feat: zero-copy string access via ValueView and allocation-reuse APIs #7111

Job	Run time
asan aarch64-apple-darwin	17m 49s
release aarch64-pc-windows-msvc	12m 24s
debug x86_64-apple-darwin ptrcomp	16m 53s
release aarch64-apple-darwin	11m 18s
debug x86_64-unknown-linux-gnu ptrcomp	14m 59s
debug aarch64-apple-darwin ptrcomp	11m 22s
debug aarch64-apple-darwin	14m 9s
release x86_64-unknown-linux-gnu	8m 25s
release x86_64-unknown-linux-gnu ptrcomp	7m 45s
release aarch64-apple-darwin ptrcomp	9m 3s
debug x86_64-unknown-linux-gnu	14m 12s
release x86_64-apple-darwin ptrcomp	11m 39s
debug x86_64-apple-darwin	16m 20s
release x86_64-apple-darwin	13m 13s
release x86_64-pc-windows-msvc	9m 52s
debug aarch64-unknown-linux-gnu	1h 13m 55s
release aarch64-unknown-linux-gnu	14m 42s
test aarch64-pc-windows-msvc	4m 51s
publish	0s
	4h 42m 51s

Provide feedback