initial commit

backend/migrate_db_v3.py

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+from sqlalchemy import create_engine, text
+import os
+
+BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+DB_URL = f"sqlite:///{os.path.join(BASE_DIR, 'kis_stock.db')}"
+
+engine = create_engine(DB_URL)
+
+def migrate():
+    with engine.connect() as conn:
+        try:
+            conn.execute(text("ALTER TABLE watchlist ADD COLUMN is_monitoring BOOLEAN DEFAULT 1"))
+            print("Added is_monitoring column to watchlist")
+        except Exception as e:
+            print(f"Column might already exist: {e}")
+
+if __name__ == "__main__":
+    migrate()