HOME'] = './cache'
+
+if platform.system() == "Windows":
+    print("Windows detected. Assigning cache directory to Transformers in AppData\Local.")
+    transformers_cache_directory = os.path.join(os.getenv('LOCALAPPDATA'), 'transformers_cache')
+    if not os.path.exists(transformers_cache_directory):
+        try:
+            os.mkdir(transformers_cache_directory)
+            print(f"First launch. Directory '{transformers_cache_directory}' created successfully.")
+        except OSError as e:
+            print(f"Error creating directory '{transformers_cache_directory}': {e}")
+    else:
+        print(f"Directory '{transformers_cache_directory}' already exists.")
+    os.environ['TRANSFORMERS_CACHE'] = transformers_cache_directory
+    print("Environment variable assigned.")
+    del transformers_cache_directory
+
+else:
+    print("Windows not detected. Assignment of Transformers cache directory not necessary.")
+
 
-os.environ['HF_HOME'] = './cache'
 
 from flask import Flask, render_template, request, jsonify