diff --git a/src/embeddingbuddy/app.py b/src/embeddingbuddy/app.py
index e04c3da..7f782eb 100644
--- a/src/embeddingbuddy/app.py
+++ b/src/embeddingbuddy/app.py
@@ -167,7 +167,7 @@ def serve(host=None, port=None, dev=False, debug=False):
     use_debug = dev or debug
 
     # Only print startup messages in main process (not in Flask reloader)
-    if not os.environ.get('WERKZEUG_RUN_MAIN'):
+    if not os.environ.get("WERKZEUG_RUN_MAIN"):
         mode = "development" if dev else ("debug" if debug else "production")
         print(f"Starting EmbeddingBuddy in {mode} mode...")
         print("Loading dependencies (this may take a few seconds)...")
@@ -183,18 +183,15 @@ def serve(host=None, port=None, dev=False, debug=False):
         import logging
 
         # Suppress the werkzeug warning
-        warnings.filterwarnings('ignore', message='.*development server.*')
+        warnings.filterwarnings("ignore", message=".*development server.*")
 
         # Set werkzeug logger to ERROR level to suppress the warning
-        werkzeug_logger = logging.getLogger('werkzeug')
+        werkzeug_logger = logging.getLogger("werkzeug")
         werkzeug_logger.setLevel(logging.ERROR)
 
     # Use Flask's built-in server with appropriate settings
     app.run(
-        debug=use_debug,
-        host=actual_host,
-        port=actual_port,
-        use_reloader=use_reloader
+        debug=use_debug, host=actual_host, port=actual_port, use_reloader=use_reloader
     )
 
 
@@ -205,6 +202,7 @@ def main():
     is now in embeddingbuddy.cli for faster startup.
     """
     from .cli import main as cli_main
+
     cli_main()
 
 
diff --git a/src/embeddingbuddy/cli.py b/src/embeddingbuddy/cli.py
index b7ffa09..4c0335f 100644
--- a/src/embeddingbuddy/cli.py
+++ b/src/embeddingbuddy/cli.py
@@ -4,6 +4,7 @@ Lightweight CLI entry point for EmbeddingBuddy.
 This module provides a fast command-line interface that only imports
 heavy dependencies when actually needed by subcommands.
 """
+
 import argparse
 import sys
 
@@ -21,41 +22,32 @@ Examples:
   embeddingbuddy serve --debug            # Debug logging only (no auto-reload)
   embeddingbuddy serve --port 8080        # Custom port
   embeddingbuddy serve --host 0.0.0.0     # Bind to all interfaces
-        """
+        """,
     )
 
     subparsers = parser.add_subparsers(
-        dest="command",
-        help="Available commands",
-        metavar="<command>"
+        dest="command", help="Available commands", metavar="<command>"
     )
 
     # Serve subcommand
     serve_parser = subparsers.add_parser(
         "serve",
         help="Start the web server",
-        description="Start the EmbeddingBuddy web server for interactive visualization"
+        description="Start the EmbeddingBuddy web server for interactive visualization",
     )
     serve_parser.add_argument(
-        "--host",
-        default=None,
-        help="Host to bind to (default: 127.0.0.1)"
+        "--host", default=None, help="Host to bind to (default: 127.0.0.1)"
     )
     serve_parser.add_argument(
-        "--port",
-        type=int,
-        default=None,
-        help="Port to bind to (default: 8050)"
+        "--port", type=int, default=None, help="Port to bind to (default: 8050)"
     )
     serve_parser.add_argument(
         "--dev",
         action="store_true",
-        help="Development mode: enable debug logging and auto-reload"
+        help="Development mode: enable debug logging and auto-reload",
     )
     serve_parser.add_argument(
-        "--debug",
-        action="store_true",
-        help="Enable debug logging (no auto-reload)"
+        "--debug", action="store_true", help="Enable debug logging (no auto-reload)"
     )
 
     args = parser.parse_args()
@@ -63,6 +55,7 @@ Examples:
     if args.command == "serve":
         # Only import heavy dependencies when actually running serve
         from embeddingbuddy.app import serve
+
         serve(host=args.host, port=args.port, dev=args.dev, debug=args.debug)
     else:
         # No command specified, show help
diff --git a/src/embeddingbuddy/wsgi.py b/src/embeddingbuddy/wsgi.py
index 0c1b632..a188527 100644
--- a/src/embeddingbuddy/wsgi.py
+++ b/src/embeddingbuddy/wsgi.py
@@ -2,6 +2,7 @@
 WSGI entry point for production deployment.
 Use this with a production WSGI server like Gunicorn.
 """
+
 from embeddingbuddy.app import create_app
 
 # Create the application instance
diff --git a/uv.lock b/uv.lock
index 271789b..c23b62f 100644
--- a/uv.lock
+++ b/uv.lock
@@ -412,7 +412,7 @@ wheels = [
 
 [[package]]
 name = "embeddingbuddy"
-version = "0.6.3"
+version = "0.6.4"
 source = { editable = "." }
 dependencies = [
     { name = "dash" },