hardening: migrate quicktree SQL helpers to prepared variants#12

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somethingwithproof wants to merge 6 commits into

somethingwithproof:fix/prepared-sql-11

Commits on Mar 15, 2026

security: migrate quicktree SQL helpers to prepared variants
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Commits on Mar 16, 2026

test: harden quicktree prepared migration assertions
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test: add grok follow-up workflow checks for quicktree
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Commits on Apr 9, 2026

test: expand security test coverage for hardening changes
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Commits on Apr 10, 2026

fix(tests): escape quotes in Pest regex patterns
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Commits on Apr 11, 2026

fix(security): normalize quicktree location handling
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