refactor: update migration paths and improve database operation handling

backend/app/queries/__init__.py

@@ -0,0 +1 @@
+from __future__ import annotations

backend/app/queries/organizations.py

@@ -0,0 +1,50 @@
+from __future__ import annotations
+
+from uuid import UUID
+
+from sqlmodel import col
+
+from app.db.queryset import QuerySet, qs
+from app.models.organization_board_access import OrganizationBoardAccess
+from app.models.organization_invites import OrganizationInvite
+from app.models.organization_members import OrganizationMember
+from app.models.organizations import Organization
+
+
+def organization_by_name(name: str) -> QuerySet[Organization]:
+    return qs(Organization).filter(col(Organization.name) == name)
+
+
+def member_by_user_and_org(*, user_id: UUID, organization_id: UUID) -> QuerySet[OrganizationMember]:
+    return qs(OrganizationMember).filter(
+        col(OrganizationMember.organization_id) == organization_id,
+        col(OrganizationMember.user_id) == user_id,
+    )
+
+
+def first_membership_for_user(user_id: UUID) -> QuerySet[OrganizationMember]:
+    return (
+        qs(OrganizationMember)
+        .filter(col(OrganizationMember.user_id) == user_id)
+        .order_by(col(OrganizationMember.created_at).asc())
+    )
+
+
+def pending_invite_by_email(email: str) -> QuerySet[OrganizationInvite]:
+    return (
+        qs(OrganizationInvite)
+        .filter(col(OrganizationInvite.accepted_at).is_(None))
+        .filter(col(OrganizationInvite.invited_email) == email)
+        .order_by(col(OrganizationInvite.created_at).asc())
+    )
+
+
+def board_access_for_member_and_board(
+    *,
+    organization_member_id: UUID,
+    board_id: UUID,
+) -> QuerySet[OrganizationBoardAccess]:
+    return qs(OrganizationBoardAccess).filter(
+        col(OrganizationBoardAccess.organization_member_id) == organization_member_id,
+        col(OrganizationBoardAccess.board_id) == board_id,
+    )