Generate separate slide outputs for three DX MDX inputs

docs/run-002/06-validation/README.md

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+# Step 6 Validation Template
+
+## Validation
+- purpose fit:
+- meaning preservation:
+- rendering:
+- quality:
+- final decision: pass / revise / fail
+
+## Next Action
+1.
+2.
+3.
+
+## Evaluation
+- judgement:
+- reason:
+- failure category:
+- rollback point: