Update app.py

app.py

@@ -1,10 +1,10 @@
-from flask import Flask 
+from flask import Flask, render_template
 
 app = Flask(__name__)
 
 @app.route('/')
 def home():
-    return "Hello World"
+    return render_template('index.html')
 
     
 if __name__ == "__main__":