Add teams + team ownership (schema + API)

backend/alembic/versions/3f2c1b9c8e12_add_teams_and_team_ownership.py

@@ -0,0 +1,73 @@
+"""Add teams and team ownership
+
+Revision ID: 3f2c1b9c8e12
+Revises: bacd5e6a253d
+Create Date: 2026-02-02
+
+"""
+
+from __future__ import annotations
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = "3f2c1b9c8e12"
+down_revision = "bacd5e6a253d"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # 1) Teams
+    op.create_table(
+        "teams",
+        sa.Column("id", sa.Integer(), primary_key=True, nullable=False),
+        sa.Column("name", sa.String(), nullable=False),
+        sa.Column("department_id", sa.Integer(), nullable=False),
+        sa.Column("lead_employee_id", sa.Integer(), nullable=True),
+        sa.ForeignKeyConstraint(["department_id"], ["departments.id"], ondelete="CASCADE"),
+        sa.ForeignKeyConstraint(["lead_employee_id"], ["employees.id"], ondelete="SET NULL"),
+        sa.UniqueConstraint("department_id", "name", name="uq_teams_department_id_name"),
+    )
+    op.create_index("ix_teams_name", "teams", ["name"], unique=False)
+    op.create_index("ix_teams_department_id", "teams", ["department_id"], unique=False)
+
+    # 2) Employees belong to one (optional) team
+    op.add_column("employees", sa.Column("team_id", sa.Integer(), nullable=True))
+    op.create_index("ix_employees_team_id", "employees", ["team_id"], unique=False)
+    op.create_foreign_key(
+        "fk_employees_team_id_teams",
+        "employees",
+        "teams",
+        ["team_id"],
+        ["id"],
+        ondelete="SET NULL",
+    )
+
+    # 3) Projects are owned by teams (not departments)
+    op.add_column("projects", sa.Column("team_id", sa.Integer(), nullable=True))
+    op.create_index("ix_projects_team_id", "projects", ["team_id"], unique=False)
+    op.create_foreign_key(
+        "fk_projects_team_id_teams",
+        "projects",
+        "teams",
+        ["team_id"],
+        ["id"],
+        ondelete="SET NULL",
+    )
+
+
+def downgrade() -> None:
+    op.drop_constraint("fk_projects_team_id_teams", "projects", type_="foreignkey")
+    op.drop_index("ix_projects_team_id", table_name="projects")
+    op.drop_column("projects", "team_id")
+
+    op.drop_constraint("fk_employees_team_id_teams", "employees", type_="foreignkey")
+    op.drop_index("ix_employees_team_id", table_name="employees")
+    op.drop_column("employees", "team_id")
+
+    op.drop_index("ix_teams_department_id", table_name="teams")
+    op.drop_index("ix_teams_name", table_name="teams")
+    op.drop_table("teams")

backend/app/api/org.py

@@ -7,8 +7,15 @@ from sqlmodel import Session, select
 from app.api.utils import get_actor_employee_id, log_activity
 from app.db.session import get_session
 from app.integrations.openclaw import OpenClawClient
-from app.models.org import Department, Employee
+from app.models.org import Department, Team, Employee
-from app.schemas.org import DepartmentCreate, DepartmentUpdate, EmployeeCreate, EmployeeUpdate
+from app.schemas.org import (
+    DepartmentCreate,
+    DepartmentUpdate,
+    TeamCreate,
+    TeamUpdate,
+    EmployeeCreate,
+    EmployeeUpdate,
+)
 
 router = APIRouter(tags=["org"])
 
@@ -127,6 +134,70 @@ def list_departments(session: Session = Depends(get_session)):
     return session.exec(select(Department).order_by(Department.name.asc())).all()
 
 
+@router.get("/teams", response_model=list[Team])
+def list_teams(department_id: int | None = None, session: Session = Depends(get_session)):
+    q = select(Team)
+    if department_id is not None:
+        q = q.where(Team.department_id == department_id)
+    return session.exec(q.order_by(Team.name.asc())).all()
+
+
+@router.post("/teams", response_model=Team)
+def create_team(
+    payload: TeamCreate,
+    session: Session = Depends(get_session),
+    actor_employee_id: int = Depends(get_actor_employee_id),
+):
+    team = Team(**payload.model_dump())
+    session.add(team)
+
+    try:
+        session.flush()
+        log_activity(
+            session,
+            actor_employee_id=actor_employee_id,
+            entity_type="team",
+            entity_id=team.id,
+            verb="created",
+            payload={"name": team.name, "department_id": team.department_id, "lead_employee_id": team.lead_employee_id},
+        )
+        session.commit()
+    except IntegrityError:
+        session.rollback()
+        raise HTTPException(status_code=409, detail="Team already exists or violates constraints")
+
+    session.refresh(team)
+    return team
+
+
+@router.patch("/teams/{team_id}", response_model=Team)
+def update_team(
+    team_id: int,
+    payload: TeamUpdate,
+    session: Session = Depends(get_session),
+    actor_employee_id: int = Depends(get_actor_employee_id),
+):
+    team = session.get(Team, team_id)
+    if not team:
+        raise HTTPException(status_code=404, detail="Team not found")
+
+    data = payload.model_dump(exclude_unset=True)
+    for k, v in data.items():
+        setattr(team, k, v)
+
+    session.add(team)
+    try:
+        session.flush()
+        log_activity(session, actor_employee_id=actor_employee_id, entity_type="team", entity_id=team.id, verb="updated", payload=data)
+        session.commit()
+    except IntegrityError:
+        session.rollback()
+        raise HTTPException(status_code=409, detail="Team update violates constraints")
+
+    session.refresh(team)
+    return team
+
+
 @router.post("/departments", response_model=Department)
 def create_department(
     payload: DepartmentCreate,

backend/app/models/__init__.py

@@ -1,11 +1,12 @@
 from app.models.activity import Activity
-from app.models.org import Department, Employee
+from app.models.org import Department, Team, Employee
 from app.models.projects import Project, ProjectMember
 from app.models.work import Task, TaskComment
 
 __all__ = [
     "Department",
     "Employee",
+    "Team",
     "Project",
     "ProjectMember",
     "Task",

backend/app/models/org.py

@@ -13,6 +13,16 @@ class Department(SQLModel, table=True):
     head_employee_id: int | None = Field(default=None, foreign_key="employees.id")
 
 
+class Team(SQLModel, table=True):
+    __tablename__ = "teams"
+
+    id: int | None = Field(default=None, primary_key=True)
+    name: str = Field(index=True)
+
+    department_id: int = Field(foreign_key="departments.id")
+    lead_employee_id: int | None = Field(default=None, foreign_key="employees.id")
+
+
 class Employee(SQLModel, table=True):
     __tablename__ = "employees"
 
@@ -21,6 +31,7 @@ class Employee(SQLModel, table=True):
     employee_type: str  # human | agent
 
     department_id: int | None = Field(default=None, foreign_key="departments.id")
+    team_id: int | None = Field(default=None, foreign_key="teams.id")
     manager_id: int | None = Field(default=None, foreign_key="employees.id")
 
     title: str | None = None

backend/app/models/projects.py

@@ -10,6 +10,9 @@ class Project(SQLModel, table=True):
     name: str = Field(index=True, unique=True)
     status: str = Field(default="active")
 
+    # Project ownership: projects are assigned to teams (not departments)
+    team_id: int | None = Field(default=None, foreign_key="teams.id")
+
 
 class ProjectMember(SQLModel, table=True):
     __tablename__ = "project_members"

backend/app/schemas/org.py

@@ -13,10 +13,23 @@ class DepartmentUpdate(SQLModel):
     head_employee_id: int | None = None
 
 
+class TeamCreate(SQLModel):
+    name: str
+    department_id: int
+    lead_employee_id: int | None = None
+
+
+class TeamUpdate(SQLModel):
+    name: str | None = None
+    department_id: int | None = None
+    lead_employee_id: int | None = None
+
+
 class EmployeeCreate(SQLModel):
     name: str
     employee_type: str
     department_id: int | None = None
+    team_id: int | None = None
     manager_id: int | None = None
     title: str | None = None
     status: str = "active"
@@ -30,6 +43,7 @@ class EmployeeUpdate(SQLModel):
     name: str | None = None
     employee_type: str | None = None
     department_id: int | None = None
+    team_id: int | None = None
     manager_id: int | None = None
     title: str | None = None
     status: str | None = None

backend/app/schemas/projects.py

@@ -6,8 +6,10 @@ from sqlmodel import SQLModel
 class ProjectCreate(SQLModel):
     name: str
     status: str = "active"
+    team_id: int | None = None
 
 
 class ProjectUpdate(SQLModel):
     name: str | None = None
     status: str | None = None
+    team_id: int | None = None