- AdminJS at /admin with auth (admin role only)
- Manage: users, categories, tools, content blocks, settings
- DB tables: settings, categories, tools, content_blocks
- Users table: added role (user/admin) and is_blocked fields
- API: /api/settings, /api/tools, /api/content/:section
- Sidebar: admin link visible only for admin users
- Removed /logs from public routes (now in AdminJS)
- Video converter: fixed ffmpeg codecs for RPi5 (h264_v4l2m2m)
- Dependencies: sequelize, @adminjs/sequelize, mariadb
- Sidebar: smaller icons (36px), reduced gaps, overflow scroll for nav area
- Dashboard header: fixed top bar with logo, nav links, user name, logout
- Expanded hero description with tool overview text
- Sidebar fits on all screen heights without overflow
- Extract shared CSS (sidebar, theme vars, layout) into shared.css
- Extract shared JS (tailwind config, sidebar injection, theme toggle) into shared.js
- Remove ~1200 lines of duplicated code across 13 HTML pages
- Standardize all titles to format: Tool Name — WA Dev Tools
- Standardize page headers (h1 + description) across all tools
- Standardize container padding (tool-container class)
- Sidebar now injected via JS — single source of truth
- Use CSS variables for accent colors everywhere (no more hardcoded #0054e6)
