fix(plating): Sub 3 \u2014 move part_catalog_id/cloned_from_id/treatment_uom to configurator inherit (core can't reference fp.part.catalog)

fusion_plating/fusion_plating/models/fp_process_node.py

@@ -201,36 +201,11 @@ class FpProcessNode(models.Model):
 
     # ---- Part ownership & provenance (Sub 3) --------------------------------
 
-    # Sub 3 — part ownership. NULL on shared templates (admin-managed);
-    # populated on every node in a part's cloned tree.
-    part_catalog_id = fields.Many2one(
-        'fp.part.catalog',
-        string='Part',
-        ondelete='cascade',
-        index=True,
-        help='Populated on nodes that belong to a specific part\'s '
-             'composed process tree. NULL on shared templates.',
-    )
-    # Sub 3 — source-template reference on cloned nodes. Enables
-    # future "template drifted" indicators. Optional, not load-bearing.
-    cloned_from_id = fields.Many2one(
-        'fusion.plating.process.node',
-        string='Cloned From',
-        ondelete='set null',
-        help='On a part-cloned node, points back at the source template '
-             'node it was copied from.',
-    )
-    # Sub 3 — per-node treatment UoM for pricing / cost tracking.
-    treatment_uom = fields.Selection(
-        [
-            ('lbs',   'Lbs (weight-based)'),
-            ('sq_in', 'Sq in (area-based)'),
-        ],
-        string='Treatment UoM',
-        help='How this process step is measured for costing / pricing. '
-             'Picks which physical property of the part to multiply by '
-             'the per-unit rate: weight (Lbs) or surface area (Sq in).',
-    )
+    # Sub 3 fields (part_catalog_id, cloned_from_id, treatment_uom) are
+    # declared as an inherit in fusion_plating_configurator — they need
+    # to reference fp.part.catalog, which lives in configurator (a child
+    # module). Adding them here would create a circular dependency.
+    # See fusion_plating_configurator/models/fp_process_node_inherit.py.
 
     # ---- Recipe-only fields (apply when node_type='recipe') -----------------
     # These migrate Steelhead's recipe-level metadata: lead time, the

fusion_plating/fusion_plating_configurator/models/fp_process_node.py

@@ -2,10 +2,12 @@
 # Copyright 2026 Nexa Systems Inc.
 # License OPL-1 (Odoo Proprietary License v1.0)
 # Part of the Fusion Plating product family.
-"""Add the configurator-side `pricing_rule_ids` field to process nodes.
+"""Configurator-side extensions to fusion.plating.process.node.
 
 Lives here (not in core fusion_plating) so the core module doesn't have
-to depend on the configurator.
+to depend on the configurator. Any field that references a model defined
+in configurator — like fp.pricing.rule, fp.part.catalog — must be
+declared here.
 """
 from odoo import fields, models
 
@@ -13,6 +15,7 @@ from odoo import fields, models
 class FpProcessNode(models.Model):
     _inherit = 'fusion.plating.process.node'
 
+    # ---- Existing: pricing rule linkage (Steelhead "Use Price Builders") ----
     pricing_rule_ids = fields.Many2many(
         'fp.pricing.rule',
         relation='fp_process_node_pricing_rule_rel',
@@ -22,3 +25,30 @@ class FpProcessNode(models.Model):
         help='Pricing rules to apply when this recipe is selected on a '
              'quotation (mirrors Steelhead "Use Price Builders").',
     )
+
+    # ---- Sub 3: part ownership + template reference + treatment UoM --------
+    part_catalog_id = fields.Many2one(
+        'fp.part.catalog',
+        string='Part',
+        ondelete='cascade',
+        index=True,
+        help='Populated on nodes that belong to a specific part\'s '
+             'composed process tree. NULL on shared templates.',
+    )
+    cloned_from_id = fields.Many2one(
+        'fusion.plating.process.node',
+        string='Cloned From',
+        ondelete='set null',
+        help='On a part-cloned node, points back at the source template '
+             'node it was copied from.',
+    )
+    treatment_uom = fields.Selection(
+        [
+            ('lbs',   'Lbs (weight-based)'),
+            ('sq_in', 'Sq in (area-based)'),
+        ],
+        string='Treatment UoM',
+        help='How this process step is measured for costing / pricing. '
+             'Picks which physical property of the part to multiply by '
+             'the per-unit rate: weight (Lbs) or surface area (Sq in).',
+    )