Developer Internals

This chapter documents implementation-level surfaces.

Key modules

• UX layer: pleb/ux/*

• Workflow engine: pleb/workflow.py

• Pipeline run coordination: pleb/pipeline.py

• Config models: pleb/config.py

Contract notes

• Workflow schema version is explicit: workflow_version = 1.

• Advanced optional stages (whitenoise, compare-public) are implemented as optional workflow steps.

• The UX key catalog is centralized in pleb/ux/key_catalog.py.