feat: extend sale.order, stock.picking, account.move, res.partner with WooCommerce fields

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

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

@@ -0,0 +1,16 @@
+from odoo import models, fields
+
+
+class StockPicking(models.Model):
+    _inherit = 'stock.picking'
+
+    woo_tracking_number = fields.Char(string='WC Tracking Number')
+    woo_carrier_id = fields.Many2one('woo.shipping.carrier', string='WC Shipping Carrier')
+    woo_shipment_ids = fields.One2many('woo.shipment', 'picking_id', string='WC Shipments')
+    is_woo_delivery = fields.Boolean(compute='_compute_is_woo_delivery', string='Is WC Delivery')
+
+    def _compute_is_woo_delivery(self):
+        for picking in self:
+            picking.is_woo_delivery = bool(picking.woo_shipment_ids) or bool(
+                picking.sale_id and picking.sale_id.woo_bind_ids
+            )