[spark-compete] fix(security): validate workingDirectory in dispatch endpoint to prevent arbitrary cwd for spawned processes

[ifeoluwaaj]

spark-compete Packet

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    "title": "fix(security): validate workingDirectory in dispatch endpoint to prevent arbitrary cwd for spawned processes",
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    "expected_behavior": "After fix: if (typeof workingDirectory === 'string' && workingDirectory.trim()) {",
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Bug Summary

fix: resolve issue in vibeship-spawner-ui

Severity: MEDIUM

Expected:

Root Cause

The bug was identified through code review. See PR diff for specific details.

Team: Sequence

Role	Username	GitHub	Device
LLM Device Holder	@ifesn	ifeoluwaaj	VPS
Member	@micc9ee	micc9ee	-
Member	@londitshabalala	londitshabalala	-
import { sparkWorkspaceRoot, isWithinDirectory, externalProjectPathsAllowed } from '$lib/server/spark-run-workspace';

## Before (The Bug)

for original code.

## After (The Fix)

```python
import { sparkWorkspaceRoot, isWithinDirectory, externalProjectPathsAllowed } from '$lib/server/spark-run-workspace';

Testing

• • Verified existing test suite passes
• Manual verification: fix(security): validate workingDirectory in dispatch endpoint to prevent arbitrary cwd for spawned processes

Files Changed

File	Change Summary
src/routes/api/dispatch/+server.ts
src/routes/api/dispatch/+server.ts

Risk Notes

• Surface changed: src/routes/api/dispatch/+server.ts
• Risk level: Low - minimal code changes
• Reviewers should verify: Fix handles edge cases correctly

Duplicate Notes