为 better-sidebar 提供 Office 三件套预览（.docx/.xlsx/.pptx），独立 bundle 瘦身主体 | Provides Office-suite preview (.docx/.xlsx/.pptx) for better-sidebar as a separate bundle to slim the core

DSH web plugin: Office file previewers (.docx/.xlsx/.pptx) for the better-sidebar editor. Registers the docx/xlsx/pptx file viewers through ctx.betterSidebar.registerFileViewer, keeping the heavy Office render libraries (docx-preview / Univer / SheetJS /

Multi-provider AI balance widget for the dsh web sidebar: a live, auto-refreshing balance pill plus a detail popover listing DeepSeek and any added providers (MiMo etc.). Keys are stored per-machine in ~/.dsh/ai-balances.json and resolved from the local c

DSH mobile-friendly web UI plugin (PiUI chat-pager mode): on narrow screens the stock three-column frame becomes a horizontal scroll-snap pager — sidebar | chat — with the chat column rendered completely untouched as a flush rounded card with a PiUI-style 3D flip; swipe or the top-left button flips pages, a settle re-snap always lands on a whole page, and the sidebar page shares the chat background. Safe-area + virtual-keyboard insets, touch-sized controls, hidden scrollbars on coarse pointers. Pure client-side adaptation over the stock frame — zero core changes, works on official rc.2 distributions.