feat(nexa_coa_setup): module skeleton with hooks stub

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

nexa_coa_setup/hooks.py

@@ -0,0 +1,50 @@
+# -*- coding: utf-8 -*-
+import logging
+
+_logger = logging.getLogger(__name__)
+
+
+def post_init_hook(env):
+    """Imperative one-shot operations after module data is loaded.
+
+    Each helper is idempotent — safe to re-run on -u.
+    """
+    _logger.info("nexa_coa_setup: post_init_hook starting")
+    _normalize_company_hst_number(env)
+    _archive_unused_l10n_ca_accounts(env)
+    _rename_legacy_accounts(env)
+    _lock_fiscal_year_2025(env)
+    _logger.info("nexa_coa_setup: post_init_hook complete")
+
+
+def _normalize_company_hst_number(env):
+    """Convert '741224877' to '741224877 RT0001' if not already in full form."""
+    company = env.ref("base.main_company", raise_if_not_found=False)
+    if not company:
+        return
+    vat = (company.partner_id.vat or "").strip()
+    if vat == "741224877":
+        company.partner_id.vat = "741224877 RT0001"
+        _logger.info("nexa_coa_setup: normalized HST# to '741224877 RT0001'")
+
+
+def _archive_unused_l10n_ca_accounts(env):
+    """Stub — filled in Phase 4. Archives ~370 unused accounts."""
+    pass
+
+
+def _rename_legacy_accounts(env):
+    """Stub — filled in Phase 4. Renames the 14xx/15xx legacy accounts."""
+    pass
+
+
+def _lock_fiscal_year_2025(env):
+    """Set fiscalyear_lock_date = 2025-12-31 on main company."""
+    from datetime import date
+    company = env.ref("base.main_company", raise_if_not_found=False)
+    if not company:
+        return
+    target = date(2025, 12, 31)
+    if not company.fiscalyear_lock_date or company.fiscalyear_lock_date < target:
+        company.fiscalyear_lock_date = target
+        _logger.info("nexa_coa_setup: fiscalyear_lock_date set to 2025-12-31")