ACFS v0.5.0 - DCG & RU Integration Release

This release completes the integration of DCG (Destructive Command Guard) and RU (Repo Updater) as first-class citizens in the ACFS ecosystem, along with significant improvements to the onboarding experience, web application stability, and security.

Highlights

DCG (Destructive Command Guard) - Full Integration

• Complete DCG integration across website, installer, and onboarding
• New DCG lesson in onboarding TUI
• DCG added to flywheel loop lesson and safety-tools-lesson
• Comprehensive DCG test suite with 88+ passing tests
• DCG doctor and update verification tests
• Allow-once workflow tests
• Pack configuration validation tests
• DCG+SLB layered safety integration tests

RU (Repo Updater) - Full Integration

• RU tool page added to learn section
• RU lesson component with structural tests
• E2E Playwright tests for RU pages
• RU integrated into Installer CI workflow
• Multi-repo sync and AI-driven commit automation documentation

Enhanced Onboarding TUI

• File locking for concurrent operations - Prevents race conditions in progress tracking
• Dynamic lesson counts - NUM_LESSONS derived from array length for maintainability
• New lessons: RU and DCG
• Updated certificate and help text with RU/DCG skills
• Lesson count properly updated from 9 to 11

Web Application Improvements

• Error boundary for lesson rendering - Catches JavaScript errors and shows user-friendly recovery UI
• IPv6 zone ID validation security fix - Rejects zone IDs (like %eth0) that are meaningless for remote VPS connections
• maxDelay cap for stagger animations
• Accessibility: Button respects prefers-reduced-motion setting
• Tool page split into server and client components

Security Improvements

• Category name validation in manifest to prevent injection
• Checksum auto-updates for uv and claude
• Error handling improvements in acfs_chown_tree
• State write atomic error capture fixes

Test Infrastructure

• Comprehensive DCG test suite
• RU integration tests
• E2E Playwright tests for DCG and RU pages
• Unit tests for flywheel.ts
• Improved test reliability and TTY handling

Bug Fixes

• Fixed manifest cycle detection consolidation (removed duplicate implementation)
• Removed unused fallback_url field from manifest schema
• Fixed path normalization in screen_directory.sh
• Fixed upgrade detection for LTS version format
• Fixed nested hook structures in DCG removal
• Various shell script reliability improvements

Breaking Changes

None - this release is backwards compatible.

Upgrade Instructions

# One-liner update
curl -fsSL https://raw.githubusercontent.com/Dicklesworthstone/agentic_coding_flywheel_setup/main/scripts/update.sh | bash

Contributors

• Claude Opus 4.5 (AI Assistant)

Full Changelog: v0.4.0...v0.5.0