Restructure tests: split test and source code#27

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GiggleLiu merged 3 commits intomainfrom

restructure-tests

Feb 8, 2026

Commits on Feb 7, 2026

Restructure tests: extract inline tests to src/tests_unit/, consolidate integration tests

isPANN
and
claude
committed
Rename src/tests_unit/ to src/unit_tests/ and fix coverage gap

isPANN
and
claude
committed

Commits on Feb 8, 2026

Fix review feedback: portable temp paths, consistent ConfigIterator, accurate comment

GiggleLiu
and
claude
committed