Add oca-purchase submodule with 96 purchase modules moved from oca-workflow-process

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

odoo-bringout-oca-purchase-workflow-purchase_security/purchase_security/readme/CONFIGURATION.rst

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+To use this module you need to add the users whose access you want to restrict
+to the "Purchases / User (own orders)" group
+
+You can also assign a Purchase Manager by adding him to the
+"Purchases / Administrator" group

odoo-bringout-oca-purchase-workflow-purchase_security/purchase_security/readme/CONTRIBUTORS.rst

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+* `Tecnativa <https://www.tecnativa.com>`_:
+
+  * João Marques
+  * Pilar Vargas
+  * Stefan Ungureanu
+  * Pedro M. Baeza
+* `Solvos <https://www.solvos.es>`_:
+
+  * David Alonso <david.alonso@solvos.es>

odoo-bringout-oca-purchase-workflow-purchase_security/purchase_security/readme/DESCRIPTION.rst

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+This addon creates new groups in Purchase.
+
+Visibility of purchase orders is restricted for users in these groups.
+You can only see the purchase order:
+
+- User (own orders): If you are a follower of the partner or there is no user
+  or you are the partner's user.
+- User (team orders): If you are a follower of the partner or there is no user
+  or you are a user of your purchasing team.

odoo-bringout-oca-purchase-workflow-purchase_security/purchase_security/readme/USAGE.rst

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+To use this module, you need to:
+
+#. Go to **Purchase > Orders > Purchase Orders**
+#. Create a Purchase Order and assing a **Purchase Representative**
+   (in the **Other Information** tab), if you are a Purchase User or Manager.
+   If you are a Purchass User (own orders), i'll be automatically assigned,
+   and you won't be able to change it
+#. Confirm the Purchase Order
+#. Go back to the **Purchase Orders** view.
+#. If you are a Purchase User or a Purchase Manager, you should be
+   able to see all orders. If not, you'll only see your own orders.