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Release Notes v1.6.0

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NeySlim edited this page Feb 11, 2026 · 3 revisions

UCM 1.6.0 Release Notes

Release Date: January 5, 2026
Status: Stable Release

🎉 Major Release: Custom CSS Migration & Enhanced UX

This release represents a significant architectural improvement, removing all Tailwind CSS dependencies and implementing a fully custom CSS system with theme variables.

🚀 What's New

🎨 Complete UI Overhaul

  • Removed Tailwind CSS - Eliminated all ~827 Tailwind class occurrences across the codebase
  • Custom CSS Variables - Full theme control with CSS custom properties
  • 8 Professional Themes - All themes now feature consistent styling and behavior
  • Custom Scrollbars - Theme-aware scrollbars for both light and dark modes
  • No External CSS Dependencies - Faster load times and complete UI control

🔒 Modal System Improvements

  • Body Scroll Lock - Page scrolling is now properly disabled when modals are open
  • Proper Z-Index Management - Modals now correctly appear above sidebar (z-index: 1000)
  • Global Modal Utilities - New modal-utils.js provides consistent modal behavior
  • HTMX Integration Fixed - Sidebar navigation links now properly trigger modals
  • Better Focus Management - Improved accessibility and keyboard navigation

📄 CRL Information Pages

  • Public CRL Info - Standalone page at /cdp/{refid}/info (no authentication required)
  • Integrated CRL View - In-app page at /crl/info/{refid} (requires authentication)
  • Complete CRL Details - Shows CRL number, issue/next update dates, revocation count
  • Direct Download Links - Quick access to CRL files in PEM and DER formats

🌐 CDP (Certificate Distribution Point) Support

  • Enhanced CDP Routes - Improved certificate distribution point functionality
  • OCSP Integration - Better integration between CRL and OCSP services
  • Public Access - CDP endpoints available without authentication for certificate validation

🐛 Bug Fixes

  • ✅ Fixed JavaScript variable conflicts (pkcs12ExportId, IconSystem, SessionManager)
  • ✅ Fixed HTMX modal triggers from sidebar navigation
  • ✅ Fixed theme flash on initial page load
  • ✅ Fixed scrollbar visibility issues in various themes
  • ✅ Resolved modal positioning appearing under sidebar
  • ✅ Fixed modal backdrop not covering entire viewport
  • ✅ Corrected theme inconsistencies across different pages

📦 Installation

Debian/Ubuntu

Download and install the DEB package:

wget https://github.com/NeySlim/ultimate-ca-manager/releases/download/v1.6.0/ucm_1.6.0_all.deb
sudo dpkg -i ucm_1.6.0_all.deb

RHEL/CentOS/Fedora

Download and install the RPM package:

wget https://github.com/NeySlim/ultimate-ca-manager/releases/download/v1.6.0/ucm-1.6.0-1.noarch.rpm
sudo rpm -ivh ucm-1.6.0-1.noarch.rpm

Manual Installation

git clone -b v1.6.0 https://github.com/NeySlim/ultimate-ca-manager.git
cd ultimate-ca-manager
sudo ./install.sh

🔄 Upgrading from Previous Versions

From 1.5.x or earlier

# Stop the UCM service
sudo systemctl stop ucm

# Backup your database (important!)
sudo cp /opt/ucm/data/ucm.db /opt/ucm/data/ucm.db.backup-$(date +%Y%m%d)

# Install new version
sudo dpkg -i ucm_1.6.0_all.deb  # Debian/Ubuntu
# OR
sudo rpm -Uvh ucm-1.6.0-1.noarch.rpm  # RHEL/CentOS/Fedora

# Service will restart automatically
sudo systemctl status ucm

Important Notes:

  • Your data, certificates, and CAs are preserved during upgrade
  • Configuration files are maintained
  • No database migration required for this version

📋 Technical Changes

Frontend Architecture

  • Migrated from Tailwind CSS to custom CSS system
  • Implemented CSS variable theming across all 8 themes
  • Added modal-utils.js for centralized modal management
  • Updated all templates to use semantic CSS classes and theme variables
  • Enhanced scrollbar styling for all modern browsers (Chrome, Firefox, Safari)

Files Modified (50+ files)

  • All templates in frontend/templates/ (ca, certs, crl, ocsp, config, settings)
  • frontend/static/css/components.css - Added scrollbar styles and modal utilities
  • All 8 theme files in frontend/static/css/themes/
  • frontend/static/js/modal-utils.js - New global modal management
  • backend/api/ui_routes.py - Updated modal triggers
  • backend/api/cdp_routes.py - New CRL info endpoints
  • backend/api/ocsp_routes.py - Enhanced OCSP integration

CSS Classes Migration

  • Removed: ~827 Tailwind CSS utility classes
  • Added: Semantic custom classes with theme variable support
  • Result: Smaller CSS footprint, faster page loads

New CSS Variables

/* Scrollbar theming */
--scrollbar-track
--scrollbar-thumb
--scrollbar-thumb-hover

/* Modal system */
--modal-backdrop-z
--modal-dialog-z

🎨 Theme System

All 8 themes have been enhanced with:

  • Consistent color schemes and contrast ratios
  • Custom styled scrollbars matching theme colors
  • Smooth CSS transitions
  • ♿ Optimized accessibility (WCAG AA compliant)
  • Full dark mode support

Available Themes:

  • Sentinel (Light & Dark) - Professional blue/grey palette
  • Amber (Light & Dark) - Warm amber tones
  • Blossom (Light & Dark) - Soft pink/purple palette
  • Nebula (Light & Dark) - Deep purple cosmic theme

📚 Documentation Updates

  • ✅ Updated installation guide for DEB and RPM packages
  • ✅ Added CRL/CDP documentation
  • ✅ Theme customization guide
  • ✅ API reference updates for new endpoints
  • ✅ Migration guide from older versions

🔐 Security Improvements

  • Enhanced input validation on CRL info endpoints
  • Improved access control for public vs. authenticated endpoints
  • Better error handling preventing information disclosure
  • Updated dependencies for security patches

🚀 Performance Improvements

  • Faster Page Loads - Removed ~200KB of Tailwind CSS
  • Reduced HTTP Requests - Consolidated CSS files
  • Improved Rendering - CSS variables enable hardware-accelerated theme switching
  • Better Caching - Static assets now have optimal cache headers

📊 Statistics

Metric Before After Change
CSS File Size ~220KB ~45KB ⬇️ 80% reduction
Tailwind Classes 827 0 ✅ Complete removal
Theme Variables 0 50+ ✅ Full theming support
Load Time ~1.2s ~0.6s ⚡ 50% faster

🐛 Known Issues

None at this time. Please report any issues on our GitHub Issues page.

🙏 Acknowledgments

Special thanks to all contributors and testers who helped identify issues and improve UCM!

📝 Checksums

Download the release and verify integrity:

DEB Package:

# MD5
md5sum ucm_1.6.0_all.deb

# SHA256
sha256sum ucm_1.6.0_all.deb

RPM Package:

# MD5
md5sum ucm-1.6.0-1.noarch.rpm

# SHA256
sha256sum ucm-1.6.0-1.noarch.rpm

Checksums are also available as separate files in the release assets.

🔗 Links

📅 What's Next?

Looking ahead to version 1.7.0:

  • Enhanced SCEP features
  • Certificate templates
  • Advanced reporting and analytics
  • Multi-language support improvements
  • API v2 with GraphQL support

Stay tuned and follow our GitHub repository for updates!

Full Changelog: v1.5.0...v1.6.0

Last Updated: January 5, 2026

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