[优化] go 引用调整

openflare-server/web/components/feedback/empty-state.tsx

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+import type {ReactNode} from 'react';
+
+interface EmptyStateProps {
+  title: string;
+  description?: string;
+  children?: ReactNode;
+}
+
+export function EmptyState({ title, description, children }: EmptyStateProps) {
+  return (
+    <div className="rounded-2xl border border-dashed border-[var(--border-default)] bg-[var(--surface-muted)] px-5 py-6 text-sm">
+      <p className="text-base font-semibold text-[var(--foreground-primary)]">
+        {title}
+      </p>
+      {description ? (
+        <p className="mt-2 leading-6 text-[var(--foreground-secondary)]">
+          {description}
+        </p>
+      ) : null}
+      {children ? <div className="mt-4">{children}</div> : null}
+    </div>
+  );
+}

openflare-server/web/components/feedback/error-state.tsx

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+interface ErrorStateProps {
+  title: string;
+  description: string;
+}
+
+export function ErrorState({ title, description }: ErrorStateProps) {
+  return (
+    <div className="rounded-2xl border border-[var(--status-danger-border)] bg-[var(--status-danger-soft)] px-5 py-6 text-sm">
+      <p className="text-base font-semibold text-[var(--status-danger-foreground)]">
+        {title}
+      </p>
+      <p className="mt-2 leading-6 text-[var(--status-danger-foreground)]/80">
+        {description}
+      </p>
+    </div>
+  );
+}

openflare-server/web/components/feedback/feature-placeholder.tsx

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+import {AppCard} from '@/components/ui/app-card';
+import {StatusBadge} from '@/components/ui/status-badge';
+
+interface FeaturePlaceholderProps {
+  title: string;
+  description: string;
+  milestones: string[];
+}
+
+export function FeaturePlaceholder({
+  title,
+  description,
+  milestones,
+}: FeaturePlaceholderProps) {
+  return (
+    <AppCard
+      title={title}
+      description={description}
+      action={<StatusBadge label="阶段 1 骨架完成" variant="success" />}
+    >
+      <ul className="space-y-3 text-sm leading-6 text-[var(--foreground-secondary)]">
+        {milestones.map((item) => (
+          <li key={item} className="flex gap-3">
+            <span className="mt-2 h-2 w-2 shrink-0 rounded-full bg-[var(--brand-primary)]" />
+            <span>{item}</span>
+          </li>
+        ))}
+      </ul>
+    </AppCard>
+  );
+}

openflare-server/web/components/feedback/inline-message.tsx

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+'use client';
+
+import {useEffect, useRef} from 'react';
+import {toast} from 'sonner';
+import {cn} from '@/lib/utils/cn';
+
+type InlineMessageTone = 'info' | 'success' | 'danger';
+
+const toneClasses: Record<InlineMessageTone, string> = {
+  info: 'border-[var(--status-info-border)] bg-[var(--status-info-soft)] text-[var(--status-info-foreground)]',
+  success:
+    'border-[var(--status-success-border)] bg-[var(--status-success-soft)] text-[var(--status-success-foreground)]',
+  danger:
+    'border-[var(--status-danger-border)] bg-[var(--status-danger-soft)] text-[var(--status-danger-foreground)]',
+};
+
+interface InlineMessageProps {
+  tone?: InlineMessageTone;
+  message: string;
+  className?: string;
+  onClear?: () => void;
+}
+
+export function InlineMessage({
+  tone = 'info',
+  message,
+  className,
+  onClear,
+}: InlineMessageProps) {
+  const onClearRef = useRef(onClear);
+
+  useEffect(() => {
+    onClearRef.current = onClear;
+  }, [onClear]);
+
+  useEffect(() => {
+    // Only trigger toast if onClear is provided (dynamic feedback)
+    if (!onClearRef.current || !message) return;
+
+    const options = {
+      position: 'bottom-right' as const,
+    };
+
+    if (tone === 'success') {
+      toast.success(message, options);
+    } else if (tone === 'danger') {
+      toast.error(message, options);
+    } else {
+      toast(message, options);
+    }
+
+    const timer = setTimeout(() => {
+      onClearRef.current?.();
+    }, 0);
+    return () => clearTimeout(timer);
+  }, [tone, message]);
+
+  // If onClear is provided, this is a toast feedback notice, so render nothing inline
+  if (onClear) {
+    return null;
+  }
+
+  // Otherwise, render as a static/persistent inline alert banner (original behavior)
+  return (
+    <div
+      className={cn(
+        'rounded-2xl border px-4 py-3 text-sm leading-6',
+        toneClasses[tone],
+        className,
+      )}
+    >
+      {message}
+    </div>
+  );
+}

openflare-server/web/components/feedback/loading-state.tsx

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+import {cn} from '@/lib/utils/cn';
+
+interface LoadingStateProps {
+  className?: string;
+}
+
+export function LoadingState({ className }: LoadingStateProps) {
+  return (
+    <div className={cn('space-y-3', className)}>
+      <div className="h-4 w-32 animate-pulse rounded bg-[var(--control-background-hover)]" />
+      <div className="h-24 animate-pulse rounded-2xl bg-[var(--surface-muted)]" />
+      <div className="h-24 animate-pulse rounded-2xl bg-[var(--surface-muted)]" />
+    </div>
+  );
+}