[ADD] dms_import: Migration data from documents EE to dms CE

[IMP] dms_import: move pre_init_hook to post_init_hook

[REF][FIX] dms_import: Use new syntax, avoid sql injection and fix group creation bug

dms_import: also migrate achived data

[REF] dms_import: avoid duplication by forcing tags, categories, and default group permissions

[IMP] dms_import: improve performance, reduce batch size, and bypass heavy compute fields

[FIX] dms_import: handle duplicate name

[FIX] dms_import: standardize file names

[IMP] dms_import: improve unique_name_new to avoid long name

[FIX] dms_import: avoid check size when uploading files

Author: xaviedoanhduy

dms_import/README.rst

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+=================================
+Document Management System Import
+=================================
+
+.. 
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! This file is generated by oca-gen-addon-readme !!
+   !! changes will be overwritten.                   !!
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! source digest: sha256:d26c6b062fc8f9eab8449f88f869f2da1d45e05f6332b2ca1db17948961c7ed0
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+.. |badge1| image:: https://img.shields.io/badge/maturity-Beta-yellow.png
+    :target: https://odoo-community.org/page/development-status
+    :alt: Beta
+.. |badge2| image:: https://img.shields.io/badge/licence-AGPL--3-blue.png
+    :target: http://www.gnu.org/licenses/agpl-3.0-standalone.html
+    :alt: License: AGPL-3
+.. |badge3| image:: https://img.shields.io/badge/github-OCA%2Fdms-lightgray.png?logo=github
+    :target: https://github.com/OCA/dms/tree/16.0/dms_import
+    :alt: OCA/dms
+.. |badge4| image:: https://img.shields.io/badge/weblate-Translate%20me-F47D42.png
+    :target: https://translation.odoo-community.org/projects/dms-16-0/dms-16-0-dms_import
+    :alt: Translate me on Weblate
+.. |badge5| image:: https://img.shields.io/badge/runboat-Try%20me-875A7B.png
+    :target: https://runboat.odoo-community.org/builds?repo=OCA/dms&target_branch=16.0
+    :alt: Try me on Runboat
+
+|badge1| |badge2| |badge3| |badge4| |badge5|
+
+Use this module to migrate from the EE `documents*` modules to the OCA `dms*` modules.
+
+**Table of contents**
+
+.. contents::
+   :local:
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues <https://github.com/OCA/dms/issues>`_.
+In case of trouble, please check there if your issue has already been reported.
+If you spotted it first, help us to smash it by providing a detailed and welcomed
+`feedback <https://github.com/OCA/dms/issues/new?body=module:%20dms_import%0Aversion:%2016.0%0A%0A**Steps%20to%20reproduce**%0A-%20...%0A%0A**Current%20behavior**%0A%0A**Expected%20behavior**>`_.
+
+Do not contact contributors directly about support or help with technical issues.
+
+Credits
+=======
+
+Authors
+~~~~~~~
+
+* Kencove
+
+Contributors
+~~~~~~~~~~~~
+
+- [Trobz](https://www.trobz.com):
+  - Do Anh Duy <<duyda@trobz.com>>
+
+Maintainers
+~~~~~~~~~~~
+
+This module is maintained by the OCA.
+
+.. image:: https://odoo-community.org/logo.png
+   :alt: Odoo Community Association
+   :target: https://odoo-community.org
+
+OCA, or the Odoo Community Association, is a nonprofit organization whose
+mission is to support the collaborative development of Odoo features and
+promote its widespread use.
+
+This module is part of the `OCA/dms <https://github.com/OCA/dms/tree/16.0/dms_import>`_ project on GitHub.
+
+You are welcome to contribute. To learn how please visit https://odoo-community.org/page/Contribute.

dms_import/__init__.py

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+from . import models
+
+from .hooks import post_init_hook

dms_import/__manifest__.py

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+# Copyright 2025 Kencove (https://www.kencove.com).
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+{
+    "name": "Document Management System Import",
+    "summary": """
+        Import data from document EE to dms CE
+    """,
+    "version": "16.0.1.0.0",
+    "license": "AGPL-3",
+    "category": "Document Management",
+    "author": "Kencove, Odoo Community Association (OCA)",
+    "website": "https://github.com/OCA/dms",
+    "depends": ["dms"],
+    "external_dependencies": {"python": ["pathvalidate", "openupgradelib"]},
+    "post_init_hook": "post_init_hook",
+}