ci: add Codecov coverage tracking#492

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QuantumExplorer wants to merge 3 commits intov0.42-devfrom

ci/codecov-coverage

Commits on Mar 4, 2026

ci: add Codecov coverage tracking with PR diff reports

QuantumExplorer
and
claude
committed
fix: make coverage-diff.py executable

QuantumExplorer
and
claude
committed
fix: address CodeRabbit review feedback

QuantumExplorer
and
claude
committed