diff --git a/.gitignore b/.gitignore
index f4dbd26..347cac0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,4 @@ __pycache__/*
 /logs/*
 .vscode/*
 *.coverage
+.ruff_cache/*
diff --git a/README.md b/README.md
deleted file mode 100644
index e69de29..0000000
diff --git a/main.py b/main.py
index 021922c..67d39dd 100644
--- a/main.py
+++ b/main.py
@@ -9,27 +9,30 @@ import logging.config
 import config.exit_codes as ec
 from visuals.dash_app import app
 
+
 def set_up_logging():
     try:
-        with open('config/logging_config.yaml', 'r') as f:
+        with open("config/logging_config.yaml", "r") as f:
             log_config = yaml.safe_load(f)
         logging.config.dictConfig(log_config)
     except yaml.YAMLError as e:
         print(f"Error parsing logging configuration file: {e}")
         log_config = {}  # Initialize log_config to an empty dictionary
-        logging.basicConfig(level=logging.INFO)  # Fallback to a basic configuration
-    queue_handler = logging.getHandlerByName('queue_handler')
+        # Fallback to a basic configuration
+        logging.basicConfig(level=logging.INFO)
+    queue_handler = logging.getHandlerByName("queue_handler")
     if queue_handler is not None:
         queue_handler.listener.start()
         atexit.register(queue_handler.listener.stop)
 
+
 def load_config():
     try:
-        with open('config/config.yaml', 'r') as file:
+        with open("config/config.yaml", "r") as file:
             config = yaml.safe_load(file)
         return config
     except FileNotFoundError:
-        logging.error('config.yaml file not found')
+        logging.error("config.yaml file not found")
         sys.exit(ec.MISSING_CONFIG_FILE)
     except yaml.YAMLError:
         # Attempt to print a more informative error message
@@ -38,43 +41,46 @@ def load_config():
             for key, value in parsed_yaml:
                 print(f"Error parsing key '{key}': {value}")
         except Exception as e:
-            logging.error(f'Error loading config.yaml: {e}')
+            logging.error(f"Error loading config.yaml: {e}")
         sys.exit(ec.CORRUPTED_CONFIG_FILE)
     except Exception as e:
-        logging.error(f'some other problem {e}')
+        logging.error(f"some other problem {e}")
+
 
 logger = logging.getLogger("data_pipeline_for_ynab")
-os.makedirs('logs', exist_ok=True)
+os.makedirs("logs", exist_ok=True)
 set_up_logging()
 
 # Load environment variables
 dotenv.load_dotenv()
 
-API_TOKEN = os.getenv('API_TOKEN')
-BUDGET_ID = os.getenv('BUDGET_ID')
+API_TOKEN = os.getenv("API_TOKEN")
+BUDGET_ID = os.getenv("BUDGET_ID")
 
 if not API_TOKEN or not BUDGET_ID:
-    logging.error('API_TOKEN or BUDGET_ID is not set in .env file')
+    logging.error("API_TOKEN or BUDGET_ID is not set in .env file")
     sys.exit(ec.MISSING_ENV_VARS)
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     config = load_config()
-    config['API_TOKEN'] = API_TOKEN
-    config['BUDGET_ID'] = BUDGET_ID
+    config["API_TOKEN"] = API_TOKEN
+    config["BUDGET_ID"] = BUDGET_ID
     try:
         # pipeline_main(config)
-        
+
         # Check if the data was successfully created
-        data_exists = os.path.exists('data/processed') and os.listdir('data/processed')
+        data_exists = os.path.exists("data/processed") and os.listdir("data/processed")
         if data_exists:
             app.run(debug=True)
         else:
-            logging.error('Data pipeline did not produce any data. Dash app will not run.')
+            logging.error(
+                "Data pipeline did not produce any data. Dash app will not run."
+            )
             sys.exit(ec.NO_DATA_PRODUCED)
     except SystemExit as e:
         exit_code = e.code
         if exit_code == ec.SUCCESS:
-            logging.info('Program exited successfully')
+            logging.info("Program exited successfully")
         else:
-            logging.error(f'Program exited with code {exit_code}')
+            logging.error(f"Program exited with code {exit_code}")
         raise