fix: remove unused purchaseWorkflow

[Mikkelnice]

Removed purchaseWorkflow export from index.ts while keeping restorePurchaseWorkflow.

Summary

Type of change

• Bug fix
• New feature
• Breaking change
• Documentation

Test plan

• pnpm typecheck
• pnpm test
• Manual testing (describe):

Checklist

• Follows project code conventions
• TODOs reference issues where applicable
• No secrets or credentials committed

Summary by CodeRabbit

• Refactor
  • Streamlined the public interface for the backend orchestration module by removing an unused export. This should not change existing user-facing behavior.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro Plus

Run ID: 657197ac-5ccb-4374-89d8-5a49d8bcf72a

📥 Commits

Reviewing files that changed from the base of the PR and between 69dd2c2 and ba3d630.

📒 Files selected for processing (1)

• apps/backend/orchestrator/src/index.ts

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📝 Walkthrough

Walkthrough

The orchestrator barrel no longer imports or re-exports purchaseWorkflow. It still re-exports restorePurchaseWorkflow and leaves the other existing exports unchanged.

Changes

Orchestrator export surface

Layer / File(s)	Summary
Barrel import and export update apps/backend/orchestrator/src/index.ts	Removes the purchaseWorkflow import and narrows the purchase workflow re-export list to restorePurchaseWorkflow only.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Possibly related PRs

• DelegoLabs/Delego#156: Similar orchestrator barrel changes around removing purchaseWorkflow and keeping restorePurchaseWorkflow.

Poem

🐰 I hopped through the barrel, tidy and neat,
One workflow stayed, one took its leave from the street.
restore still sparkles, the exports now sing,
A small little hop for the orchestrator spring.

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately summarizes the main change: removing the unused purchaseWorkflow export.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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[drips-wave]

Hey @Mikkelnice! 👋 It looks like this PR isn't linked to any issue.

If this PR is for one of the issues assigned to you as part of a Wave, please link it to ensure your contribution is tracked properly. You can do this by adding a keyword to the PR description (e.g., Closes #123), or by clicking a button below:

Issue	Title
#113	[Gateway] Add Delegation Status Filter Validation	Link to this issue
#95	[Soroban/Escrow] Enforce Non-Zero Escrow Amount	Link to this issue
#90	[Soroban/Escrow] Add Read-Only Escrow Summary View	Link to this issue
#101	[Soroban/Permissions] Reject Permission Grants with Expired Ledger	Link to this issue

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