feat: add all remaining models (product map, order, shipment, customer, sync log, conflict, tax/pricelist map, returns)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

fusion-woo-odoo/fusion_woocommerce/models/woo_pricelist_map.py

@@ -0,0 +1,14 @@
+from odoo import fields, models
+
+
+class WooPricelistMap(models.Model):
+    _name = 'woo.pricelist.map'
+    _description = 'WooCommerce Pricelist Mapping'
+
+    instance_id = fields.Many2one('woo.instance', required=True, ondelete='cascade')
+    pricelist_id = fields.Many2one('product.pricelist', required=True)
+    woo_role = fields.Char(required=True)
+    woo_role_name = fields.Char()
+    company_id = fields.Many2one(
+        'res.company', required=True, default=lambda self: self.env.company,
+    )