updated documentation folder

py_app/app/__init__.py

@@ -1,16 +1,12 @@
 from flask import Flask
-from flask_sqlalchemy import SQLAlchemy
 from datetime import datetime
 
-db = SQLAlchemy()
-
 def create_app():
     app = Flask(__name__)
     app.config['SECRET_KEY'] = 'your_secret_key'
-    app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///users.db'
-    app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
-
-    db.init_app(app)
+    
+    # Application uses direct MariaDB connections via external_server.conf
+    # No SQLAlchemy ORM needed - all database operations use raw SQL
 
     from app.routes import bp as main_bp, warehouse_bp
     from app.daily_mirror import daily_mirror_bp
@@ -21,7 +17,4 @@ def create_app():
     # Add 'now' function to Jinja2 globals
     app.jinja_env.globals['now'] = datetime.now
 
-    with app.app_context():
-        db.create_all()  # Create database tables if they don't exist
-
     return app