Flatten budget-app contents into repo root

backend/app/bootstrap.py

@@ -0,0 +1,38 @@
+"""Run once at container start: creates the first admin and the default categories and sites."""
+from sqlalchemy import func, select
+
+from .config import settings
+from .db import SessionLocal
+from .models import Category, Department, Site, User
+from .security import hash_password
+from .seed import CATEGORIES, SITES
+
+DEFAULT_DEPARTMENT = "IT"
+
+
+def seed_categories(db, department: Department) -> None:
+    for i, (en, pt, section) in enumerate(CATEGORIES):
+        db.add(Category(department_id=department.id, name_en=en, name_pt=pt, section=section, sort_order=(i + 1) * 10))
+
+
+def bootstrap() -> None:
+    with SessionLocal() as db:
+        if not db.scalar(select(func.count(Department.id))):
+            dept = Department(name=DEFAULT_DEPARTMENT)
+            db.add(dept)
+            db.flush()
+            seed_categories(db, dept)
+        if not db.scalar(select(func.count(User.id))):
+            db.add(User(email=settings.admin_email.lower(), name=settings.admin_name,
+                        password_hash=hash_password(settings.admin_password), role="admin",
+                        language=settings.default_language,
+                        department_id=db.scalar(select(Department.id).order_by(Department.id))))
+            print(f"Created admin user {settings.admin_email}")
+        if not db.scalar(select(func.count(Site.id))):
+            for name in SITES:
+                db.add(Site(name=name))
+        db.commit()
+
+
+if __name__ == "__main__":
+    bootstrap()