adapt to pydantic xml

sdRDM/generator/templates/attribute_template.jinja2

@@ -1,7 +1,15 @@
-{{name}}: {{dtype}} = Field(
+{{name}}: {{dtype}} = {% if wrapped %}wrapped("{{xml_alias}}",{% endif %}{{ field_type }}(
+    tag="{{tag}}",
     {% if required is true and 'default' not in metadata.keys() and 'default_factory' not in metadata.keys() %}...,{% endif %}
-    {% for key, value in metadata.items() %}
-    {{key}}={{value}},
-    {% endfor %}
-    )
+    {% if "description" in metadata %}description={{metadata["description"]}},{% endif %}
+    {% if "default" in metadata %}default={{metadata["default"]}},{% endif %}
+    {% if "default_factory" in metadata %}default_factory={{metadata["default_factory"]}},{% endif %}
+    json_schema_extra=dict(
+        {% for key, value in metadata.items() %}
+        {% if not key in ["default", "description", "default_factory"]%}
+        {{key}}={{value}},
+        {% endif %}
+        {% endfor %}
+    ),
+    ){% if wrapped %}){% endif %}
 

sdRDM/generator/templates/class_template.jinja2

@@ -1,20 +1,21 @@
 @forge_signature
 class {{name}}({% if inherit is not none %}
                 {{inherit}}
-                {% else %}sdRDM.DataModel{% endif %}):
+                {% else %}sdRDM.DataModel{% endif %}, {% if repo %}nsmap={"": "{{ repo }}@{{ commit }}#{{ name }}"},{% endif %}):
 
 
     {% if docstring is not none %}"""{{ docstring }}"""{% endif %}
 
-    id: Optional[str] = Field(
+    id: Optional[str] = attr(
+            name="id",
             description="Unique identifier of the given object.",
             default_factory=IDGenerator("{{name.lower()}}INDEX"),
             xml="@id"
     )
 
-    {% for attribute in attributes -%}
+    {% for attribute in attributes %}
     {{ attribute }}
-    {% endfor -%}
+    {% endfor %}
 
     {% if repo is not none %}_repo: Optional[str] = PrivateAttr(default="{{repo}}"){% endif %}
     {% if commit is not none %}_commit: Optional[str] = PrivateAttr(default="{{commit}}"){% endif %}

sdRDM/generator/templates/import_template.jinja2

@@ -4,7 +4,8 @@ import sdRDM
 {% endfor %}
 
 from typing import Optional, Union, List
-from pydantic import PrivateAttr, Field, field_validator
+from pydantic import PrivateAttr, field_validator
+from pydantic_xml import attr, element, wrapped
 from sdRDM.base.listplus import ListPlus
 from sdRDM.base.utils import forge_signature, IDGenerator
 {% for import in from_imports %}