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/account_move.py

@@ -0,0 +1,12 @@
+from odoo import models, fields
+
+
+class AccountMove(models.Model):
+    _inherit = 'account.move'
+
+    woo_order_id = fields.Many2one('woo.order', string='WooCommerce Order')
+    is_woo_invoice = fields.Boolean(compute='_compute_is_woo_invoice', string='Is WC Invoice')
+
+    def _compute_is_woo_invoice(self):
+        for move in self:
+            move.is_woo_invoice = bool(move.woo_order_id)