feat: add cron jobs, sync engine scaffolding, log cleanup, and email templates

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

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

@@ -1,4 +1,4 @@
-from odoo import fields, models
+from odoo import api, fields, models
 
 
 class WooSyncLog(models.Model):
@@ -28,3 +28,14 @@ class WooSyncLog(models.Model):
     company_id = fields.Many2one(
         'res.company', default=lambda self: self.env.company,
     )
+
+    @api.model
+    def _cron_cleanup_logs(self):
+        """Purge sync logs older than 90 days (180 for errors)."""
+        cutoff_success = fields.Datetime.subtract(fields.Datetime.now(), hours=90 * 24)
+        cutoff_error = fields.Datetime.subtract(fields.Datetime.now(), hours=180 * 24)
+        self.search([
+            '|',
+            '&', ('state', '!=', 'failed'), ('create_date', '<', cutoff_success),
+            '&', ('state', '=', 'failed'), ('create_date', '<', cutoff_error),
+        ]).unlink()