6 files changed, 96 insertions, 9 deletions
diff --git a/src/features/workspaces/adapter/http.ts b/src/features/workspaces/adapter/http.ts
index 97fc2e2..6ebfee1 100644
--- a/src/features/workspaces/adapter/http.ts
+++ b/src/features/workspaces/adapter/http.ts
@@ -1,6 +1,7 @@
 import type {
 	DeleteWorkspaceResponse,
 	EnsureWorkspaceRequest,
+	SetWorkspaceDefaultComputerRequest,
 	SetWorkspaceDefaultCwdRequest,
 	SetWorkspaceTitleRequest,
 	Workspace,
@@ -23,6 +24,7 @@ import type {
  * - `GET /workspaces/:id` (404 → null) → get
  * - `PUT /workspaces/:id/title` → rename
  * - `PUT /workspaces/:id/default-cwd` → set/clear default cwd
+ * - `PUT /workspaces/:id/default-computer` → set/clear default computer (SSH handoff #2)
  * - `DELETE /workspaces/:id` (409 for "default") → delete
  */
 export type WorkspaceResult<T> =
@@ -35,6 +37,7 @@ export interface WorkspaceHttp {
 	get(id: string): Promise<Workspace | null>;
 	setTitle(id: string, title: string): Promise<WorkspaceResult<Workspace>>;
 	setDefaultCwd(id: string, defaultCwd: string | null): Promise<WorkspaceResult<Workspace>>;
+	setDefaultComputer(id: string, computerId: string | null): Promise<WorkspaceResult<Workspace>>;
 	delete(id: string): Promise<WorkspaceResult<{ closedCount: number }>>;
 }
 
@@ -118,6 +121,26 @@ export function createWorkspaceHttp(httpBase: string, fetchImpl: typeof fetch):
 			}
 		},
 
+		async setDefaultComputer(id, computerId): Promise<WorkspaceResult<Workspace>> {
+			try {
+				const res = await fetchImpl(
+					`${httpBase}/workspaces/${encodeURIComponent(id)}/default-computer`,
+					{
+						method: "PUT",
+						headers: { "Content-Type": "application/json" },
+						body: JSON.stringify({ computerId } satisfies SetWorkspaceDefaultComputerRequest),
+					},
+				);
+				if (!res.ok) return { ok: false, error: await errText(res) };
+				return { ok: true, value: (await res.json()) as WorkspaceResponse };
+			} catch (err) {
+				return {
+					ok: false,
+					error: err instanceof Error ? err.message : "Set default computer failed",
+				};
+			}
+		},
+
 		async delete(id): Promise<WorkspaceResult<{ closedCount: number }>> {
 			try {
 				const res = await fetchImpl(`${httpBase}/workspaces/${encodeURIComponent(id)}`, {
diff --git a/src/features/workspaces/logic/view-model.test.ts b/src/features/workspaces/logic/view-model.test.ts
index 52f7025..a4ed19c 100644
--- a/src/features/workspaces/logic/view-model.test.ts
+++ b/src/features/workspaces/logic/view-model.test.ts
@@ -36,6 +36,7 @@ describe("pageTitle", () => {
 		id,
 		title,
 		defaultCwd: null,
+		defaultComputerId: null,
 		createdAt: 0,
 		lastActivityAt: 0,
 		conversationCount: 0,
diff --git a/src/features/workspaces/store.svelte.ts b/src/features/workspaces/store.svelte.ts
index 0f662dc..0cf4ce2 100644
--- a/src/features/workspaces/store.svelte.ts
+++ b/src/features/workspaces/store.svelte.ts
@@ -21,6 +21,8 @@ export interface WorkspaceStore {
 	rename(id: string, title: string): Promise<WorkspaceResult<Workspace>>;
 	/** Set/clear a workspace's default cwd. */
 	setDefaultCwd(id: string, defaultCwd: string | null): Promise<WorkspaceResult<Workspace>>;
+	/** Set/clear a workspace's default computer (SSH `Host` alias; null = local). */
+	setDefaultComputer(id: string, computerId: string | null): Promise<WorkspaceResult<Workspace>>;
 	/** Delete a workspace (closes its conversations, reassigns to "default"). */
 	remove(id: string): Promise<WorkspaceResult<{ closedCount: number }>>;
 }
@@ -71,6 +73,12 @@ export function createWorkspaceStore(http: WorkspaceHttp): WorkspaceStore {
 			return result;
 		},
 
+		async setDefaultComputer(id, computerId): Promise<WorkspaceResult<Workspace>> {
+			const result = await http.setDefaultComputer(id, computerId);
+			if (result.ok) void this.refresh();
+			return result;
+		},
+
 		async remove(id): Promise<WorkspaceResult<{ closedCount: number }>> {
 			const result = await http.delete(id);
 			if (result.ok) void this.refresh();
diff --git a/src/features/workspaces/ui/WorkspaceCard.svelte b/src/features/workspaces/ui/WorkspaceCard.svelte
index 6348bb9..4f846bf 100644
--- a/src/features/workspaces/ui/WorkspaceCard.svelte
+++ b/src/features/workspaces/ui/WorkspaceCard.svelte
@@ -1,18 +1,22 @@
 <script lang="ts">
-	import type { WorkspaceEntry } from "@dispatch/wire";
+	import type { ComputerEntry, WorkspaceEntry } from "@dispatch/wire";
 	import { untrack } from "svelte";
 	import type { WorkspaceStore } from "../store.svelte";
 	import { relativeTime } from "../logic/view-model";
 	import { workspacePath } from "../logic/route";
+	import ComputerSelect from "../../computer/ui/ComputerSelect.svelte";
 
 	let {
 		ws,
 		store,
 		onNavigate,
+		computers,
 	}: {
 		ws: WorkspaceEntry;
 		store: WorkspaceStore;
 		onNavigate: (path: string) => void;
+		/** Discovered computers (`GET /computers`), for the default-computer dropdown. */
+		computers: readonly ComputerEntry[];
 	} = $props();
 
 	// ── Title: double-click to rename inline ──────────────────────────────────
@@ -64,6 +68,21 @@
 		if (!result.ok) cwdError = result.error;
 	}
 
+	// ── Default computer: dropdown (Local / discovered SSH aliases) ────────────
+	let savingComputer = $state(false);
+	let computerError = $state<string | null>(null);
+
+	async function saveComputer(computerId: string | null): Promise<void> {
+		if (savingComputer) return;
+		// No-op when unchanged (the select only fires on a real change, but guard).
+		if (computerId === (ws.defaultComputerId ?? null)) return;
+		savingComputer = true;
+		computerError = null;
+		const result = await store.setDefaultComputer(ws.id, computerId);
+		savingComputer = false;
+		if (!result.ok) computerError = result.error;
+	}
+
 	// ── Delete ─────────────────────────────────────────────────────────────────
 	let deleting = $state(false);
 
@@ -159,6 +178,19 @@
 		</button>
 	</div>
 
+	<div class="flex items-center gap-2">
+		<span class="w-8 shrink-0 text-xs opacity-60">ssh</span>
+		<ComputerSelect
+			value={ws.defaultComputerId}
+			{computers}
+			disabled={savingComputer}
+			onSelect={saveComputer}
+		/>
+		{#if savingComputer}
+			<span class="loading loading-spinner loading-xs shrink-0"></span>
+		{/if}
+	</div>
+
 	<div class="flex justify-start">
 		<a
 			class="btn"
@@ -177,4 +209,10 @@
 	{:else if !cwdDirty && !ws.defaultCwd}
 		<p class="text-xs opacity-50">No default cwd set — conversations inherit the server default.</p>
 	{/if}
+
+	{#if computerError}
+		<p class="text-xs text-error">{computerError}</p>
+	{:else if !ws.defaultComputerId}
+		<p class="text-xs opacity-50">No default computer — conversations run locally (no SSH).</p>
+	{/if}
 </li>
diff --git a/src/features/workspaces/ui/WorkspaceCard.test.ts b/src/features/workspaces/ui/WorkspaceCard.test.ts
index 385856d..48b12b3 100644
--- a/src/features/workspaces/ui/WorkspaceCard.test.ts
+++ b/src/features/workspaces/ui/WorkspaceCard.test.ts
@@ -11,6 +11,7 @@ function fakeEntry(overrides: Partial<WorkspaceEntry> = {}): WorkspaceEntry {
 		id: "my-ws",
 		title: "My Workspace",
 		defaultCwd: null,
+		defaultComputerId: null,
 		createdAt: 1,
 		lastActivityAt: 2,
 		conversationCount: 3,
@@ -33,6 +34,12 @@ function fakeStore() {
 				value: fakeEntry({ id, defaultCwd }),
 			}),
 		),
+		setDefaultComputer: vi.fn(
+			async (id: string, computerId: string | null): Promise<WorkspaceResult<WorkspaceEntry>> => ({
+				ok: true,
+				value: fakeEntry({ id, defaultComputerId: computerId }),
+			}),
+		),
 		remove: vi.fn(
 			async (): Promise<WorkspaceResult<{ closedCount: number }>> => ({
 				ok: true,
@@ -47,7 +54,7 @@ describe("WorkspaceCard", () => {
 		const store = fakeStore() as unknown as WorkspaceStore;
 		const onNavigate = vi.fn();
 		render(WorkspaceCard, {
-			props: { ws: fakeEntry(), store, onNavigate },
+			props: { ws: fakeEntry(), store, onNavigate, computers: [] },
 		});
 		expect(screen.getByText("My Workspace")).toBeInTheDocument();
 		expect(screen.getByText("/my-ws")).toBeInTheDocument();
@@ -57,7 +64,9 @@ describe("WorkspaceCard", () => {
 	it("double-clicking the title reveals an edit input", async () => {
 		const user = userEvent.setup();
 		const store = fakeStore() as unknown as WorkspaceStore;
-		render(WorkspaceCard, { props: { ws: fakeEntry(), store, onNavigate: vi.fn() } });
+		render(WorkspaceCard, {
+			props: { ws: fakeEntry(), store, onNavigate: vi.fn(), computers: [] },
+		});
 
 		await user.dblClick(screen.getByText("My Workspace"));
 		expect(screen.getByLabelText("Workspace title")).toHaveValue("My Workspace");
@@ -66,7 +75,9 @@ describe("WorkspaceCard", () => {
 	it("renames via the store on Enter", async () => {
 		const user = userEvent.setup();
 		const store = fakeStore() as unknown as WorkspaceStore;
-		render(WorkspaceCard, { props: { ws: fakeEntry(), store, onNavigate: vi.fn() } });
+		render(WorkspaceCard, {
+			props: { ws: fakeEntry(), store, onNavigate: vi.fn(), computers: [] },
+		});
 
 		await user.dblClick(screen.getByText("My Workspace"));
 		const input = screen.getByLabelText("Workspace title");
@@ -80,7 +91,7 @@ describe("WorkspaceCard", () => {
 		const user = userEvent.setup();
 		const store = fakeStore() as unknown as WorkspaceStore;
 		render(WorkspaceCard, {
-			props: { ws: fakeEntry({ defaultCwd: "/old" }), store, onNavigate: vi.fn() },
+			props: { ws: fakeEntry({ defaultCwd: "/old" }), store, onNavigate: vi.fn(), computers: [] },
 		});
 
 		const input = screen.getByLabelText("Default working directory");
@@ -99,7 +110,7 @@ describe("WorkspaceCard", () => {
 		const user = userEvent.setup();
 		const store = fakeStore() as unknown as WorkspaceStore;
 		render(WorkspaceCard, {
-			props: { ws: fakeEntry({ defaultCwd: "/old" }), store, onNavigate: vi.fn() },
+			props: { ws: fakeEntry({ defaultCwd: "/old" }), store, onNavigate: vi.fn(), computers: [] },
 		});
 
 		const input = screen.getByLabelText("Default working directory");
@@ -113,7 +124,7 @@ describe("WorkspaceCard", () => {
 		const user = userEvent.setup();
 		const store = fakeStore() as unknown as WorkspaceStore;
 		const onNavigate = vi.fn();
-		render(WorkspaceCard, { props: { ws: fakeEntry(), store, onNavigate } });
+		render(WorkspaceCard, { props: { ws: fakeEntry(), store, onNavigate, computers: [] } });
 
 		await user.click(screen.getByRole("link", { name: "Open" }));
 		expect(onNavigate).toHaveBeenCalledWith("/my-ws");
diff --git a/src/features/workspaces/ui/WorkspacesHome.svelte b/src/features/workspaces/ui/WorkspacesHome.svelte
index 5894f0a..bdfd023 100644
--- a/src/features/workspaces/ui/WorkspacesHome.svelte
+++ b/src/features/workspaces/ui/WorkspacesHome.svelte
@@ -1,10 +1,16 @@
 <script lang="ts">
 	import { onMount } from "svelte";
+	import type { ComputerEntry } from "@dispatch/wire";
 	import type { WorkspaceStore } from "../store.svelte";
 	import { isValidSlug, workspacePath } from "../logic/route";
 	import WorkspaceCard from "./WorkspaceCard.svelte";
 
-	let { store, onNavigate }: { store: WorkspaceStore; onNavigate: (path: string) => void } = $props();
+	let {
+		store,
+		onNavigate,
+		computers,
+	}: { store: WorkspaceStore; onNavigate: (path: string) => void; computers: readonly ComputerEntry[] } =
+		$props();
 
 	onMount(() => {
 		void store.refresh();
@@ -78,7 +84,7 @@
 		{:else}
 			<ul class="flex flex-col gap-2">
 				{#each store.list as ws (ws.id)}
-					<WorkspaceCard {ws} {store} {onNavigate} />
+					<WorkspaceCard {ws} {store} {onNavigate} {computers} />
 				{/each}
 			</ul>
 		{/if}