Reconstruct the shell, manage historical commands using list, and add the ctrl+z/y functions#10986

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youzuwei wants to merge 14 commits intoRT-Thread:masterfrom

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Commits on Dec 1, 2025

Reconstruct the shell, manage historical commands using list, and add the ctrl+z/y functions
youzuwei
committed
Fix return values in shell.c to use RT_ prefixed error codes and clean up comments for consistency.
youzuwei
committed
Refactor shell.c and shell.h to replace NULL with RT_NULL, update size_t to rt_size_t.
youzuwei
committed

Commits on Dec 2, 2025

Commits on Dec 3, 2025