import pathlib
ROOT = pathlib.Path(".").resolve()
svc = ROOT / "app/fitness/service.py"
text = svc.read_text(encoding="utf-8")
old = """from app.db.models import (
    BodyMetric,
    FitnessProfile,
    FitnessReminder,
    FoodLog,
    WaterLog,
    WorkoutLog,
)
from app.fitness.calculators import compute_targets, one_rep_max"""
new = """from app.db.models import (
    BodyMetric,
    FitnessProfile,
    FitnessReminder,
    FoodLog,
    StepLog,
    WaterLog,
    WorkoutLog,
)
from app.fitness.activity_budget import (
    build_base_targets,
    compute_activity_bonus,
    estimate_workout_active_kcal,
    scale_targets,
)
from app.fitness.calculators import compute_targets, one_rep_max"""
if old not in text:
    raise SystemExit("import block missing")
text = text.replace(old, new, 1)
svc.write_text(text, encoding="utf-8")
print("ok imports")