🔖(patch) release 4.8.1

Added

- 🔧(backend) add DB_PSYCOPG_POOL_ENABLED settings

Changed

- ⬇️(backend) downgrade django-treebeard to version < 5.0.0

.github/workflows/impress.yml

@@ -143,7 +143,6 @@ jobs:
       AWS_S3_ENDPOINT_URL: http://localhost:9000
       AWS_S3_ACCESS_KEY_ID: impress
       AWS_S3_SECRET_ACCESS_KEY: password
-      DB_PSYCOPG_POOL_MAX_SIZE: 15
 
     steps:
       - name: Checkout repository

CHANGELOG.md

@@ -6,6 +6,16 @@ and this project adheres to
 
 ## [Unreleased]
 
+## [v4.8.1] - 2026-03-17
+
+### Added
+
+- 🔧(backend) add DB_PSYCOPG_POOL_ENABLED settings #2035
+
+### Changed
+
+- ⬇️(backend) downgrade django-treebeard to version < 5.0.0 #2036
+
 ## [v4.8.0] - 2026-03-13
 
 ### Added
@@ -1105,7 +1115,8 @@ and this project adheres to
 - ✨(frontend) Coming Soon page (#67)
 - 🚀 Impress, project to manage your documents easily and collaboratively.
 
-[unreleased]: https://github.com/suitenumerique/docs/compare/v4.8.0...main
+[unreleased]: https://github.com/suitenumerique/docs/compare/v4.8.1...main
+[v4.8.1]: https://github.com/suitenumerique/docs/releases/v4.8.1
 [v4.8.0]: https://github.com/suitenumerique/docs/releases/v4.8.0
 [v4.7.0]: https://github.com/suitenumerique/docs/releases/v4.7.0
 [v4.6.0]: https://github.com/suitenumerique/docs/releases/v4.6.0

docs/env.md

@@ -46,6 +46,7 @@ These are the environment variables you can set for the `impress-backend` contai
 | DB_NAME                                         | Name of the database                                                                                                                                                       | impress                                                                 |
 | DB_PASSWORD                                     | Password to authenticate with                                                                                                                                              | pass                                                                    |
 | DB_PORT                                         | Port of the database                                                                                                                                                       | 5432                                                                    |
+| DB_PSYCOPG_POOL_ENABLED                         | Enable or not the psycopg pool configuration in the default database options                                                                                               | False                                                                   |
 | DB_PSYCOPG_POOL_MIN_SIZE                        | The psycopg min pool size                                                                                                                                                  | 4                                                                       |
 | DB_PSYCOPG_POOL_MAX_SIZE                        | The psycopg max pool size                                                                                                                                                  | None                                                                    |
 | DB_PSYCOPG_POOL_TIMEOUT                         | The default maximum time in seconds that a client can wait to receive a connection from the pool                                                                           | 3                                                                    |

env.d/development/postgresql

@@ -9,4 +9,3 @@ DB_NAME=impress
 DB_USER=dinum
 DB_PASSWORD=pass
 DB_PORT=5432
-DB_PSYCOPG_POOL_MAX_SIZE=15

renovate.json

@@ -49,6 +49,12 @@
       "matchPackageNames": ["langfuse"],
       "allowedVersions": "<3.12.0"
     },
+    {
+      "groupName": "allowed django-treebeard versions",
+      "matchManagers": ["pep621"],
+      "matchPackageNames": ["django-treebeard"],
+      "allowedVersions": "<5.0.0"
+    },
     {
       "enabled": false,
       "groupName": "ignored js dependencies",

src/backend/core/migrations/0015_set_path_on_existing_documents.py

@@ -22,7 +22,7 @@ def set_path_on_existing_documents(apps, schema_editor):
 
     # Iterate over all existing documents and make them root nodes
     documents = Document.objects.order_by("created_at").values_list("id", flat=True)
-    numconv = NumConv(ALPHABET)
+    numconv = NumConv(len(ALPHABET), ALPHABET)
 
     updates = []
     for i, pk in enumerate(documents):

src/backend/core/tests/test_settings.py

@@ -28,3 +28,39 @@ def test_invalid_settings_oidc_email_configuration():
         "Both OIDC_FALLBACK_TO_EMAIL_FOR_IDENTIFICATION and "
         "OIDC_ALLOW_DUPLICATE_EMAILS cannot be set to True simultaneously. "
     )
+
+
+def test_settings_psycopg_pool_not_enabled():
+    """
+    Test that not changing DB_PSYCOPG_POOL_ENABLED should not configure psycopg in the DATABASES
+    settings.
+    """
+
+    class TestSettings(Base):
+        """Fake test settings without enabling psycopg"""
+
+    TestSettings.post_setup()
+
+    assert TestSettings.DATABASES["default"].get("OPTIONS") == {}
+
+
+def test_settings_psycopg_pool_enabled(monkeypatch):
+    """
+    Test when DB_PSYCOPG_POOL_ENABLED is set to True, the psycopg pool options should be present
+    in the DATABASES OPTIONS.
+    """
+
+    monkeypatch.setenv("DB_PSYCOPG_POOL_ENABLED", "True")
+
+    class TestSettings(Base):
+        """Fake test settings without enabling psycopg"""
+
+    TestSettings.post_setup()
+
+    assert TestSettings.DATABASES["default"].get("OPTIONS") == {
+        "pool": {
+            "min_size": 4,
+            "max_size": None,
+            "timeout": 3,
+        }
+    }

src/backend/impress/settings.py

@@ -99,24 +99,7 @@ class Base(Configuration):
                 "localhost", environ_name="DB_HOST", environ_prefix=None
             ),
             "PORT": values.Value(5432, environ_name="DB_PORT", environ_prefix=None),
-            "OPTIONS": {
-                # https://www.psycopg.org/psycopg3/docs/api/pool.html#psycopg_pool.ConnectionPool
-                "pool": {
-                    "min_size": values.IntegerValue(
-                        4, environ_name="DB_PSYCOPG_POOL_MIN_SIZE", environ_prefix=None
-                    ),
-                    "max_size": values.IntegerValue(
-                        None,
-                        environ_name="DB_PSYCOPG_POOL_MAX_SIZE",
-                        environ_prefix=None,
-                    ),
-                    "timeout": values.IntegerValue(
-                        3,
-                        environ_name="DB_PSYCOPG_POOL_TIMEOUT",
-                        environ_prefix=None,
-                    ),
-                }
-            },
+            # Psycopg pool can be configured in the post_setup method
         }
     }
     DEFAULT_AUTO_FIELD = "django.db.models.AutoField"
@@ -1017,6 +1000,36 @@ class Base(Configuration):
                 "OIDC_ALLOW_DUPLICATE_EMAILS cannot be set to True simultaneously. "
             )
 
+        psycopg_pool_enabled = values.BooleanValue(
+            False, environ_name="DB_PSYCOPG_POOL_ENABLED", environ_prefix=""
+        )
+
+        if psycopg_pool_enabled:
+            cls.DATABASES["default"].update(
+                {
+                    "OPTIONS": {
+                        # https://www.psycopg.org/psycopg3/docs/api/pool.html#psycopg_pool.ConnectionPool
+                        "pool": {
+                            "min_size": values.IntegerValue(
+                                4,
+                                environ_name="DB_PSYCOPG_POOL_MIN_SIZE",
+                                environ_prefix=None,
+                            ),
+                            "max_size": values.IntegerValue(
+                                None,
+                                environ_name="DB_PSYCOPG_POOL_MAX_SIZE",
+                                environ_prefix=None,
+                            ),
+                            "timeout": values.IntegerValue(
+                                3,
+                                environ_name="DB_PSYCOPG_POOL_TIMEOUT",
+                                environ_prefix=None,
+                            ),
+                        }
+                    },
+                }
+            )
+
 
 class Build(Base):
     """Settings used when the application is built.

src/backend/pyproject.toml

@@ -7,7 +7,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "impress"
-version = "4.8.0"
+version = "4.8.1"
 authors = [{ "name" = "DINUM", "email" = "dev@mail.numerique.gouv.fr" }]
 classifiers = [
     "Development Status :: 5 - Production/Stable",
@@ -40,7 +40,7 @@ dependencies = [
     "django-storages[s3]==1.14.6",
     "django-timezone-field>=5.1",
     "django<6.0.0",
-    "django-treebeard==5.0.5",
+    "django-treebeard<5.0.0",
     "djangorestframework==3.16.1",
     "drf_spectacular==0.29.0",
     "dockerflow==2026.1.26",

src/frontend/apps/e2e/package.json

@@ -1,6 +1,6 @@
 {
   "name": "app-e2e",
-  "version": "4.8.0",
+  "version": "4.8.1",
   "repository": "https://github.com/suitenumerique/docs",
   "author": "DINUM",
   "license": "MIT",

src/frontend/apps/impress/package.json

@@ -1,6 +1,6 @@
 {
   "name": "app-impress",
-  "version": "4.8.0",
+  "version": "4.8.1",
   "repository": "https://github.com/suitenumerique/docs",
   "author": "DINUM",
   "license": "MIT",

src/frontend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "impress",
-  "version": "4.8.0",
+  "version": "4.8.1",
   "private": true,
   "repository": "https://github.com/suitenumerique/docs",
   "author": "DINUM",

src/frontend/packages/eslint-plugin-docs/package.json

@@ -1,6 +1,6 @@
 {
   "name": "eslint-plugin-docs",
-  "version": "4.8.0",
+  "version": "4.8.1",
   "repository": "https://github.com/suitenumerique/docs",
   "author": "DINUM",
   "license": "MIT",

src/frontend/packages/i18n/package.json

@@ -1,6 +1,6 @@
 {
   "name": "packages-i18n",
-  "version": "4.8.0",
+  "version": "4.8.1",
   "repository": "https://github.com/suitenumerique/docs",
   "author": "DINUM",
   "license": "MIT",

src/frontend/servers/y-provider/package.json

@@ -1,6 +1,6 @@
 {
   "name": "server-y-provider",
-  "version": "4.8.0",
+  "version": "4.8.1",
   "description": "Y.js provider for docs",
   "repository": "https://github.com/suitenumerique/docs",
   "license": "MIT",

src/helm/impress/Chart.yaml

@@ -1,5 +1,5 @@
 apiVersion: v2
 type: application
 name: docs
-version:  4.8.0
+version: 4.8.1
 appVersion: latest

src/mail/package.json

@@ -1,6 +1,6 @@
 {
   "name": "mail_mjml",
-  "version": "4.8.0",
+  "version": "4.8.1",
   "description": "An util to generate html and text django's templates from mjml templates",
   "type": "module",
   "dependencies": {