feat(agent): update agent connection behavior to start with a blank conversation and allow user-initiated session restoration

web/src/components/canvas/canvas-agent-chat-ui.tsx

@@ -1,445 +0,0 @@
-import { useEffect, useRef, useState, type ReactNode } from "react";
-import { Button, Tooltip } from "antd";
-import { ArrowUp, Brain, CheckCircle2, ChevronDown, Circle, CircleAlert, FilePenLine, FileText, ImagePlus, ListChecks, LoaderCircle, Search, Square, TerminalSquare, UserRound, Wrench, X, XCircle } from "lucide-react";
-import { Streamdown } from "streamdown";
-
-import { isPlainEnterKey } from "@/lib/keyboard-event";
-import { canvasThemes } from "@/lib/canvas-theme";
-import type { LocalUser } from "@/stores/use-user-store";
-
-export type CanvasAgentChatAttachment = { id: string; name: string; url: string };
-export type CanvasAgentChatMessage = {
-    id: string;
-    role: "user" | "assistant" | "system" | "tool" | "error";
-    title?: string;
-    text: string;
-    meta?: string;
-    detail?: unknown;
-    attachments?: CanvasAgentChatAttachment[];
-    /** Present while the message is actively streaming; cleared on completion. */
-    streamId?: string;
-};
-
-export function AgentChatMessage({ item, theme, user, onRejectTool, onApproveTool }: { item: CanvasAgentChatMessage; theme: (typeof canvasThemes)[keyof typeof canvasThemes]; user: LocalUser | null; onRejectTool?: (id: string) => void; onApproveTool?: (id: string) => void }) {
-    const isUser = item.role === "user";
-    const isSystem = item.role === "system";
-    const color = item.role === "error" ? "#dc2626" : item.role === "tool" ? "#2563eb" : theme.node.text;
-    if (isSystem) {
-        return (
-            <div className="flex justify-center text-xs">
-                <div className="max-w-[88%] px-3 py-1.5 text-center" style={{ color: theme.node.muted }}>
-                    {item.text}
-                    {item.meta ? <span className="ml-2 opacity-60">{item.meta}</span> : null}
-                </div>
-            </div>
-        );
-    }
-    if (item.role === "tool") {
-        if (objectField(item.detail, "status") === "pending") return <AgentPendingToolCard summary={item.text} detail={item.detail} theme={theme} onReject={() => onRejectTool?.(item.id)} onApprove={() => onApproveTool?.(item.id)} />;
-        return (
-            <div className="flex items-start gap-3">
-                <AgentAvatar theme={theme} />
-                <AgentToolCard title={item.title || "工具调用"} text={item.text} detail={item.detail} theme={theme} />
-            </div>
-        );
-    }
-    return (
-        <div className={`flex items-start gap-3 ${isUser ? "justify-end" : "justify-start"}`}>
-            {!isUser ? <AgentAvatar theme={theme} /> : null}
-            <div
-                className={isUser ? "min-w-0 max-w-[82%] py-1 text-right text-sm leading-6" : "min-w-0 flex-1 text-left text-sm leading-6"}
-                style={{ color }}
-            >
-                {isUser ? (
-                    <div className="whitespace-pre-wrap break-words">{item.text}</div>
-                ) : (
-                    <Streamdown animated isAnimating={!!item.streamId}>{item.text}</Streamdown>
-                )}
-                {item.attachments?.length ? <AgentMessageAttachments attachments={item.attachments} /> : null}
-                {item.meta ? <div className={`mt-1 text-[11px] tabular-nums opacity-55 ${isUser ? "text-right" : ""}`}>{item.meta}</div> : null}
-            </div>
-            {isUser ? <AgentUserAvatar user={user} theme={theme} /> : null}
-        </div>
-    );
-}
-
-export function AgentPendingToolCard({ summary, detail, theme, onReject, onApprove }: { summary: string; detail?: unknown; theme: (typeof canvasThemes)[keyof typeof canvasThemes]; onReject?: () => void; onApprove?: () => void }) {
-    const view = userDetail(detail);
-    return (
-        <div className="flex items-start gap-3">
-            <AgentAvatar theme={theme} />
-            <div className="min-w-0 flex-1 rounded-xl border px-3 py-3" style={{ borderColor: "rgba(217,119,6,.28)", background: "rgba(217,119,6,.025)", color: theme.node.text }}>
-                <details className="group">
-                    <summary className={`flex list-none items-start gap-2.5 ${view ? "cursor-pointer" : "cursor-default"}`} onClick={(event) => { if (!view) event.preventDefault(); }}>
-                        <CircleAlert className="mt-0.5 size-4 shrink-0 text-amber-600" />
-                        <div className="min-w-0 flex-1">
-                            <div className="flex items-center gap-2 text-sm font-medium leading-5">
-                                <span>等待确认</span>
-                                {view ? <ChevronDown className="ml-auto size-3.5 transition-transform group-open:rotate-180" style={{ color: theme.node.muted }} /> : null}
-                            </div>
-                            <div className="mt-1 text-sm leading-5" style={{ color: theme.node.muted }}>{summary}</div>
-                        </div>
-                    </summary>
-                    {view ? <AgentDetailBlock detail={view} theme={theme} /> : null}
-                </details>
-                {onReject || onApprove ? (
-                    <div className="mt-3 flex justify-end gap-2 border-t pt-3" style={{ borderColor: theme.node.stroke }}>
-                        <Button danger type="text" className="!h-8" icon={<XCircle className="size-3.5" />} onClick={() => onReject?.()}>
-                            拒绝执行
-                        </Button>
-                        <Button type="text" className="!h-8" icon={<CheckCircle2 className="size-3.5" />} style={{ color: "#16a34a" }} onClick={() => onApprove?.()}>
-                            批准执行
-                        </Button>
-                    </div>
-                ) : null}
-            </div>
-        </div>
-    );
-}
-
-export function AgentToolCard({ title, text, detail, theme }: { title: string; text: string; detail?: unknown; theme: (typeof canvasThemes)[keyof typeof canvasThemes] }) {
-    const plan = planDetail(detail);
-    if (plan) return <AgentPlanCard title={title} plan={plan} theme={theme} />;
-    const state = toolCardState(title, text, detail);
-    const view = userDetail(detail);
-    const kind = String(objectField(detail, "kind") || "");
-    return (
-        <details className="group min-w-0 flex-1 rounded-xl border px-3 py-2.5 text-left" style={{ borderColor: theme.node.stroke, background: "transparent", color: theme.node.text }}>
-            <summary className={`flex list-none items-start gap-2.5 ${view ? "cursor-pointer" : "cursor-default"}`} onClick={(event) => { if (!view) event.preventDefault(); }}>
-                <span className="mt-0.5 shrink-0" style={{ color: state.color }}>{toolIcon(kind, state.icon)}</span>
-                <div className="min-w-0 flex-1">
-                    <div className="flex min-w-0 items-center gap-2 text-sm font-medium leading-5">
-                        <span className="min-w-0 truncate">{title}</span>
-                        <span className="inline-flex shrink-0 items-center gap-1 text-[11px] font-normal" style={{ color: state.color }}>
-                            {state.label}
-                        </span>
-                        {view ? <ChevronDown className="ml-auto size-3.5 shrink-0 transition-transform group-open:rotate-180" style={{ color: theme.node.muted }} /> : null}
-                    </div>
-                    <div className={`mt-1 whitespace-pre-wrap break-words text-sm leading-5 ${kind === "command" ? "font-mono text-[12px]" : ""}`} style={{ color: state.isError ? state.color : theme.node.muted }}>
-                        {text}
-                    </div>
-                </div>
-            </summary>
-            {view ? <AgentDetailBlock detail={view} theme={theme} /> : null}
-        </details>
-    );
-}
-
-function AgentPlanCard({ title, plan, theme }: { title: string; plan: PlanDetail; theme: (typeof canvasThemes)[keyof typeof canvasThemes] }) {
-    const [open, setOpen] = useState(true);
-    const completed = plan.tasks.filter((item) => item.status === "completed").length;
-    const state = planCardState(plan, completed);
-    return (
-        <details open={open} onToggle={(event) => setOpen(event.currentTarget.open)} className="group min-w-0 flex-1 rounded-xl border px-3 py-2.5 text-left" style={{ borderColor: theme.node.stroke, background: "transparent", color: theme.node.text }}>
-            <summary className="flex min-w-0 cursor-pointer list-none items-center gap-2.5">
-                <ListChecks className="size-4 shrink-0" style={{ color: state.color }} />
-                <span className="min-w-0 flex-1 truncate text-sm font-medium">{title}</span>
-                <span className="shrink-0 text-[11px]" style={{ color: state.color }}>{state.label}</span>
-                <span aria-live="polite" className="shrink-0 text-[11px] tabular-nums" style={{ color: theme.node.muted }}>{completed}/{plan.tasks.length}</span>
-                <ChevronDown className="size-3.5 shrink-0 transition-transform group-open:rotate-180" style={{ color: theme.node.muted }} />
-            </summary>
-            {plan.explanation ? <div className="mt-1.5 text-xs leading-5" style={{ color: theme.node.muted }}>{plan.explanation}</div> : null}
-            <div className="mt-2.5 space-y-2 border-t pt-2.5" style={{ borderColor: theme.node.stroke }}>
-                {plan.tasks.map((item, index) => {
-                    const task = planTaskState(item.status, theme.node.muted);
-                    return (
-                        <div key={`${index}-${item.step}`} className="flex items-start gap-2 text-sm leading-5">
-                            <span className="mt-0.5 shrink-0" style={{ color: task.color }}>{task.icon}</span>
-                            <span className={`min-w-0 flex-1 ${item.status === "completed" ? "opacity-55" : item.status === "inProgress" ? "font-medium" : ""}`} style={{ color: item.status === "inProgress" ? theme.node.text : theme.node.muted }}>{item.step}</span>
-                            <span className="shrink-0 text-[11px]" style={{ color: task.color }}>{task.label}</span>
-                        </div>
-                    );
-                })}
-            </div>
-        </details>
-    );
-}
-
-export function AgentWorkingMessage({ text, activityKey, theme }: { text: string; activityKey: string; theme: (typeof canvasThemes)[keyof typeof canvasThemes] }) {
-    const [elapsed, setElapsed] = useState(0);
-    useEffect(() => {
-        const startedAt = Date.now();
-        setElapsed(0);
-        const timer = window.setInterval(() => setElapsed(Math.floor((Date.now() - startedAt) / 1000)), 1000);
-        return () => window.clearInterval(timer);
-    }, [activityKey]);
-    return (
-        <div className="flex items-start gap-3">
-            <AgentAvatar theme={theme} />
-            <div className="min-w-0 flex-1 py-1" aria-live="polite">
-                <div className="flex flex-wrap items-center gap-x-2 gap-y-1 text-sm" style={{ color: theme.node.muted }}>
-                    <LoaderCircle className="size-3.5 shrink-0 animate-spin" />
-                    <span className="min-w-0">{text}</span>
-                    {elapsed >= 5 ? <span className="shrink-0 text-[11px] tabular-nums opacity-60">{waitingTime(elapsed)}</span> : null}
-                </div>
-                {elapsed >= 30 ? <div className="mt-1 text-xs leading-5 opacity-65" style={{ color: theme.node.muted }}>响应时间较长，但任务仍在运行。可以继续等待，或点击输入框右侧的停止按钮结束本轮。</div> : null}
-            </div>
-        </div>
-    );
-}
-
-function waitingTime(seconds: number) {
-    if (seconds < 60) return `已等待 ${seconds} 秒`;
-    const minutes = Math.floor(seconds / 60);
-    return `已等待 ${minutes} 分 ${seconds % 60} 秒`;
-}
-
-export function AgentChatComposer({
-    prompt,
-    attachments = [],
-    disabled,
-    sending,
-    placeholder,
-    theme,
-    onPromptChange,
-    onSubmit,
-    onStop,
-    onAddFiles,
-    onRemoveAttachment,
-    left,
-}: {
-    prompt: string;
-    attachments?: CanvasAgentChatAttachment[];
-    disabled?: boolean;
-    sending?: boolean;
-    placeholder: string;
-    theme: (typeof canvasThemes)[keyof typeof canvasThemes];
-    onPromptChange: (value: string) => void;
-    onSubmit: () => void;
-    onStop?: () => void;
-    onAddFiles?: (files: FileList | File[] | null) => void | Promise<void>;
-    onRemoveAttachment?: (id: string) => void;
-    left?: ReactNode;
-}) {
-    const fileInputRef = useRef<HTMLInputElement>(null);
-    const canSubmit = !disabled && !sending && Boolean(prompt.trim() || attachments.length);
-    return (
-        <div className="px-2 pb-2 pt-2" onWheelCapture={(event) => event.stopPropagation()}>
-            <div className="rounded-[24px] border px-3 pb-3 pt-3 shadow-lg" style={{ background: theme.toolbar.panel, borderColor: theme.node.stroke }}>
-                {attachments.length ? (
-                    <div className="thin-scrollbar mb-2 flex gap-2 overflow-x-auto pb-1">
-                        {attachments.map((item) => (
-                            <div key={item.id} className="group relative size-14 shrink-0 overflow-hidden rounded-xl border" style={{ borderColor: theme.node.stroke }} title={item.name}>
-                                <img src={item.url} alt={item.name} className="size-full object-cover" />
-                                {onRemoveAttachment ? (
-                                    <button type="button" className="absolute right-1 top-1 grid size-5 place-items-center rounded-full border opacity-0 shadow-sm transition group-hover:opacity-100" style={{ background: theme.toolbar.panel, borderColor: theme.node.stroke, color: theme.node.text }} onClick={() => onRemoveAttachment(item.id)} aria-label="移除图片">
-                                        <X className="size-3" />
-                                    </button>
-                                ) : null}
-                            </div>
-                        ))}
-                    </div>
-                ) : null}
-                <textarea
-                    value={prompt}
-                    onChange={(event) => onPromptChange(event.target.value)}
-                    onPaste={(event) => {
-                        if (!onAddFiles) return;
-                        const images = Array.from(event.clipboardData.files).filter((file) => file.type.startsWith("image/"));
-                        if (!images.length) return;
-                        event.preventDefault();
-                        void onAddFiles(images);
-                    }}
-                    onKeyDown={(event) => {
-                        if (!isPlainEnterKey(event)) return;
-                        event.preventDefault();
-                        void onSubmit();
-                    }}
-                    className="thin-scrollbar max-h-32 min-h-20 w-full resize-none border-0 bg-transparent px-1 py-1 text-sm leading-5 outline-none placeholder:opacity-45"
-                    style={{ color: theme.node.text }}
-                    placeholder={placeholder}
-                />
-                <div className="mt-2 flex items-center justify-between gap-2">
-                    <div className="flex min-w-0 items-center gap-1">
-                        {onAddFiles ? (
-                            <>
-                                <input ref={fileInputRef} hidden type="file" accept="image/*" multiple onChange={(event) => {
-                                    void onAddFiles(event.target.files);
-                                    event.target.value = "";
-                                }} />
-                                <Tooltip title="上传图片">
-                                    <Button type="text" shape="circle" className="!h-9 !w-9 !min-w-9" disabled={sending} style={{ color: theme.node.muted }} icon={<ImagePlus className="size-4" />} onClick={() => fileInputRef.current?.click()} />
-                                </Tooltip>
-                            </>
-                        ) : null}
-                        {left}
-                    </div>
-                    <div className="flex shrink-0 items-center gap-1.5">
-                        {sending && onStop ? (
-                            <Button danger shape="circle" className="!h-10 !w-10 !min-w-10" icon={<Square className="size-4" />} onClick={() => void onStop()} aria-label="停止" />
-                        ) : (
-                            <Button type="primary" shape="circle" className="!h-10 !w-10 !min-w-10" disabled={!canSubmit} icon={sending ? <LoaderCircle className="size-4 animate-spin" /> : <ArrowUp className="size-4" />} onClick={() => void onSubmit()} aria-label="发送" />
-                        )}
-                    </div>
-                </div>
-            </div>
-        </div>
-    );
-}
-
-export function AgentPanelTabs<T extends string>({ value, items, theme, right, onChange }: { value: T; items: { value: T; label: string; icon?: ReactNode; count?: number }[]; theme: (typeof canvasThemes)[keyof typeof canvasThemes]; right?: ReactNode; onChange: (value: T) => void }) {
-    return (
-        <div className="border-b px-3" style={{ borderColor: theme.node.stroke }}>
-            <div className="flex min-h-11 items-center justify-between gap-3">
-                <nav className="thin-scrollbar flex min-w-0 flex-1 items-center gap-3 overflow-x-auto text-sm" role="tablist" aria-label="Agent 面板">
-                    {items.map((item) => (
-                        <button key={item.value} type="button" role="tab" aria-selected={value === item.value} className={`inline-flex h-11 shrink-0 items-center gap-1.5 border-b-2 px-0.5 transition ${value === item.value ? "font-medium" : "font-normal"}`} style={{ borderColor: value === item.value ? theme.node.text : "transparent", color: value === item.value ? theme.node.text : theme.node.muted }} onClick={() => onChange(item.value)}>
-                            {item.icon}
-                            {item.label}{item.count ? ` ${item.count}` : ""}
-                        </button>
-                    ))}
-                </nav>
-                {right ? <div className="flex shrink-0 items-center gap-2">{right}</div> : null}
-            </div>
-        </div>
-    );
-}
-
-type PlanTask = { step: string; status: string };
-type PlanDetail = { status: string; tasks: PlanTask[]; explanation?: string };
-type UserDetail = { kind?: string; status?: string; rows?: Array<{ label: string; value: string }>; output?: string; files?: Array<{ path: string; action?: string }> };
-
-function AgentDetailBlock({ detail, theme }: { detail: UserDetail; theme: (typeof canvasThemes)[keyof typeof canvasThemes] }) {
-    return (
-        <div className="mt-3 space-y-2.5 border-t pt-3 text-xs" style={{ borderColor: theme.node.stroke, color: theme.node.muted }}>
-            {detail.rows?.length ? (
-                <dl className="space-y-1.5">
-                    {detail.rows.map((row) => (
-                        <div key={`${row.label}-${row.value}`} className="grid grid-cols-[64px_minmax(0,1fr)] gap-2">
-                            <dt className="opacity-60">{row.label}</dt>
-                            <dd className="min-w-0 break-words" style={{ color: theme.node.text }}>{row.value}</dd>
-                        </div>
-                    ))}
-                </dl>
-            ) : null}
-            {detail.files?.length ? (
-                <div className="space-y-1.5">
-                    <div className="opacity-60">涉及文件</div>
-                    {detail.files.map((file) => (
-                        <div key={`${file.action}-${file.path}`} className="flex items-start gap-2">
-                            <FileText className="mt-0.5 size-3.5 shrink-0" />
-                            <span className="min-w-0 flex-1 break-all" style={{ color: theme.node.text }}>{file.path}</span>
-                            {file.action ? <span className="shrink-0 opacity-60">{file.action}</span> : null}
-                        </div>
-                    ))}
-                </div>
-            ) : null}
-            {detail.output ? (
-                <div className="space-y-1.5">
-                    <div className="opacity-60">{detail.status === "failed" || detail.status === "error" ? "错误信息" : "运行输出"}</div>
-                    <pre className="thin-scrollbar max-h-56 overflow-auto whitespace-pre-wrap break-words rounded-lg px-3 py-2 font-mono text-[11px] leading-4" style={{ background: theme.toolbar.panel, color: theme.node.text }}>{detail.output}</pre>
-                </div>
-            ) : null}
-        </div>
-    );
-}
-
-function AgentAvatar({ theme }: { theme: (typeof canvasThemes)[keyof typeof canvasThemes] }) {
-    return (
-        <span className="grid size-8 shrink-0 place-items-center" role="img" aria-label="OpenAI">
-            <span className="size-5 opacity-80" style={{ background: theme.node.text, WebkitMask: "url(/icons/openai.svg) center / contain no-repeat", mask: "url(/icons/openai.svg) center / contain no-repeat" }} />
-        </span>
-    );
-}
-
-function AgentUserAvatar({ user, theme }: { user: LocalUser | null; theme: (typeof canvasThemes)[keyof typeof canvasThemes] }) {
-    const avatarUrl = user?.avatarUrl?.trim();
-    return (
-        <span className="grid size-8 shrink-0 place-items-center overflow-hidden rounded-full" style={{ color: theme.node.text }}>
-            {avatarUrl ? <img src={avatarUrl} alt="" className="size-full object-cover" referrerPolicy="no-referrer" /> : <UserRound className="size-4" />}
-        </span>
-    );
-}
-
-function AgentMessageAttachments({ attachments }: { attachments: CanvasAgentChatAttachment[] }) {
-    return (
-        <div className="mt-2 grid grid-cols-3 gap-1.5">
-            {attachments.map((item) => (
-                <img key={item.id} src={item.url} alt={item.name} className="aspect-square w-full rounded-lg object-cover" />
-            ))}
-        </div>
-    );
-}
-
-function toolCardState(title: string, text: string, detail?: unknown) {
-    const raw = `${title} ${text} ${normalizeText(objectField(detail, "error"))}`;
-    const lower = raw.toLowerCase();
-    const status = String(objectField(detail, "status") || "").toLowerCase();
-    if (status === "noop" || /未生效|无需|没有找到|没有.*可|已存在/.test(raw)) return { label: "未生效", color: "#d97706", icon: <CircleAlert className="size-4" />, isError: false };
-    if (["declined", "rejected", "cancelled", "canceled"].includes(status) || /拒绝|取消/.test(raw)) return { label: "已取消", color: "#dc2626", icon: <XCircle className="size-4" />, isError: true };
-    if (["failed", "error"].includes(status) || /失败|错误/.test(raw) || lower.includes("failed") || lower.includes("error")) return { label: "执行失败", color: "#dc2626", icon: <XCircle className="size-4" />, isError: true };
-    if (["inprogress", "in_progress", "running", "started", "pending"].includes(status)) return { label: "进行中", color: "#d97706", icon: <LoaderCircle className="size-4 animate-spin" />, isError: false };
-    if (["completed", "succeeded", "success"].includes(status) || /完成|成功/.test(raw)) return { label: "已完成", color: "#16a34a", icon: <CheckCircle2 className="size-4" />, isError: false };
-    return { label: "已记录", color: "#2563eb", icon: <Wrench className="size-4" />, isError: false };
-}
-
-function toolIcon(kind: string | undefined, fallback: ReactNode) {
-    if (kind === "reasoning") return <Brain className="size-4" />;
-    if (kind === "command") return <TerminalSquare className="size-4" />;
-    if (kind === "search") return <Search className="size-4" />;
-    if (kind === "file") return <FilePenLine className="size-4" />;
-    if (kind === "plan") return <ListChecks className="size-4" />;
-    return fallback;
-}
-
-function planCardState(plan: PlanDetail, completed: number) {
-    if (plan.status === "failed") return { label: "执行失败", color: "#dc2626" };
-    if (["interrupted", "cancelled", "canceled"].includes(plan.status)) return { label: "已停止", color: "#d97706" };
-    if (completed === plan.tasks.length) return { label: "已完成", color: "#16a34a" };
-    if (plan.status === "finished") return { label: "已结束", color: "#2563eb" };
-    return { label: "进行中", color: "#d97706" };
-}
-
-function planTaskState(status: string, muted: string) {
-    if (status === "completed") return { label: "已完成", color: "#16a34a", icon: <CheckCircle2 className="size-3.5" /> };
-    if (status === "inProgress") return { label: "进行中", color: "#d97706", icon: <LoaderCircle className="size-3.5 animate-spin" /> };
-    return { label: "待处理", color: muted, icon: <Circle className="size-3.5" /> };
-}
-
-function planDetail(value: unknown): PlanDetail | null {
-    if (!value || typeof value !== "object" || objectField(value, "kind") !== "todo") return null;
-    const tasks = Array.isArray(objectField(value, "tasks"))
-        ? (objectField(value, "tasks") as unknown[]).flatMap((item) => {
-              const step = String(objectField(item, "step") || "").trim();
-              return step ? [{ step, status: String(objectField(item, "status") || "pending") }] : [];
-          })
-        : [];
-    if (!tasks.length) return null;
-    const explanation = String(objectField(value, "explanation") || "").trim();
-    return { status: String(objectField(value, "status") || "inProgress"), tasks, ...(explanation ? { explanation } : {}) };
-}
-
-function userDetail(value: unknown): UserDetail | null {
-    if (!value || typeof value !== "object") return null;
-    const detail = value as Record<string, unknown>;
-    const rows = Array.isArray(detail.rows)
-        ? detail.rows.flatMap((row) => {
-              if (!row || typeof row !== "object") return [];
-              const label = String((row as Record<string, unknown>).label || "");
-              const value = String((row as Record<string, unknown>).value || "");
-              return label && value ? [{ label, value }] : [];
-          })
-        : [];
-    const files = Array.isArray(detail.files)
-        ? detail.files.flatMap((file) => {
-              if (!file || typeof file !== "object") return [];
-              const path = String((file as Record<string, unknown>).path || "");
-              return path ? [{ path, action: String((file as Record<string, unknown>).action || "") || undefined }] : [];
-          })
-        : [];
-    const error = objectField(detail.error, "message");
-    const output = typeof detail.output === "string" ? detail.output.trim() : typeof error === "string" ? error : "";
-    if (!rows.length && !files.length && !output) return null;
-    return { kind: typeof detail.kind === "string" ? detail.kind : undefined, status: typeof detail.status === "string" ? detail.status : undefined, rows, files, output };
-}
-
-function normalizeText(value: unknown) {
-    if (typeof value === "string") return value.trim();
-    if (value instanceof Error) return value.message;
-    if (value == null) return "";
-    return String(objectField(value, "message") || "");
-}
-
-function objectField(value: unknown, key: string) {
-    return value && typeof value === "object" ? (value as Record<string, unknown>)[key] : undefined;
-}