Wave 10 (L-search): search own library + Open Library + Google Books, deduplicated

Committed by tasks/wave-chain.sh after its mechanical gate passed
(assembleDebug, testDebugUnitTest = 308 tests, verifyPaparazziDebug, no build
files touched, no "always 'false'"). ORCHESTRATOR REVIEW STILL PENDING.
Prompt: tasks/L-search.txt. Worker: $10.452535, 157 turns.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RWoivrRUEmJLFFwbsrGkqQ

logs/WAVE9-DONE

@@ -0,0 +1,4 @@
+=== WAVE 9 (K-manual) passed the chain gate 2026-09-15T11:58:39+00:00 ===
+commit b600df6 (pushed); tests 241; worker $5.051114400000003, 108 turns
+Mechanical gate only. Orchestrator must still review: read logs/K-manual.summary,
+eyeball new Paparazzi PNGs, and read the diff (git show --stat b600df6).