fix(typing): resolve mypy errors in db.repositories.computes

gns3server/db/repositories/computes.py

@@ -19,6 +19,8 @@ from uuid import UUID
 from typing import Optional, List, Union
 from sqlalchemy import select, update, delete
 from sqlalchemy.ext.asyncio import AsyncSession
+from sqlalchemy.engine import CursorResult
+from typing import cast
 
 from .base import BaseRepository
 
@@ -47,7 +49,7 @@ class ComputesRepository(BaseRepository):
 
         query = select(models.Compute)
         result = await self._db_session.execute(query)
-        return result.scalars().all()
+        return list(result.scalars().all())
 
     async def create_compute(self, compute_create: schemas.ComputeCreate) -> models.Compute:
 
@@ -58,7 +60,7 @@ class ComputesRepository(BaseRepository):
             host=compute_create.host,
             port=compute_create.port,
             user=compute_create.user,
-            password=compute_create.password.get_secret_value(),
+            password=compute_create.password.get_secret_value() if compute_create.password else None,
         )
         self._db_session.add(db_compute)
         await self._db_session.commit()
@@ -87,4 +89,4 @@ class ComputesRepository(BaseRepository):
         query = delete(models.Compute).where(models.Compute.compute_id == compute_id)
         result = await self._db_session.execute(query)
         await self._db_session.commit()
-        return result.rowcount > 0
+        return cast(CursorResult, result).rowcount > 0