25215f388b
A1 migrations.py: - remission_practice DROP uq_application + ADD sequence_number/period_label/suggested_instructor_id - UNIQUE composita (application_id, sequence_number) - partial index idx_remission_practice_unassigned su assigned_instructor_id NULL - nuova tabella remission_custom_check_value (storage_path/mime/size/sha256 allineata adapter) A2 models.py + templates.py: - RemissionPractice: UniqueConstraint composita, campi multi-tranche, relationship custom_checks - classe RemissionCustomCheckValue - RESTART_TEMPLATE schema_version=2, max_tranches=2, custom_checks esempio (antiriciclaggio required no-doc, polizza_fidejussoria optional con-doc) - upgrade_schema_to_v2 idempotente per snapshot v1 esistenti A3 _compute_gate_check(db, practice) CUMULATIVO: - max_remission_global = min(cap_pct * erogato, cap_abs) - already_approved = func.sum(approved_remission) su tranche APPROVED precedenti dello stesso application_id con sequence_number < corrente - max_remission_this_tranche = max(0, global - already_approved) - pre_check_admissible = min(grand_total_declared, this_tranche) [voce 2 Cecilia] - remission_due = min(effective_total, this_tranche) - residuo_da_restituire = erogato - already_approved - remission_due (cumulativo) - output totals esteso: sequence_number, tranches_count, tranches_max - signature (db, practice) - aggiornati 6 call site in practices/instructor/verbale Test su NAPOLI SAS: erogato 17K, cap 8500, tranche 1 approvata 467.14EUR, tranche 2 vuota -> residuo disponibile 8032.86EUR, residuo_da_restituire 16532.86EUR.