diff --git a/llmsearch/api/blueprint.py b/llmsearch/api/blueprint.py
index 953a624..b15d513 100644
--- a/llmsearch/api/blueprint.py
+++ b/llmsearch/api/blueprint.py
@@ -1,3 +1,3 @@
 from flask import Blueprint
 
-bp = Blueprint('api', __name__, url_prefix='/api')
+bp = Blueprint("api", __name__, url_prefix="/api")
diff --git a/llmsearch/api/file.py b/llmsearch/api/file.py
index 1c70c1d..14b1703 100644
--- a/llmsearch/api/file.py
+++ b/llmsearch/api/file.py
@@ -1,15 +1,17 @@
 import os
 
-from flask import (current_app, jsonify, request)
+from flask import current_app, jsonify, request
 import hashlib
 from werkzeug.utils import secure_filename
 
 from env import getenv
 from .blueprint import bp
 
-@bp.route('/upload', methods=['POST'])
+
+@bp.route("/upload", methods=["POST"])
 def upload():
-    return jsonify(message='Search'), 200
+    return jsonify(message="Search"), 200
+
 
 ALLOWED_EXTENSIONS = {
     "txt",
@@ -69,5 +71,3 @@ def upload_file():
         )
     else:
         return jsonify({"error": "File type not allowed"}), 400
-
-
diff --git a/llmsearch/api/search.py b/llmsearch/api/search.py
index 70c83e3..9cfe42c 100644
--- a/llmsearch/api/search.py
+++ b/llmsearch/api/search.py
@@ -1,7 +1,7 @@
 from flask import jsonify
 from .blueprint import bp
 
-@bp.route('/hello', methods=['GET'])
-def search():
-    return jsonify(message='Search'), 200
 
+@bp.route("/hello", methods=["GET"])
+def search():
+    return jsonify(message="Search"), 200
diff --git a/llmsearch/app.py b/llmsearch/app.py
index dd96797..e20e697 100644
--- a/llmsearch/app.py
+++ b/llmsearch/app.py
@@ -17,9 +17,10 @@
 
 
 # Create a custom CLI group
-cli = AppGroup('cli')
+cli = AppGroup("cli")
 
-@cli.command('config')
+
+@cli.command("config")
 def dump_config():
     """Show config."""
     print("===================================================================")
@@ -45,7 +46,7 @@ def create_app():
         template_folder=public_path,
         static_url_path="/",
     )
-    app.config.from_object('config.Config')
+    app.config.from_object("config.Config")
     CORS(app)
 
     dash_app = Dash(
@@ -64,7 +65,9 @@ def create_app():
                 [
                     dbc.Row(
                         [
-                            dbc.Col(html.H1("Simple Dash App", className="text-center")),
+                            dbc.Col(
+                                html.H1("Simple Dash App", className="text-center")
+                            ),
                             dbc.Col(
                                 html.P(
                                     "This is a simple web app using Flask and Dash.",
@@ -98,6 +101,7 @@ def main():
     ## print(f"meme_type={meme_type}")
 
     from env import getenv
+
     host = getenv("HOST")
     port = getenv("PORT")
     app = create_app()
diff --git a/llmsearch/db.py b/llmsearch/db.py
index 7a14856..402c4d4 100644
--- a/llmsearch/db.py
+++ b/llmsearch/db.py
@@ -6,6 +6,7 @@
 
 def init_db(app):
     from models import File, User
+
     __models = [File, User]
 
     db.init_app(app)
diff --git a/llmsearch/tests/test.py b/llmsearch/tests/test.py
new file mode 100644
index 0000000..8379514
--- /dev/null
+++ b/llmsearch/tests/test.py
@@ -0,0 +1,37 @@
+import unittest
+from app import app  # Assuming your Flask app is in app.py
+
+
+class FlaskAppTestCase(unittest.TestCase):
+    def setUp(self):
+        # Set up the test client
+        self.app = app.test_client()
+        self.app.testing = True
+
+    def test_hello(self):
+        # Test the /api/hello route
+        response = self.app.get("/api/hello")
+        self.assertEqual(response.status_code, 200)
+        self.assertEqual(response.json, {"message": "Hello, World!"})
+
+    def test_greet_default(self):
+        # Test the /api/greet route with default name
+        response = self.app.post("/api/greet", json={})
+        self.assertEqual(response.status_code, 200)
+        self.assertEqual(response.json, {"message": "Hello, Guest!"})
+
+    def test_greet_with_name(self):
+        # Test the /api/greet route with a name
+        response = self.app.post("/api/greet", json={"name": "Alice"})
+        self.assertEqual(response.status_code, 200)
+        self.assertEqual(response.json, {"message": "Hello, Alice!"})
+
+    def test_greet_with_empty_name(self):
+        # Test the /api/greet route with an empty name
+        response = self.app.post("/api/greet", json={"name": ""})
+        self.assertEqual(response.status_code, 200)
+        self.assertEqual(response.json, {"message": "Hello, !"})
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/llmsearch/web/__init__.py b/llmsearch/web/__init__.py
index 4287e41..693e832 100644
--- a/llmsearch/web/__init__.py
+++ b/llmsearch/web/__init__.py
@@ -1,14 +1,15 @@
 from flask import (
-        Blueprint, 
+    Blueprint,
     redirect,
     render_template_string,
     request,
-send_from_directory,
+    send_from_directory,
     session,
     url_for,
-    )
+)
+
+bp = Blueprint("web", __name__, url_prefix="")
 
-bp = Blueprint('web', __name__, url_prefix='')
 
 # @web_blueprint.route("/")
 # def home():
@@ -24,6 +25,7 @@
 def serve_react_app(path):
     return send_from_directory(bp.static_folder, "index.html")
 
+
 @bp.route("/login", methods=["GET", "POST"])
 def login():
     if request.method == "POST":
@@ -68,5 +70,3 @@ def about():
     <p><a href="/">Back to home</a></p>
     """
     )
-
-