Hartmut
1409be171c
- GET /api/workflows/pipeline-steps: returns all StepName enum values
with category (input|processing|rendering|output) + descriptions;
registered before /{workflow_id} to avoid path collision
- frontend/src/api/workflows.ts: getPipelineSteps(), PipelineStep
and PipelineStepsResponse interfaces
- WorkflowEditor: PipelineStepsPanel showing steps grouped by category
with collapsible accordion sections
- ConfigSidepanel: "Pipeline Step" select dropdown binds any node to a
StepName; selected step description shown below dropdown
- Active workflow indicator: green dot next to is_active=true entries
- Improved empty state with descriptive copy
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>