diff --git a/.agents/plans/wf-decompose-009b4010a9ea/steps/step-1.md b/.agents/plans/wf-decompose-009b4010a9ea/steps/step-1.md
index 3cffe20..4f380d6 100644
--- a/.agents/plans/wf-decompose-009b4010a9ea/steps/step-1.md
+++ b/.agents/plans/wf-decompose-009b4010a9ea/steps/step-1.md
@@ -1,7 +1,7 @@
 # Step 1 — Implementation Detail
 
-1. Added docs/agent-specification.md defining inputs, outputs, workflow, diagram requirements, validation, and error handling
-2. Implemented validation.py for required fields, array types, and draw.io structural markers
-3. Implemented generator.py with TSD sections, assumptions, acceptance criteria, manifest, and mxGraphModel XML
-4. Implemented cli.py to emit tsd.md, architecture.drawio, and manifest.json
-5. Added config/agent.json and examples/requirements.json
+1. Added docs/agent-specification.md and docs/system-prompt.md defining inputs, outputs, workflow, requirements, diagram rules, and error handling.
+2. Added Requirements and GenerationResult dataclasses in src/application_landing_zone_agent/models.py.
+3. Added render_tsd and render_drawio in generator.py, including XML escaping and architecture layers.
+4. Added ApplicationLandingZoneAgent.generate in agent.py to validate, write tsd.md, architecture.drawio, and manifest.json.
+5. Added cli.py, package exports, examples/requirements.json, and tests/test_agent.py.