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+# Step 2 — Implementation Detail
+
+1. Created pyproject.toml with package metadata, CLI entry point, and pytest configuration.
+2. Implemented application_landing_zone_agent/model.py with Requirements normalization and preservation of unknown input fields.
+3. Implemented generator.py render_tsd() for provider-neutral TSD sections covering scope, requirements, architecture, security, data, resilience, operations, risks, and assumptions.
+4. Implemented generator.py render_drawio() for editable mxGraph XML with public, application, and private-data trust zones plus application, identity, storage, edge, and observability components and labeled connections.
+5. Implemented generator.py generate() to write TSD, draw.io, and deterministic SHA-256 manifest artifacts.
+6. Implemented cli.py for JSON/plain-text input and output directory selection.
+7. Added tests/test_generator.py covering contract sections, XML validity markers/escaping, artifact output, and manifest consistency.
+8. Added README.md usage and output documentation, then scaffolded and committed the repository.