Use id ordering

src-ui/src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.spec.ts

@@ -252,7 +252,7 @@ describe('WorkflowEditDialogComponent', () => {
     expect(component.object.actions.length).toEqual(2)
   })
 
-  it('should update order and remove ids from actions on drag n drop', () => {
+  it('should update order on drag n drop', () => {
     const action1 = workflow.actions[0]
     const action2 = workflow.actions[1]
     component.object = workflow
@@ -261,8 +261,6 @@ describe('WorkflowEditDialogComponent', () => {
       WorkflowAction[]
     >)
     expect(component.object.actions).toEqual([action2, action1])
-    expect(action1.id).toBeNull()
-    expect(action2.id).toBeNull()
   })
 
   it('should not include auto matching in algorithms', () => {

src-ui/src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.ts

@@ -1283,11 +1283,6 @@ export class WorkflowEditDialogComponent
     const actionField = this.actionFields.at(event.previousIndex)
     this.actionFields.removeAt(event.previousIndex)
     this.actionFields.insert(event.currentIndex, actionField)
-    // removing id will effectively re-create the actions in this order
-    this.object.actions.forEach((a) => (a.id = null))
-    this.actionFields.controls.forEach((c) =>
-      c.get('id').setValue(null, { emitEvent: false })
-    )
   }
 
   save(): void {

src/documents/migrations/1076_workflowaction_order.py

@@ -0,0 +1,28 @@
+# Generated by Django 5.2.7 on 2026-01-14 16:53
+
+from django.db import migrations
+from django.db import models
+from django.db.models import F
+
+
+def populate_action_order(apps, schema_editor):
+    WorkflowAction = apps.get_model("documents", "WorkflowAction")
+    WorkflowAction.objects.all().update(order=F("id"))
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("documents", "1075_alter_paperlesstask_task_name"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="workflowaction",
+            name="order",
+            field=models.PositiveIntegerField(default=0, verbose_name="order"),
+        ),
+        migrations.RunPython(
+            populate_action_order,
+            reverse_code=migrations.RunPython.noop,
+        ),
+    ]

src/documents/models.py

@@ -1295,6 +1295,8 @@ class WorkflowAction(models.Model):
         default=WorkflowActionType.ASSIGNMENT,
     )
 
+    order = models.PositiveIntegerField(_("order"), default=0)
+
     assign_title = models.TextField(
         _("assign title"),
         null=True,

src/documents/serialisers.py

@@ -2577,7 +2577,8 @@ class WorkflowSerializer(serializers.ModelSerializer):
                 set_triggers.append(trigger_instance)
 
         if actions is not None and actions is not serializers.empty:
-            for action in actions:
+            for index, action in enumerate(actions):
+                action["order"] = index
                 assign_tags = action.pop("assign_tags", None)
                 assign_view_users = action.pop("assign_view_users", None)
                 assign_view_groups = action.pop("assign_view_groups", None)
@@ -2704,6 +2705,16 @@ class WorkflowSerializer(serializers.ModelSerializer):
 
         return instance
 
+    def to_representation(self, instance):
+        data = super().to_representation(instance)
+        actions = instance.actions.order_by("order", "pk")
+        data["actions"] = WorkflowActionSerializer(
+            actions,
+            many=True,
+            context=self.context,
+        ).data
+        return data
+
 
 class TrashSerializer(SerializerWithPerms):
     documents = serializers.ListField(

src/documents/signals/handlers.py

@@ -781,7 +781,7 @@ def run_workflows(
 
         if matching.document_matches_workflow(document, workflow, trigger_type):
             action: WorkflowAction
-            for action in workflow.actions.all():
+            for action in workflow.actions.order_by("order", "pk"):
                 message = f"Applying {action} from {workflow}"
                 if not use_overrides:
                     logger.info(message, extra={"group": logging_group})

src/documents/workflows/utils.py

@@ -20,9 +20,6 @@ def get_workflows_for_trigger(
     wrap it in a list; otherwise fetch enabled workflows for the trigger with
     the prefetches used by the runner.
     """
-    if workflow_to_run is not None:
-        return [workflow_to_run]
-
     annotated_actions = (
         WorkflowAction.objects.select_related(
             "assign_correspondent",
@@ -105,10 +102,25 @@ def get_workflows_for_trigger(
         )
     )
 
+    action_prefetch = Prefetch(
+        "actions",
+        queryset=annotated_actions.order_by("order", "pk"),
+    )
+
+    if workflow_to_run is not None:
+        return (
+            Workflow.objects.filter(pk=workflow_to_run.pk)
+            .prefetch_related(
+                action_prefetch,
+                "triggers",
+            )
+            .distinct()
+        )
+
     return (
         Workflow.objects.filter(enabled=True, triggers__type=trigger_type)
         .prefetch_related(
-            Prefetch("actions", queryset=annotated_actions),
+            action_prefetch,
             "triggers",
         )
         .order_by("order")

uv.lock

@@ -1244,11 +1244,11 @@ wheels = [
 
 [[package]]
 name = "filelock"
-version = "3.20.3"
+version = "3.20.0"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/1d/65/ce7f1b70157833bf3cb851b556a37d4547ceafc158aa9b34b36782f23696/filelock-3.20.3.tar.gz", hash = "sha256:18c57ee915c7ec61cff0ecf7f0f869936c7c30191bb0cf406f1341778d0834e1", size = 19485, upload-time = "2026-01-09T17:55:05.421Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/58/46/0028a82567109b5ef6e4d2a1f04a583fb513e6cf9527fcdd09afd817deeb/filelock-3.20.0.tar.gz", hash = "sha256:711e943b4ec6be42e1d4e6690b48dc175c822967466bb31c0c293f34334c13f4", size = 18922, upload-time = "2025-10-08T18:03:50.056Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/b5/36/7fb70f04bf00bc646cd5bb45aa9eddb15e19437a28b8fb2b4a5249fac770/filelock-3.20.3-py3-none-any.whl", hash = "sha256:4b0dda527ee31078689fc205ec4f1c1bf7d56cf88b6dc9426c4f230e46c2dce1", size = 16701, upload-time = "2026-01-09T17:55:04.334Z" },
+    { url = "https://files.pythonhosted.org/packages/76/91/7216b27286936c16f5b4d0c530087e4a54eead683e6b0b73dd0c64844af6/filelock-3.20.0-py3-none-any.whl", hash = "sha256:339b4732ffda5cd79b13f4e2711a31b0365ce445d95d243bb996273d072546a2", size = 16054, upload-time = "2025-10-08T18:03:48.35Z" },
 ]
 
 [[package]]