updated first commit

app/extensions.py

@@ -0,0 +1,12 @@
+"""
+Flask Extensions initialization
+"""
+
+from flask_sqlalchemy import SQLAlchemy
+from flask_bcrypt import Bcrypt
+from flask_login import LoginManager
+
+# Initialize extensions
+db = SQLAlchemy()
+bcrypt = Bcrypt()
+login_manager = LoginManager()