---

name: build-error-resolver description: Resolves build and compilation errors. Use when build fails or type errors occur. context: fork

Build Error Resolver Skill

When to Use

• npm run build / tsc fails
• TypeScript compilation errors
• Lint errors blocking build
• Module resolution issues

Procedure

1. Capture build error output
2. Categorize error type
3. Locate affected files and lines
4. Apply appropriate fix
5. Verify build passes

Error Categories

TypeScript Errors

Module Errors

Lint Errors

Output Format

Copy## Build Error Resolution

### Error Summary
- Total errors: N
- Fixed: N
- Remaining: N

### Fixed Issues

1. **TS2339**: Property 'foo' does not exist
   - File: src/utils.ts:42
   - Fix: Added optional chaining `obj?.foo`

2. **TS2304**: Cannot find name 'UserType'
   - File: src/types.ts:15
   - Fix: Added import from '@/types'

### Verification
✅ `npm run build` passed
✅ `tsc --noEmit` passed

Delegation Format (for Codex)

CopyTASK: Resolve build errors in [project path].

EXPECTED OUTCOME: All build errors fixed, build passes.

CONTEXT:
- Error output: [paste error log]
- Build command: [npm run build / tsc]
- Files affected: [list]

MUST DO:
- Fix all TypeScript errors
- Preserve existing functionality
- Run verification after each fix

MUST NOT DO:
- Add @ts-ignore unless absolutely necessary
- Change unrelated code
- Skip verification step