replay: support audit log plugin v2 format (#1057)

[ti-chi-bot]

This is an automated cherry-pick of #1057

What problem does this PR solve?

Issue Number: close #1056

Problem Summary:

What is changed and how it works:

Implement a basic support for audit log extension.

The current implementation (based on current extension format) has the following known issues:

1. All parameters are parsed as string.
2. Empty string parameters cannot be parsed correctly.
3. Only end time is stored in the extension format.
4. If there is a comma in the string parameter, the result will not be correct.

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Notable changes

• Has configuration change
• Has HTTP API interfaces change
• Has tiproxyctl change
• Other user behavior changes

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: djshow832

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Details

Needs approval from an approver in each of these files:

• OWNERS [djshow832]

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2026-05-28 04:07:20.778136667 +0000 UTC m=+497910.748301728: ☑️ agreed by djshow832.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 70.39474% with 90 lines in your changes missing coverage. Please review.
⚠️ Please upload report for BASE (feature/replay-filter-tables@8c827ab). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
pkg/sqlreplay/cmd/audit_log_extension.go	74.34%	53 Missing and 16 partials ⚠️
pkg/sqlreplay/replay/replay.go	20.00%	9 Missing and 3 partials ⚠️
pkg/sqlreplay/cmd/cmd.go	12.50%	7 Missing ⚠️
cmd/replayer/main.go	0.00%	1 Missing ⚠️
pkg/sqlreplay/store/rotate.go	66.66%	1 Missing ⚠️

Additional details and impacted files

@@                       Coverage Diff                       @@
##             feature/replay-filter-tables    #1163   +/-   ##
===============================================================
  Coverage                                ?   67.17%           
===============================================================
  Files                                   ?      155           
  Lines                                   ?    16959           
  Branches                                ?        0           
===============================================================
  Hits                                    ?    11392           
  Misses                                  ?     4785           
  Partials                                ?      782           

Flag	Coverage Δ
unit	67.17% <70.39%> (?)

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