Babysitter build-system-migrator

Migrate build systems to modern alternatives with build file conversion and CI/CD integration

install

source · Clone the upstream repo

git clone https://github.com/a5c-ai/babysitter

Claude Code · Install into ~/.claude/skills/

T=$(mktemp -d) && git clone --depth=1 https://github.com/a5c-ai/babysitter "$T" && mkdir -p ~/.claude/skills && cp -r "$T/library/specializations/code-migration-modernization/skills/build-system-migrator" ~/.claude/skills/a5c-ai-babysitter-build-system-migrator && rm -rf "$T"

manifest: library/specializations/code-migration-modernization/skills/build-system-migrator/SKILL.md

Build System Migrator Skill

Migrates build systems to modern alternatives, handling build file conversion, plugin migration, and CI/CD integration.

Purpose

Enable build modernization for:

Build file conversion
Plugin migration
Dependency management migration
CI/CD integration
Cache optimization

Capabilities

1. Build File Conversion

Convert build configurations
Migrate between tools
Preserve build logic
Handle custom tasks

2. Plugin Migration

Map plugin equivalents
Configure replacements
Handle custom plugins
Document gaps

3. Dependency Management Migration

Convert dependency declarations
Handle version management
Migrate lockfiles
Manage repositories

4. CI/CD Integration

Update pipeline configurations
Adapt build commands
Handle caching
Optimize parallelization

5. Cache Optimization

Configure build caches
Set up remote caching
Handle cache invalidation
Optimize cache keys

6. Incremental Build Setup

Configure incremental builds
Handle change detection
Optimize rebuild time
Manage artifacts

Tool Integrations

From/To	Tools	Integration Method
Maven -> Gradle	Gradle init	CLI
Webpack -> Vite	Manual/Codemods	CLI
Make -> Bazel	Manual	Config
npm -> pnpm	pnpm import	CLI
Lerna -> Nx	Nx migrate	CLI
Turborepo	turbo init	CLI

Output Schema

{
  "migrationId": "string",
  "timestamp": "ISO8601",
  "source": {
    "buildTool": "string",
    "version": "string"
  },
  "target": {
    "buildTool": "string",
    "version": "string"
  },
  "artifacts": {
    "buildFile": "string",
    "configFiles": [],
    "ciConfig": "string"
  },
  "plugins": {
    "migrated": "number",
    "manual": "number"
  }
}

Integration with Migration Processes

build-system-modernization: Primary migration tool

Related Skills

```
configuration-migrator
```
: Config conversion

Related Agents

```
build-pipeline-migrator
```
: CI/CD migration