Enhance XLS upload functionality and update requirements. Added Flask, Flask-SQLAlchemy, and Alembic to requirements. Modified database schema in upload_xls.py for improved data handling and added SQLAlchemy configuration in config.py.

salary_analytics/config.py

@@ -30,6 +30,13 @@ DB_CONFIG = {
     "host": os.getenv("DB_HOST")
 }
 
+# SQLAlchemy Configuration
+SQLALCHEMY_DATABASE_URI = (
+    f"postgresql://{DB_CONFIG['user']}:{DB_CONFIG['password']}@"
+    f"{DB_CONFIG['host']}:{DB_CONFIG['port']}/{DB_CONFIG['name']}"
+)
+SQLALCHEMY_TRACK_MODIFICATIONS = False
+
 # Table Configuration
 TABLE_NAME = "customer_account_transaction_hx"
 BATCH_RESULTS_TABLE = "salary_analytics_batch_results"