diff --git a/fastapi/__manifest__.py b/fastapi/__manifest__.py
index 19b719019..5ca0c9a17 100644
--- a/fastapi/__manifest__.py
+++ b/fastapi/__manifest__.py
@@ -5,7 +5,7 @@
     "name": "Odoo FastAPI",
     "summary": """
         Odoo FastAPI endpoint""",
-    "version": "18.0.1.3.0",
+    "version": "19.0.0.0.0",
     "license": "LGPL-3",
     "author": "ACSONE SA/NV,Odoo Community Association (OCA)",
     "maintainers": ["lmignon"],
@@ -30,5 +30,5 @@
         ]
     },
     "development_status": "Beta",
-    "installable": False,
+    "installable": True,
 }
diff --git a/fastapi/dependencies.py b/fastapi/dependencies.py
index 16226bf29..b7e475e25 100644
--- a/fastapi/dependencies.py
+++ b/fastapi/dependencies.py
@@ -6,8 +6,8 @@
 from odoo.api import Environment
 from odoo.exceptions import AccessDenied
 
-from odoo.addons.base.models.res_partner import Partner
-from odoo.addons.base.models.res_users import Users
+from odoo.addons.base.models.res_partner import ResPartner
+from odoo.addons.base.models.res_users import ResUsers
 
 from fastapi import Depends, Header, HTTPException, Query, status
 from fastapi.security import HTTPBasic, HTTPBasicCredentials
@@ -35,7 +35,7 @@ def odoo_env(company_id: Annotated[int | None, Depends(company_id)]) -> Environm
     yield env
 
 
-def authenticated_partner_impl() -> Partner:
+def authenticated_partner_impl() -> ResPartner:
     """This method has to be overriden when you create your fastapi app
     to declare the way your partner will be provided. In some case, this
     partner will come from the authentication mechanism (ex jwt token) in other cases
@@ -43,21 +43,21 @@ def authenticated_partner_impl() -> Partner:
     See the fastapi_endpoint_demo for an example"""
 
 
-def optionally_authenticated_partner_impl() -> Partner | None:
+def optionally_authenticated_partner_impl() -> ResPartner | None:
     """This method has to be overriden when you create your fastapi app
     and you need to get an optional authenticated partner into your endpoint.
     """
 
 
 def authenticated_partner_env(
-    partner: Annotated[Partner, Depends(authenticated_partner_impl)],
+    partner: Annotated[ResPartner, Depends(authenticated_partner_impl)],
 ) -> Environment:
     """Return an environment with the authenticated partner id in the context"""
     return partner.with_context(authenticated_partner_id=partner.id).env
 
 
 def optionally_authenticated_partner_env(
-    partner: Annotated[Partner | None, Depends(optionally_authenticated_partner_impl)],
+    partner: Annotated[ResPartner | None, Depends(optionally_authenticated_partner_impl)],
     env: Annotated[Environment, Depends(odoo_env)],
 ) -> Environment:
     """Return an environment with the authenticated partner id in the context if
@@ -69,9 +69,9 @@ def optionally_authenticated_partner_env(
 
 
 def authenticated_partner(
-    partner: Annotated[Partner, Depends(authenticated_partner_impl)],
+    partner: Annotated[ResPartner, Depends(authenticated_partner_impl)],
     partner_env: Annotated[Environment, Depends(authenticated_partner_env)],
-) -> Partner:
+) -> ResPartner:
     """If you need to get access to the authenticated partner into your
     endpoint, you can add a dependency into the endpoint definition on this
     method.
@@ -85,9 +85,9 @@ def authenticated_partner(
 
 
 def optionally_authenticated_partner(
-    partner: Annotated[Partner | None, Depends(optionally_authenticated_partner_impl)],
+    partner: Annotated[ResPartner | None, Depends(optionally_authenticated_partner_impl)],
     partner_env: Annotated[Environment, Depends(optionally_authenticated_partner_env)],
-) -> Partner | None:
+) -> ResPartner | None:
     """If you need to get access to the authenticated partner if the call is
     authenticated, you can add a dependency into the endpoint definition on this
     method.
@@ -110,7 +110,7 @@ def paging(
 def basic_auth_user(
     credential: Annotated[HTTPBasicCredentials, Depends(HTTPBasic())],
     env: Annotated[Environment, Depends(odoo_env)],
-) -> Users:
+) -> ResUsers:
     username = credential.username
     password = credential.password
     try:
@@ -137,9 +137,9 @@ def basic_auth_user(
 
 
 def authenticated_partner_from_basic_auth_user(
-    user: Annotated[Users, Depends(basic_auth_user)],
+    user: Annotated[ResUsers, Depends(basic_auth_user)],
     env: Annotated[Environment, Depends(odoo_env)],
-) -> Partner:
+) -> ResPartner:
     return env["res.partner"].browse(user.sudo().partner_id.id)
 
 
diff --git a/fastapi/models/fastapi_endpoint_demo.py b/fastapi/models/fastapi_endpoint_demo.py
index cf3df84c1..780b1986b 100644
--- a/fastapi/models/fastapi_endpoint_demo.py
+++ b/fastapi/models/fastapi_endpoint_demo.py
@@ -6,7 +6,7 @@
 from odoo.api import Environment
 from odoo.exceptions import ValidationError
 
-from odoo.addons.base.models.res_partner import Partner
+from odoo.addons.base.models.res_partner import ResPartner
 
 from fastapi import APIRouter, Depends, HTTPException, status
 from fastapi.security import APIKeyHeader
@@ -90,7 +90,7 @@ def api_key_based_authenticated_partner_impl(
         ),
     ],
     env: Annotated[Environment, Depends(odoo_env)],
-) -> Partner:
+) -> ResPartner:
     """A dummy implementation that look for a user with the same login
     as the provided api key
     """
diff --git a/fastapi/routers/demo_router.py b/fastapi/routers/demo_router.py
index 36450057a..a3b94aa10 100644
--- a/fastapi/routers/demo_router.py
+++ b/fastapi/routers/demo_router.py
@@ -14,7 +14,7 @@
 from odoo.exceptions import AccessError, MissingError, UserError, ValidationError
 from odoo.service.model import MAX_TRIES_ON_CONCURRENCY_FAILURE
 
-from odoo.addons.base.models.res_partner import Partner
+from odoo.addons.base.models.res_partner import ResPartner
 
 from fastapi import APIRouter, Depends, File, HTTPException, Query, status
 from fastapi.responses import JSONResponse
@@ -67,7 +67,7 @@ async def get_lang(env: Annotated[Environment, Depends(odoo_env)]):
 
 @router.get("/demo/who_ami")
 async def who_ami(
-    partner: Annotated[Partner, Depends(authenticated_partner)],
+    partner: Annotated[ResPartner, Depends(authenticated_partner)],
 ) -> DemoUserInfo:
     """Who am I?
 
diff --git a/fastapi/security/res_groups.xml b/fastapi/security/res_groups.xml
index 589cbcf97..7d70b1ae4 100644
--- a/fastapi/security/res_groups.xml
+++ b/fastapi/security/res_groups.xml
@@ -11,15 +11,13 @@
     <record id="group_fastapi_user" model="res.groups">
         <field name="name">User</field>
         <field name="implied_ids" eval="[(4, ref('base.group_user'))]" />
-        <field name="category_id" ref="module_category_fastapi" />
     </record>
 
     <record id="group_fastapi_manager" model="res.groups">
         <field name="name">Administrator</field>
-        <field name="category_id" ref="module_category_fastapi" />
         <field name="implied_ids" eval="[(4, ref('group_fastapi_user'))]" />
         <field
-            name="users"
+            name="user_ids"
             eval="[(4, ref('base.user_root')), (4, ref('base.user_admin'))]"
         />
     </record>
@@ -28,6 +26,5 @@
      the user running the endpoint handlers and performs authentication -->
     <record id="group_fastapi_endpoint_runner" model="res.groups">
         <field name="name">FastAPI Endpoint Runner</field>
-        <field name="category_id" ref="module_category_fastapi" />
     </record>
 </odoo>
diff --git a/fastapi/tests/common.py b/fastapi/tests/common.py
index f9c05b67e..eb6c9d364 100644
--- a/fastapi/tests/common.py
+++ b/fastapi/tests/common.py
@@ -14,8 +14,8 @@
 from odoo.tests import tagged
 from odoo.tests.common import TransactionCase
 
-from odoo.addons.base.models.res_partner import Partner
-from odoo.addons.base.models.res_users import Users
+from odoo.addons.base.models.res_partner import ResPartner
+from odoo.addons.base.models.res_users import ResUsers
 
 from fastapi import APIRouter, FastAPI
 from fastapi.testclient import TestClient
@@ -80,8 +80,8 @@ def setUpClass(cls):
         cls.default_fastapi_app: FastAPI | None = None
         cls.default_fastapi_router: APIRouter | None = None
         cls.default_fastapi_odoo_env: Environment = cls.env
-        cls.default_fastapi_running_user: Users | None = None
-        cls.default_fastapi_authenticated_partner: Partner | None = None
+        cls.default_fastapi_running_user: ResUsers | None = None
+        cls.default_fastapi_authenticated_partner: ResPartner | None = None
         cls.default_fastapi_dependency_overrides: dict[
             Callable[..., Any], Callable[..., Any]
         ] = {}
@@ -91,8 +91,8 @@ def _create_test_client(
         self,
         app: FastAPI | None = None,
         router: APIRouter | None = None,
-        user: Users | None = None,
-        partner: Partner | None = None,
+        user: ResUsers | None = None,
+        partner: ResPartner | None = None,
         env: Environment = None,
         dependency_overrides: dict[Callable[..., Any], Callable[..., Any]] = None,
         raise_server_exceptions: bool = True,
diff --git a/fastapi/views/fastapi_endpoint.xml b/fastapi/views/fastapi_endpoint.xml
index 77b04fd9b..e7996a42b 100644
--- a/fastapi/views/fastapi_endpoint.xml
+++ b/fastapi/views/fastapi_endpoint.xml
@@ -72,13 +72,11 @@
                     name="inactive"
                     domain="[('active','=',False)]"
                 />
-                <group expand='0' string='Group by...'>
-                    <filter
-                        string='App'
-                        name="groupby_app"
-                        context="{'group_by': 'app'}"
-                    />
-                </group>
+                <filter
+                    string='App'
+                    name="groupby_app"
+                    context="{'group_by': 'app'}"
+                />
             </search>
         </field>
     </record>
diff --git a/fastapi/views/fastapi_menu.xml b/fastapi/views/fastapi_menu.xml
index 90fa87cf1..a3e9a7cfa 100644
--- a/fastapi/views/fastapi_menu.xml
+++ b/fastapi/views/fastapi_menu.xml
@@ -6,6 +6,6 @@
         <field name="name">FastAPI</field>
         <field name="sequence" eval="400" />
         <field name="web_icon">fastapi,static/description/icon.png</field>
-        <field name="groups_id" eval="[(4, ref('group_fastapi_user'))]" />
+        <field name="group_ids" eval="[(4, ref('group_fastapi_user'))]" />
     </record>
 </odoo>