Six findings. Each terminal-semantics case was checked in a real terminal (tmux, reading back the painted screen) before changing anything: `100%\r\x1b[KOK` shows `OK`. Modelling the `\r` without its erase left the previous frame's tail standing — a regression against the old truncate, since `\r\x1b[K` is the single idiom every spinner and progress bar writes. Erase is now part of the same replay, in all three parameter forms. `a\tb\rXY` shows `XY b`. Counting a tab as one column produced `XYb` and destroyed the alignment this card exists to hold, so the cursor now advances by terminal columns: tabs reach the next 8-column stop and a wide character takes two cells. `\x1b[31mabc\rX\nnext` paints BOTH lines red. A newline does not reset the graphic state, so state threads from one replayed line to the next instead of closing at each line end. Only `m` accumulates into a cell's style now. Folding cursor and erase sequences in grew the state string per redraw and emitted boundaries anser had to discard. The empty check reads the parsed lines the card renders rather than the raw text: output that is only escapes or control bytes survives `trim()` yet parses to nothing, and drew blank rows plus a copy control for invisible bytes instead of the placeholder. The gutter is the card's own left padding rather than a margin. Every render site rewrites `margin` wholesale for its own indent, which silently cancelled the reservation and let a container clip the dot. The fixture sample no longer carries an `[exit code: 1]` line: the real bash presenter consumes that marker precisely because the card shows the exit as its own pill, so the built-bundle snapshot had pinned a frame showing it twice — one the product path cannot produce.
client/ — web-GUI browser half
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The browser side of the dsh web GUI: shell kernel, module system, wire consumer, React-free object services, the slot system, and the ui-* feature-plugin roster. Authoring rules live in AGENTS.md; the host half is host/. All product packages, named @deepseek-ai/dsh-client-<name>.
| Package | Role | ctx key / slot |
|---|---|---|
web/ |
Shell kernel: AppWebEntry runs the two-stage boot over the host-pushed entry graph |
(boots the tree) |
modules/ |
Client module system: browser peer of Node's ESM loader as a lazy CJS table under the vendored cordis Loader | (module face) |
web-react/ |
Shell-side React glue: createSlotRenderer + SessionProvider render seats |
(renderer install) |
connection/ |
Wire consumer both ends: browser ctx.connection (shared api client + stream loop) and the node half mounting the /api route with its browser-trust fence |
ctx.connection |
runtime/ |
Client cordis boot and React-free object services: slots, Sessions, Workspaces, per-session bindings | ctx.slots ctx.sessions ctx.workspaces |
hmr/ |
Dev-only hot reload for fetch-arrival client plugins (--dev graphs) |
(dev entry) |
locale/ |
Browser locale preference (zh/en) plus the ns×locale dictionary registry |
ctx.locale |
ui-slots/ |
Slot registry pure core: SlotMap merging, single register API, the four-share props family |
(types + core) |
ui-theme/ |
Theme preference over the --dsw-* token stylesheets (light/dark/system) |
ctx.theme |
ui-primitives/ |
Pure React atoms: icons, Button/Pill/Menu/Modal/Input, markdown family | (component library) |
ui-layout/ |
Shell three-column AppFrame; declares sidebar / conversation / details / conversation.empty |
ctx.layout |
ui-sidebar/ |
Sidebar shell: Workspace/session rail, search, collapse; declares sidebar.workspaces |
(slot host) |
ui-workspace/ |
Shared Workspace picker: browser region + hero picker over the same creation flow | (fills sidebar.workspaces, conversation.hero.workspace) |
ui-conversation/ |
Conversation domain: skeleton, chat view, input dock, per-tool row slots | (slot host) |
ui-trajectory/ |
Trajectory/Waterfall view tabs; the minimal pure-consumer plugin exemplar | (fills conversation.view) |
ui-command/ |
Command surface: session-keyed directory cache, / source, three-kind dispatch |
ctx.command |
ui-slash/ |
Input trigger pipeline: / and @ detection, grouped candidate menu, source roster |
ctx.slash |
ui-skill/ |
/-trigger skill reference source over the skill.list RPC |
(registers into ctx.slash) |
ui-subagent/ |
@-trigger subagent reference source over the sessions snapshot |
(registers into ctx.slash) |
ui-model/ |
Model selection: /model popupSelect + the composer model seat over ModelService |
ctx.models |
ui-question/ |
Web ask_user_question: host half mounts the tool, browser half fills the composer seat |
(fills conversation.composer) |
ui-settings/ |
Settings shell: trigger chrome + modal panel; declares the settings.* slots |
(slot host) |
ui-settings-general/ |
Settings ownerless copy: chrome content + General section skeleton | (fills settings.*) |
ui-models/ |
Models settings nav entry (content column lands in a later phase) | (fills settings.section) |
Feature UI composes only through the slot system (ctx.slots.register) — the slot system standard is the definitive model; the web client architecture note owns the loading chain and object layer.