Initial commit: OCA Financial packages (186 packages)

odoo-bringout-oca-account-fiscal-rule-account_avatax_oca/doc/MODELS.md

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+# Models
+
+Detected core models and extensions in account_avatax_oca.
+
+```mermaid
+classDiagram
+    class avalara_salestax
+    class exemption_code
+    class product_tax_code
+    class account_fiscal_position
+    class account_move
+    class account_move_line
+    class account_tax
+    class product_category
+    class product_template
+    class res_company
+    class res_partner
+```
+
+Notes
+- Classes show model technical names; fields omitted for brevity.
+- Items listed under _inherit are extensions of existing models.