- add SessionDetailPage with breadcrumbs, DescriptionList, status badge, masked token
- add Notification component (info/success/error/warning/note variants) for contextual messages
- use Notification for 404 errors on session and environment detail pages
- add GET /sessions/:id endpoint; sanitize token (head…tail) and strip cookies/localStorage
- change DELETE /sessions/:id to return 204 No Content so client redirect works correctly
- add onRowClick prop to Table for clickable rows; stop propagation on actions column
- update status badges: open=success (green), closed=error (red) on both list and detail
- add ContextMenu component with click-outside/Escape dismiss, align prop, and danger variant
- replace EnvironmentsPage table with responsive card grid
- add cog button to each card opening a context menu with view and delete actions
- add EnvironmentDetailPage at /environments/:id with meta grid, URLs card, and delete
- add Breadcrumbs to all pages; detail page uses two-item trail with delete button inline
- add Table stories for pagination and Timestamp column
- add Pagination component with prev/next, ellipsis page range, and optional page-size selector
- add Pagination and Table pagination stories (WithPagination, WithPaginationAndSizeSelector)
- extend Table with optional pageSize and pageSizeOptions props for built-in client-side pagination
- add Timestamp column to Table story fixtures
- enable pagination on all four pages with pageSize=10 and size selector
- add pagination i18n keys to en.json
- add Timestamp component with moment relative time and ISO tooltip
- add Timestamp stories (JustNow, MinutesAgo, HoursAgo, DaysAgo, MonthsAgo)
- add ESLint 10 with typescript-eslint, react-hooks, react-refresh, prettier
- add Prettier config with singleQuote, semi, trailingComma all, printWidth 100
- add lint, lint:fix, format, test:storybook scripts to package.json
- fix react-hooks/set-state-in-effect in all page components
- auto-fix 113 Prettier formatting issues across src and .storybook
- add lucide-react for Sun/Moon icons
- add useTheme hook persisting choice to localStorage with prefers-color-scheme fallback
- add ThemeSwitcher button component wired into SidePanel header
- add blocking inline script to index.html to prevent flash-of-wrong-theme
- move all *.stories.tsx from src/ into .storybook/stories/ and update imports
- update main.ts stories glob to .storybook/stories/**
- design token system (Atlantis, Kimberly, Powder Ash palette)
- Button, Badge, Input, Select, Card, SidePanel, Breadcrumbs components
- generic typed Table<T> component with loading/empty states
- API data layer: typed fetch client for environments, keys, sessions, scenarios
- Vite dev proxy targeting server on port 13000
- App shell with SidePanel nav and four entity pages (Environments, Keys, Sessions, Scenarios)
- Storybook config with dark/light theme toggle and a11y addon
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