Fix time duration and visuals

backend/scripts/raw_select.py

@@ -0,0 +1,14 @@
+import asyncio
+from sqlalchemy import text
+from app.database import engine
+
+async def run_query():
+    async with engine.connect() as conn:
+        result = await conn.execute(text("SELECT * FROM sleep_session"))
+        rows = result.all()
+        print(f"Total rows: {len(rows)}")
+        for row in rows:
+            print(row)
+
+if __name__ == "__main__":
+    asyncio.run(run_query())