loader: add experimental text import #8204

Job	Run time
Build slim tarball	1m 3s
aarch64-linux: Cache V8 build	21s
x86_64-darwin: with shared libraries	42m 58s
x86_64-linux: with shared libraries	31m 25s
aarch64-darwin: with shared libraries	26m 21s
aarch64-linux: with shared openssl-4.0.0	26m 18s
aarch64-linux: with shared openssl-3.0.20	27m 10s
aarch64-linux: with shared openssl-1.1.1w	26m 30s
aarch64-linux: with shared boringssl-0.20260526.0	26m 57s
aarch64-linux: with shared openssl-3.6.2	26m 44s
aarch64-linux: with shared openssl-3.5.6	26m 27s
	4h 22m 14s

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