Fix memory and file handle leaks in contrib/visupng, and a compile error in contrib/gregbook - #910

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krleejihyeong wants to merge 3 commits into

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krleejihyeong:fix/contrib-memory-leaks

Commits on Aug 26, 2026

Fix memory leaks in contrib/visupng and contrib/gregbook on error paths
krleejihyeong
committed
d7278fc

Commits on Aug 27, 2026

Fix memory leak in contrib/visupng and a compile error in contrib/gregbook
krleejihyeong
committed
11340e5
Close file handle on early-return error paths in PngLoadImage()
krleejihyeong
committed
5c55d7f