Support update, insert operation attribute annotions

[LouisGariepy]

Migrated from halcyonnouveau/clorinde#217, originally reported by @dancixx on 2026-01-16.

Describe the problem

Custom attribute annotation for update, insert, or delete operation.

Describe the solution you'd like

--: InsertMeasurement(weight_in_kg?, abs_in_cm?, chest_in_cm?, hips_in_cm?, left_biceps_in_cm?, left_calf_in_cm?, left_forearm_in_cm?, left_knee_in_cm?, left_thigh_in_cm?, neck_in_cm?, right_biceps_in_cm?, right_calf_in_cm?, right_forearm_in_cm?, right_knee_in_cm?, right_thigh_in_cm?, shoulder_in_cm?, waist_in_cm?) : async_graphql::InputObject
--# graphql(name = "insert_measurement_input", rename_fields = "snake_case")
--! insert_measurement InsertMeasurementInput()
INSERT INTO noexapp.measurements (
    user_id,
    type,
    created_at,
    weight_in_kg,
    abs_in_cm,
    chest_in_cm,
    hips_in_cm,
    left_biceps_in_cm,
    left_calf_in_cm,
    left_forearm_in_cm,
    left_knee_in_cm,
    left_thigh_in_cm,
    neck_in_cm,
    right_biceps_in_cm,
    right_calf_in_cm,
    right_forearm_in_cm,
    right_knee_in_cm,
    right_thigh_in_cm,
    shoulder_in_cm,
    waist_in_cm
)
VALUES (
    :user_id,
    :type,
    EXTRACT(EPOCH FROM NOW())::bigint,
    :weight_in_kg,
    :abs_in_cm,
    :chest_in_cm,
    :hips_in_cm,
    :left_biceps_in_cm,
    :left_calf_in_cm,
    :left_forearm_in_cm,
    :left_knee_in_cm,
    :left_thigh_in_cm,
    :neck_in_cm,
    :right_biceps_in_cm,
    :right_calf_in_cm,
    :right_forearm_in_cm,
    :right_knee_in_cm,
    :right_thigh_in_cm,
    :shoulder_in_cm,
    :waist_in_cm
)
RETURNING id;

Alternatives considered

No response

Additional context

No response

Importance

Nice to have