Support Utf8 as a fulltext column

[kungasc]

Changelog entry

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Changelog category

• Not for changelog (changelog entry is not required)

Description for reviewers

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[github-actions]

🟢 2025-10-29 15:26:45 UTC The validation of the Pull Request description is successful.

[github-actions]

⚪ 2025-10-30 11:06:55 UTC Pre-commit check linux-x86_64-release-asan for ea81477 has started.
⚪ 2025-10-30 11:07:19 UTC Artifacts will be uploaded here
⚪ 2025-10-30 11:09:26 UTC ya make is running...
🟡 2025-10-30 13:22:37 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
17630	17127	0	214	266	23

🟢 2025-10-30 13:22:43 UTC Build successful.
🟢 2025-10-30 13:23:07 UTC ydbd size 3.8 GiB changed* by +9.7 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: 218bc07	merge: ea81477	diff	diff %
ydbd size	4 064 343 880 Bytes	4 064 353 792 Bytes	+9.7 KiB	+0.000%
ydbd stripped size	1 510 038 136 Bytes	1 510 041 720 Bytes	+3.5 KiB	+0.000%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}

[github-actions]

⚪ 2025-10-30 11:08:20 UTC Pre-commit check linux-x86_64-relwithdebinfo for ea81477 has started.
⚪ 2025-10-30 11:08:24 UTC Artifacts will be uploaded here
⚪ 2025-10-30 11:09:47 UTC ya make is running...
🟡 2025-10-30 12:50:36 UTC Some tests failed, follow the links below. Going to retry failed tests...

Details

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
41234	38420	0	1	2791	22

⚪ 2025-10-30 12:50:52 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-10-30 13:07:49 UTC Tests successful.

Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
578 (only retried tests)	558	0	0	0	20

🟢 2025-10-30 13:07:52 UTC Build successful.
🟢 2025-10-30 13:08:07 UTC ydbd size 2.3 GiB changed* by +8.7 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: 218bc07	merge: ea81477	diff	diff %
ydbd size	2 428 185 240 Bytes	2 428 194 136 Bytes	+8.7 KiB	+0.000%
ydbd stripped size	517 709 800 Bytes	517 715 240 Bytes	+5.3 KiB	+0.001%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}