v1.4.2 release notes

Release Date: 2025-12-14 Release Type: Maintenance

Overview

v1.4.2 is a maintenance release focused on CI/CD pipeline improvements and dependency hygiene. All GitHub Actions workflows now execute with zero warnings, and deprecated packages have been replaced with maintained alternatives.

Changes

CI/CD Improvements

Browserslist Database Auto-Update

Added npx update-browserslist-db@latest step to core-ci.yml and performance-benchmarks.yml
Prevents “caniuse-lite is outdated” warnings during builds
Ensures accurate browser compatibility data for CSS/JS transformations

Git Default Branch Configuration

Added git config --global init.defaultBranch master to all 5 workflow files (9 jobs total)
Prevents Git 3.0 deprecation hints about default branch naming
Workflows affected:
- core-ci.yml (1 job)
- mcp-docker-build.yml (1 job)
- mcp-release.yml (1 job)
- performance-benchmarks.yml (3 jobs)
- security-scan.yml (3 jobs)

Dependency Updates

Replaced Deprecated Package

Old: loglevel-message-prefix (deprecated, unmaintained)
New: @natlibfi/loglevel-message-prefix@^3.0.1 (actively maintained fork)
Files Updated:
- src/core/ChefWorker.js
- src/web/workers/DishWorker.mjs
- src/web/workers/InputWorker.mjs
- src/web/workers/LoaderWorker.js
- src/web/workers/ZipWorker.mjs

npm Overrides Added

Added overrides in package.json to eliminate transitive dependency deprecation warnings:

glob@>=10.0.0 - Modern glob implementation
rimraf@>=5.0.0 - Modern rimraf implementation
inflight@>=2.0.0 - Eliminates inflight deprecation

Testing

All 1,933 tests passing (1,716 operation + 217 Node API)
ESLint: 0 errors, 0 warnings
All 6 GitHub Actions workflows pass with zero warnings

Files Changed

Workflow Files

.github/workflows/core-ci.yml
.github/workflows/mcp-docker-build.yml
.github/workflows/mcp-release.yml
.github/workflows/performance-benchmarks.yml
.github/workflows/security-scan.yml

Source Files

src/core/ChefWorker.js
src/web/workers/DishWorker.mjs
src/web/workers/InputWorker.mjs
src/web/workers/LoaderWorker.js
src/web/workers/ZipWorker.mjs

Package Files

package.json
package-lock.json

Upgrade Instructions

Docker (Recommended)

docker pull ghcr.io/doublegate/cyberchef-mcp:v1.4.2

Local Installation

git pull origin master
npm install

Compatibility

Node.js: 22.x (recommended), 20.x (supported)
MCP Protocol: Full backward compatibility
API: No breaking changes
Operations: All 465 tools unchanged

Contributors

CI/CD improvements and dependency updates by doublegate