(chore) add associate tasks

tasks/4.10-simplify-pass.md

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+# 4.10 — simplify skill pass (REFACTOR)
+
+Phase: 4 — Terminal (Surface C)
+Stage: REFACTOR
+
+Depends on: [4.5](4.5-command-set.md), [4.6](4.6-namespace-validation.md)
+
+- [ ] `simplify` pass on the enum parser
+
+## Verify
+
+```bash
+curl -X POST https://riotpiao.com/api/exec -d '{"cmd":"get pods; rm -rf /"}'
+pnpm test:e2e terminal.e2e.ts   # required, must pass before merge
+```