🚸(backend) display recording owners directly in admin list view

Show recording owner(s) directly in admin list interface to speed up
troubleshooting. Previously required clicking into each object to identify
owner. Handles multiple owners (rare) by displaying a default message.

src/backend/core/admin.py

@@ -126,6 +126,27 @@ class RecordingAdmin(admin.ModelAdmin):
 
     inlines = (RecordingAccessInline,)
     search_fields = ["status", "=id", "worker_id", "room__slug", "=room__id"]
-    list_display = ("id", "status", "room", "created_at", "worker_id")
+    list_display = ("id", "status", "room", "get_owner", "created_at", "worker_id")
     list_filter = ["status", "room", "created_at"]
     readonly_fields = ["id", "created_at", "updated_at"]
+
+    def get_queryset(self, request):
+        """Optimize queries by prefetching related access and user data to avoid N+1 queries."""
+        return super().get_queryset(request).prefetch_related("accesses__user")
+
+    def get_owner(self, obj):
+        """Return the owner of the recording for display in the admin list."""
+
+        owners = [
+            access
+            for access in obj.accesses.all()
+            if access.role == models.RoleChoices.OWNER
+        ]
+
+        if not owners:
+            return _("No owner")
+
+        if len(owners) > 1:
+            return _("Multiple owners")
+
+        return str(owners[0].user)

src/backend/locale/de_DE/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2025-05-16 17:04+0000\n"
+"POT-Creation-Date: 2025-05-26 10:50+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -29,6 +29,14 @@ msgstr "Berechtigungen"
 msgid "Important dates"
 msgstr "Wichtige Daten"
 
+#: core/admin.py:143
+msgid "No owner"
+msgstr "Kein Eigentümer"
+
+#: core/admin.py:146
+msgid "Multiple owners"
+msgstr "Mehrere Eigentümer"
+
 #: core/api/serializers.py:63
 msgid "You must be administrator or owner of a room to add accesses to it."
 msgstr ""

src/backend/locale/en_US/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2025-05-16 17:04+0000\n"
+"POT-Creation-Date: 2025-05-26 10:50+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -29,6 +29,14 @@ msgstr "Permissions"
 msgid "Important dates"
 msgstr "Important dates"
 
+#: core/admin.py:143
+msgid "No owner"
+msgstr "No owner"
+
+#: core/admin.py:146
+msgid "Multiple owners"
+msgstr "Multiple owners"
+
 #: core/api/serializers.py:63
 msgid "You must be administrator or owner of a room to add accesses to it."
 msgstr "You must be administrator or owner of a room to add accesses to it."

src/backend/locale/fr_FR/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2025-05-16 17:04+0000\n"
+"POT-Creation-Date: 2025-05-26 10:50+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: antoine.lebaud@mail.numerique.gouv.fr\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -29,6 +29,14 @@ msgstr "Permissions"
 msgid "Important dates"
 msgstr "Dates importantes"
 
+#: core/admin.py:143
+msgid "No owner"
+msgstr "Pas de propriétaire"
+
+#: core/admin.py:146
+msgid "Multiple owners"
+msgstr "Plusieurs propriétaires"
+
 #: core/api/serializers.py:63
 msgid "You must be administrator or owner of a room to add accesses to it."
 msgstr ""

src/backend/locale/nl_NL/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2025-05-16 17:04+0000\n"
+"POT-Creation-Date: 2025-05-26 10:50+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -29,6 +29,14 @@ msgstr "Rechten"
 msgid "Important dates"
 msgstr "Belangrijke datums"
 
+#: core/admin.py:143
+msgid "No owner"
+msgstr "Geen eigenaar"
+
+#: core/admin.py:146
+msgid "Multiple owners"
+msgstr "Meerdere eigenaren"
+
 #: core/api/serializers.py:63
 msgid "You must be administrator or owner of a room to add accesses to it."
 msgstr ""