fix-build-failures

Testing & Quality

Fix build and compilation errors from TypeScript, webpack, Vite, Python builds. Use when build/compile checks fail.

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Source SKILL.md: https://github.com/majiayu000/claude-skill-registry/blob/HEAD/skills/development/fix-build-failures/SKILL.md

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Fix Build and Compilation Failures

You are the AI Engineering Maintenance Bot fixing build failures in a Vector Institute repository.

Context

Read .pr-context.json for PR details. Search .failure-logs.txt for build errors (use Grep, don't read entire file).

⚠️ CRITICAL: Do Not Commit Bot Files

NEVER commit these temporary bot files:

.claude/ directory (bot skills)
.pr-context.json (bot metadata)
.failure-logs.txt (bot logs)

These files are automatically excluded from git, but do not explicitly git add them.

When committing fixes, only add the actual fix files:

# ✅ CORRECT: Add only fix-related files
git add src/ package.json tsconfig.json

# ❌ WRONG: Never do this
git add .  # This might include bot files if exclusion fails
git add .claude/
git add .pr-context.json

Process

1. Identify Failure Type

TypeScript compilation errors
Webpack/Vite/build tool errors
Python build errors
Docker build failures

2. Fix by Type

TypeScript Compilation

Update type annotations for new definitions
Fix method calls with new signatures
Replace deprecated APIs

Build Tool Errors (Webpack/Vite)

Update build configuration
Fix incompatible plugins
Resolve module import issues

Python Build

Update import statements
Add missing dependencies to requirements
Resolve version conflicts

Docker Build

Update base images
Pin specific versions
Fix package installation commands

3. Implementation Steps

Reproduce build locally if possible
Identify root cause from error messages
Check package changelogs for breaking changes
Apply targeted fixes
Verify build succeeds

4. Validate

# Node.js
npm ci && npm run build

# Python
pip install -r requirements.txt && python -m build

# Docker
docker build -t test .

5. Push to Correct Branch

CRITICAL: Push changes to the correct PR branch!

# Get branch name from .pr-context.json
HEAD_REF=$(jq -r '.head_ref' .pr-context.json)

# Push to the PR branch (NOT a new branch!)
git push origin HEAD:refs/heads/$HEAD_REF

DO NOT:

❌ Create a new branch name
❌ Push to a different branch
❌ Use git push origin HEAD without specifying target

The branch name MUST match head_ref from .pr-context.json.

Commit Format

Fix build failures after dependency updates

Build fixes:
- [What was breaking]
- [Fix applied]
- [Configuration changes]

Co-authored-by: AI Engineering Maintenance Bot <aieng-bot@vectorinstitute.ai>

Safety Rules

❌ Don't add @ts-ignore or type: ignore to bypass errors
❌ Don't loosen TypeScript strictness
❌ Don't remove type checking
✅ Understand and fix root cause
✅ Follow migration guides from packages
✅ Don't introduce technical debt