fix: composer history, emoji search focus, usage ring, recap code, ask endings, invoke toasts, copy confirmation

.lane/memory/apps/app/src/composer.tsx/01M4YQG7BVWEFZPD56A2BA0VE9-mode-ace-mode-channels-id-an.md

@@ -4,9 +4,9 @@ anchor: function Composer
 created: 2026-10-15T02:50:44Z
 norm: '1'
 sig: 6e0e6c5c8afbd01a
-body_hash: 5f7b73ecdc92491d
-raw_hash: 92a0017bb10f2de6
-vouched: 2026-10-19T20:57:54Z
+body_hash: f265dfc748a0c278
+raw_hash: dd0efcf54d33e479
+vouched: 2026-10-22T14:39:32Z
 lines: 99-282
 ---
 

.lane/memory/apps/app/src/composer.tsx/01M4ZSEZBJJ3AMEBTR7SH36FW4-models-are-read-only-while-t.md

@@ -4,9 +4,9 @@ anchor: function Composer
 created: 2026-10-15T12:44:15Z
 norm: '1'
 sig: 6e0e6c5c8afbd01a
-body_hash: 5f7b73ecdc92491d
-raw_hash: 92a0017bb10f2de6
-vouched: 2026-10-19T20:57:54Z
+body_hash: f265dfc748a0c278
+raw_hash: dd0efcf54d33e479
+vouched: 2026-10-22T14:39:32Z
 lines: 101-290
 ---
 

.lane/memory/apps/app/src/composer.tsx/01M4ZYQVGB6C87WBEV12WPQ8PF-a-withdrawn-message-returns.md

@@ -4,9 +4,9 @@ anchor: function Composer
 created: 2026-10-15T14:16:28Z
 norm: '1'
 sig: 6e0e6c5c8afbd01a
-body_hash: 5f7b73ecdc92491d
-raw_hash: 92a0017bb10f2de6
-vouched: 2026-10-19T20:57:54Z
+body_hash: f265dfc748a0c278
+raw_hash: dd0efcf54d33e479
+vouched: 2026-10-22T14:39:32Z
 lines: 104-326
 ---
 

.lane/memory/apps/host/src/cli.ts/01M4YY5SXJFQK8VXT78X1E0KAE-every-command-but-serve-must.md

@@ -4,9 +4,9 @@ anchor: function main
 created: 2026-10-15T04:47:23Z
 norm: '1'
 sig: 7d5d3f63a3bddde4
-body_hash: fd9cef47cdc61076
-raw_hash: e9c988923aa657a6
-vouched: 2026-10-22T14:31:33Z
+body_hash: 42c616dba5adb167
+raw_hash: 1a7c366637365036
+vouched: 2026-10-22T14:45:22Z
 lines: 253-482
 ---
 

.lane/memory/apps/host/src/cli.ts/01M5J0BZWP8SCBK522YT2HMZDZ-ace-info-prints-agent-access.md

@@ -4,8 +4,9 @@ anchor: function main
 created: 2026-10-22T14:31:16Z
 norm: '1'
 sig: 7d5d3f63a3bddde4
-body_hash: fd9cef47cdc61076
-raw_hash: e9c988923aa657a6
+body_hash: 42c616dba5adb167
+raw_hash: 1a7c366637365036
+vouched: 2026-10-22T14:45:22Z
 lines: 332-614
 ---
 

.lane/memory/packages/ui/src/components/composer/chat-composer.tsx/01M53E0S8M7RPD1RK65J9NG78E-dictation-writes-only-betwee.md

@@ -4,8 +4,9 @@ anchor: function useComposer
 created: 2026-10-16T22:41:13Z
 norm: '1'
 sig: 381929b0cbaf2245
-body_hash: 8f1d85407de87351
-raw_hash: 6588ffae72ff82db
+body_hash: 4dcfff341604590f
+raw_hash: 03d5450461fb3892
+vouched: 2026-10-22T14:39:32Z
 lines: 597-1226
 ---
 

apps/app/src/composer.tsx

@@ -252,9 +252,12 @@ export function Composer(
 			const sent = new Set(attached);
 			setAttached((current) => current.filter((value) => !sent.has(value)));
 		} catch (error) {
+			const { message } = error as Error;
+			// Only a missing key is fixed in Providers; busy, access and size errors are not.
+			const keys = invoke && onProviders && /provider key/i.test(message);
 			toast.error(invoke ? "Could not invoke agent" : "Could not send message", {
-				description: (error as Error).message,
-				...(invoke && onProviders ? { action: { label: "Providers", onClick: onProviders } } : {}),
+				description: message,
+				...(keys ? { action: { label: "Providers", onClick: onProviders } } : {}),
 			});
 		} finally {
 			sending.current = false;

apps/app/src/conversation.tsx

@@ -201,7 +201,12 @@ export function Conversation(
 								);
 								act({ op: "react", emoji, remove }, uid);
 							}}
-							onCopy={(uid) => void navigator.clipboard.writeText(byKey.get(uid)!.text)}
+							onCopy={(uid) =>
+								navigator.clipboard.writeText(byKey.get(uid)!.text).then(
+									() => toast("Copied message"),
+									(error) =>
+										toast.error("Could not copy the message", { description: error.message }),
+								)}
 							onDelete={setDeleting}
 							editable={editable}
 							editing={edited?.key}

apps/host/src/cli.ts

@@ -133,6 +133,9 @@ function clip(text: string, length: number): string {
 	return line.length > length ? `${line.slice(0, length - 1)}…` : line;
 }
 
+/** Whether `(run ended)` already printed, so `ask` doesn't print a second ending. */
+let ended = false;
+
 function render(event: Event, info: ChannelInfo) {
 	const tag = event.chat === 1 && info.chats.length === 1 ? "" : dim(`[${event.chat}] `);
 	switch (event.kind) {
@@ -151,7 +154,9 @@ function render(event: Event, info: ChannelInfo) {
 		case "result":
 			return console.log(dim(`${tag}  ${event.error ? "✗" : "←"} ${clip(event.text, 100)}`));
 		case "run":
-			return event.state === "end" && console.log(dim(`${tag}  (run ended)`));
+			if (event.state !== "end") return;
+			ended = true;
+			return console.log(dim(`${tag}  (run ended)`));
 	}
 }
 
@@ -536,7 +541,7 @@ async function main() {
 						process.exit(130);
 					});
 					const status = await session.request<string>({ op: "wait", submission });
-					if (status === "unanswered") console.log(dim("  (stopped before answering)"));
+					if (status === "unanswered" && !ended) console.log(dim("  (stopped before answering)"));
 					return;
 				}
 				case "watch":

packages/ui/src/components/composer/chat-composer.tsx

@@ -1071,7 +1071,7 @@ function useComposer({
 				return true;
 			}
 		}
-		return history.handleKey(v, e, m => updateMode(m || ms[0]!.id));
+		return history.handleKey(v, e, m => updateMode(m || ms[0]!.id), modeRef.current);
 	}
 
 	function update(v: EditorView) {
@@ -1717,7 +1717,8 @@ function ComposerButtons({ state }: { state: ComposerState }) {
 	let { terminal, sendable, send, tip, stop, onStop, exit, edit, cancel, accessory } = state;
 	return (
 		<Composer.End>
-			{accessory}
+			{/* Above the actions' hover halo, which reaches over it. */}
+			{accessory && <span className="relative z-10 flex">{accessory}</span>}
 			<TooltipProvider>
 				{terminal
 					? (

packages/ui/src/components/timeline/timeline.tsx

@@ -441,7 +441,7 @@ function AgentWorkingContextView(
 						...workingTextFont,
 					}}
 				>
-					{turn.recap && <span className="text-foreground/80">{turn.recap}</span>}
+					{turn.recap && <span className="text-foreground/80">{codeSpans(turn.recap)}</span>}
 					<span
 						className={cn("flex min-w-0 items-center gap-1.5", turn.recap && "text-xs")}
 						style={{ blockSize: WORKING_SUMMARY_HEIGHT }}
@@ -489,6 +489,13 @@ function AgentWorkingContextView(
 	);
 }
 
+/** Recaps are plain text, but models still wrap commands and paths in backticks. */
+function codeSpans(text: string) {
+	return text.split(/`([^`]+)`/).map((part, i) =>
+		i % 2 ? <code key={i} className="font-mono text-[0.92em]">{part}</code> : part
+	);
+}
+
 function find(items: TimelineItem[], uid: string) {
 	for (let i = 0; i < items.length; i++) {
 		let item = items[i]!;

packages/ui/src/hooks/use-history.ts

@@ -1,5 +1,6 @@
 import { useRef } from "react";
 import { TextSelection } from "prosemirror-state";
+import type { Node } from "prosemirror-model";
 import type { EditorView } from "prosemirror-view";
 
 const MAX = 10;
@@ -25,13 +26,37 @@ function clear(view: EditorView) {
 	view.dispatch(tr);
 }
 
+/** Ace mode's empty composer still holds its `@ace` chip, so mentions alone count as empty. */
+function blank(doc: Node) {
+	let text = "";
+	doc.descendants((node) => {
+		if (node.type.name === "mention") return false;
+		if (node.isText) text += node.text;
+		else if (node.isLeaf && node.isInline) text += "x";
+	});
+	return !text.trim();
+}
+
 /**
  * Navigate sent-message history with ArrowUp/ArrowDown.
  * Only starts when input is empty. Call `reset` on onChange to exit history mode.
  */
 function useHistory(scope?: string) {
 	let k = `ace:history:${scope || location.pathname}`;
 	let index = useRef(-1);
+	// A recall dispatches a change like typing does; this keeps that change from ending browsing.
+	let recalling = useRef(false);
+	// The mode before browsing, restored when ↓ returns to an empty composer.
+	let origin = useRef<string>(undefined);
+
+	function recall(write: () => void) {
+		recalling.current = true;
+		try {
+			write();
+		} finally {
+			recalling.current = false;
+		}
+	}
 
 	function load(): Entry[] {
 		try {
@@ -69,18 +94,19 @@ function useHistory(scope?: string) {
 
 	/**
 	 * ProseMirror key handler for history navigation. `onMode` receives the mode
-	 * a recalled entry was sent in (undefined when returning to an empty box) so
+	 * a recalled entry was sent in (`mode`, the one before browsing, when returning to an empty box) so
 	 * the composer can restore mode state alongside the document.
 	 */
 	function handleKey(
 		view: EditorView,
 		e: KeyboardEvent,
 		onMode?: (mode?: string) => void,
+		mode?: string,
 	): boolean {
 		if (e.key !== "ArrowUp" && e.key !== "ArrowDown") return false;
 
 		let browsing = index.current !== -1;
-		if (!browsing && view.state.doc.textContent) return false;
+		if (!browsing && !blank(view.state.doc)) return false;
 
 		let items = load();
 		if (!items.length) return false;
@@ -89,9 +115,12 @@ function useHistory(scope?: string) {
 			let next = browsing ? index.current - 1 : items.length - 1;
 			if (next < 0) return browsing;
 			e.preventDefault();
+			if (!browsing) origin.current = mode;
 			index.current = next;
-			apply(view, items[next]!.doc);
-			onMode?.(items[next]!.mode);
+			recall(() => {
+				apply(view, items[next]!.doc);
+				onMode?.(items[next]!.mode);
+			});
 			return true;
 		}
 
@@ -101,13 +130,17 @@ function useHistory(scope?: string) {
 			let next = index.current + 1;
 			if (next >= items.length) {
 				index.current = -1;
-				clear(view);
-				onMode?.(undefined);
+				recall(() => {
+					clear(view);
+					onMode?.(origin.current);
+				});
 				return true;
 			}
 			index.current = next;
-			apply(view, items[next]!.doc);
-			onMode?.(items[next]!.mode);
+			recall(() => {
+				apply(view, items[next]!.doc);
+				onMode?.(items[next]!.mode);
+			});
 			return true;
 		}
 
@@ -116,6 +149,7 @@ function useHistory(scope?: string) {
 
 	/** Reset browsing index. Call on onChange to exit history mode. */
 	function reset() {
+		if (recalling.current) return;
 		index.current = -1;
 	}
 

packages/ui/src/ui/emoji-picker.tsx

@@ -117,10 +117,13 @@ function EmojiPicker({ onSelect, theme }: Props) {
 			s.textContent = shadowCSS();
 			host.shadowRoot.appendChild(s);
 		}
+		// emoji-mart's autoFocus runs before the popover can take focus, so focus search a frame later.
+		let frame = requestAnimationFrame(() => host?.shadowRoot?.querySelector("input")?.focus());
 		picker.current = instance;
 		applyVars();
 
 		return () => {
+			cancelAnimationFrame(frame);
 			picker.current = null;
 			el.replaceChildren();
 		};