perf(core): Chunk package ID lookups

[NourAlhadi]

Summary

• Split package-sized ID lookups into bind-safe query batches.
• Merge workflow, shared-workflow, and folder results across batches.
• Cover recursive folder subtree lookups and multi-branch workflow matching.

How to test

1. Run pnpm --filter @n8n/db typecheck.
2. Run the affected database repository and chunk-helper tests.
3. Run the CLI finder tests.
4. Run the folder repository integration test with SQLite.
5. Run the package import and export integration tests.

Related Linear tickets, Github issues, and Community forum posts

https://linear.app/n8n/issue/LIGO-1025

Review / Merge checklist

• I have seen this code, I have run this code, and I take responsibility for this code.
• PR title and summary are descriptive. (conventions)
• Docs updated or follow-up ticket created.
• Tests included.
• PR Labeled with Backport to Beta, Backport to Stable, or Backport to v1 (if the PR is an urgent fix that needs to be backported)

🤖 PR Summary generated by AI

Made with Cursor

[n8n-assistant]

PR review overview

Based on ownership of the 15 changed files in this PR:

Ownership	Files owned	Share	Source code	Test files	Misc
@n8n-io/catalysts	14	93%	+214 / -110	+225 / -4	+0 / -0
@n8n-io/adore	1	7%	+2 / -6	+0 / -0	+0 / -0
Total	15	100%	+216 / -116	+225 / -4	+0 / -0

[codecov]

Codecov Report

❌ Patch coverage is 91.13924% with 7 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
...ages/@n8n/db/src/repositories/folder.repository.ts	58.82%	7 Missing ⚠️

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