test: add crawler workload

[lidezhu]

What problem does this PR solve?

Issue Number: close #xxx

What is changed and how it works?

Check List

Tests

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

Questions

Will it cause performance regression or break compatibility?

Do you need to update user documentation, design documentation or monitoring documentation?

Release note

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[ti-chi-bot]

[FORMAT CHECKER NOTIFICATION]

Notice: To remove the do-not-merge/needs-linked-issue label, please provide the linked issue number on one line in the PR body, for example: Issue Number: close #123 or Issue Number: ref #456.

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[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: asddongmen

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2025-03-07 09:44:34.412564388 +0000 UTC m=+607587.541484126: ☑️ agreed by asddongmen.

[ti-chi-bot]

@lidezhu: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-check	3164e15	link	true	/test pull-check
wip/pull-cdc-mysql-integration-light	3164e15	link	true	/test pull-cdc-mysql-integration-light
wip/pull-cdc-mysql-integration-heavy	3164e15	link	true	/test pull-cdc-mysql-integration-heavy

Full PR test history. Your PR dashboard.

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