Implement sprint 235 native-first semantic expansion policy

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Bill
2026-02-26 14:50:32 -07:00
parent 7965899771
commit 3de32bc3d1
6 changed files with 111 additions and 3 deletions

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# Sprint 235 Plan: Native-First Semantic Expansion Policy
## Goal
Prevent semantic task expansion from overriding already-strong native decomposition while preserving deterministic fallback for underspecified outputs.
## Steps
- Step 2217: Add semantic expansion policy mode (`always` vs `fallback_only`).
- Step 2218: Compute native decomposition signals before semantic expansion.
- Step 2219: Apply expansion only when native decomposition is too shallow under `fallback_only`.
- Step 2220: Emit expansion telemetry with fallback decision metadata.
- Step 2221: Distinguish "feature disabled" from "enabled but skipped" in summary output.
- Step 2222: Add `Sprint235IntegrationSummary.h` and execution tracker.