fix(review round 2): daemon symlink tars, orphan-safe removes, unique seed names, git ctx, IsErrNotFound, collision-free slugs, branch validation; web first-run WS, draft reset, IME guard, churn fix, test swap repair; 106 daemon + 190 web tests green

web/src/ChatView.tsx

@@ -76,6 +76,10 @@ export default function ChatView({ store, pushToast }: Props) {
 		setEvents([]);
 		setHasOlder(false);
 		lastSeqRef.current = 0;
+		// a draft (or stuck sending state) from the previous session must not
+		// leak into the new one
+		setDraft("");
+		setSending(false);
 		let alive = true;
 		void (async () => {
 			try {
@@ -96,11 +100,13 @@ export default function ChatView({ store, pushToast }: Props) {
 		};
 	}, [sessionId, applyEvents]);
 
-	// ws subscription
+	// ws subscription: dep on store.subscribe (stable per manager) rather than
+	// the whole store object — every sessions-list change would otherwise
+	// churn unsubscribe/resubscribe and can drop events in the gap
 	useEffect(() => {
 		if (sessionId.length === 0 || store.state !== "open") return;
 		return store.subscribe(sessionId, applyEvents);
-	}, [sessionId, store.state, store, applyEvents]);
+	}, [sessionId, store.state, store.subscribe, applyEvents]);
 
 	// missed events after reconnect (persisted only); a response for a
 	// previous session must not merge here nor touch the cursor (S1)
@@ -187,6 +193,8 @@ export default function ChatView({ store, pushToast }: Props) {
 	};
 
 	const onKeyDown = (e: React.KeyboardEvent<HTMLTextAreaElement>): void => {
+		// IME composition: Enter confirms the candidate window, not a send
+		if (e.nativeEvent.isComposing) return;
 		if (e.key === SEND_KEY && !e.shiftKey) {
 			e.preventDefault();
 			void send();