Add OpenTelemetry lib and metric-interfaces

[maladetska]

No description provided.

[github-actions]

Hi! Thank you for contributing!
The tests on this PR will run after a maintainer adds an ok-to-test label to this PR manually. Thank you for your patience!

[ydbot]

Run Extra Tests

Run additional tests for this PR. You can customize:

• Test Size: small, medium, large (default: all)
• Test Targets: any directory path (default: ydb/)
• Sanitizers: ASAN, MSAN, TSAN
• Coredumps: enable for debugging (default: off)
• Additional args: custom ya make arguments

[github-actions]

⚪ 2026-04-12 14:45:48 UTC Pre-commit check linux-x86_64-release-asan for de815c3 has started.
⚪ 2026-04-12 14:46:05 UTC Artifacts will be uploaded here
⚪ 2026-04-12 14:48:21 UTC ya make is running...
🟡 2026-04-12 16:55:41 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?
19792	19734	0	21	34	3

🟢 2026-04-12 16:55:49 UTC Build successful.
🟡 2026-04-12 16:56:15 UTC ydbd size 4.1 GiB changed* by +477.4 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: 7057827	merge: de815c3	diff	diff %
ydbd size	4 353 672 600 Bytes	4 354 161 440 Bytes	+477.4 KiB	+0.011%
ydbd stripped size	1 635 564 112 Bytes	1 635 732 336 Bytes	+164.3 KiB	+0.010%

^{*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]

⚪ 2026-04-12 14:46:16 UTC Pre-commit check linux-x86_64-relwithdebinfo for de815c3 has started.
⚪ 2026-04-12 14:46:33 UTC Artifacts will be uploaded here
⚪ 2026-04-12 14:48:59 UTC ya make is running...
🟢 2026-04-12 17:37:55 UTC Tests successful.

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
50572	47028	0	0	3536	8

🟢 2026-04-12 17:38:16 UTC Build successful.
🟡 2026-04-12 17:38:33 UTC ydbd size 2.5 GiB changed* by +279.5 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: 7057827	merge: de815c3	diff	diff %
ydbd size	2 662 223 176 Bytes	2 662 509 376 Bytes	+279.5 KiB	+0.011%
ydbd stripped size	568 306 040 Bytes	568 352 984 Bytes	+45.8 KiB	+0.008%

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

[ydbot]

Backport

To backport this PR, click the button next to the target branch and then click "Run workflow" in the Run Actions UI.

Branch	Run
stable-25-4, stable-25-4-1, stable-26-1, stable-26-1-1
stable-26-1, stable-26-1-1
stable-26-1