feat: add shared admin UI components (StatusBadge, RefreshableCard, ConfirmDeleteDialog)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

ui/src/components/admin/ConfirmDeleteDialog.module.css

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+.overlay {
+  position: fixed;
+  inset: 0;
+  background: rgba(0, 0, 0, 0.6);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  z-index: 1000;
+}
+
+.dialog {
+  background: var(--bg-surface);
+  border: 1px solid var(--border-subtle);
+  border-radius: var(--radius-lg);
+  padding: 24px;
+  width: 420px;
+  max-width: 90vw;
+}
+
+.title {
+  font-size: 16px;
+  font-weight: 600;
+  color: var(--text-primary);
+  margin: 0 0 12px;
+}
+
+.message {
+  font-size: 13px;
+  color: var(--text-secondary);
+  margin-bottom: 16px;
+  line-height: 1.5;
+}
+
+.label {
+  display: block;
+  font-size: 12px;
+  color: var(--text-muted);
+  margin-bottom: 6px;
+}
+
+.input {
+  width: 100%;
+  background: var(--bg-base);
+  border: 1px solid var(--border);
+  border-radius: var(--radius-sm);
+  padding: 10px 14px;
+  color: var(--text-primary);
+  font-family: var(--font-mono);
+  font-size: 13px;
+  outline: none;
+  transition: border-color 0.2s, box-shadow 0.2s;
+}
+
+.input:focus {
+  border-color: var(--amber-dim);
+  box-shadow: 0 0 0 3px var(--amber-glow);
+}
+
+.actions {
+  display: flex;
+  justify-content: flex-end;
+  gap: 8px;
+  margin-top: 16px;
+}
+
+.btnCancel {
+  padding: 8px 20px;
+  border-radius: var(--radius-sm);
+  background: transparent;
+  border: 1px solid var(--border);
+  color: var(--text-secondary);
+  font-family: var(--font-body);
+  font-size: 13px;
+  cursor: pointer;
+  transition: all 0.15s;
+}
+
+.btnCancel:hover {
+  border-color: var(--amber-dim);
+  color: var(--text-primary);
+}
+
+.btnDelete {
+  padding: 8px 20px;
+  border-radius: var(--radius-sm);
+  background: transparent;
+  border: 1px solid var(--rose-dim);
+  color: var(--rose);
+  font-family: var(--font-body);
+  font-size: 13px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: all 0.15s;
+}
+
+.btnDelete:hover:not(:disabled) {
+  background: var(--rose-glow);
+}
+
+.btnDelete:disabled {
+  opacity: 0.4;
+  cursor: not-allowed;
+}

ui/src/components/admin/ConfirmDeleteDialog.tsx

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+import { useState } from 'react';
+import styles from './ConfirmDeleteDialog.module.css';
+
+interface ConfirmDeleteDialogProps {
+  isOpen: boolean;
+  onClose: () => void;
+  onConfirm: () => void;
+  resourceName: string;
+  resourceType: string;
+}
+
+export function ConfirmDeleteDialog({
+  isOpen,
+  onClose,
+  onConfirm,
+  resourceName,
+  resourceType,
+}: ConfirmDeleteDialogProps) {
+  const [confirmText, setConfirmText] = useState('');
+
+  if (!isOpen) return null;
+
+  const canDelete = confirmText === resourceName;
+
+  function handleClose() {
+    setConfirmText('');
+    onClose();
+  }
+
+  function handleConfirm() {
+    if (!canDelete) return;
+    setConfirmText('');
+    onConfirm();
+  }
+
+  return (
+    <div className={styles.overlay} onClick={handleClose}>
+      <div className={styles.dialog} onClick={(e) => e.stopPropagation()}>
+        <h3 className={styles.title}>Confirm Deletion</h3>
+        <p className={styles.message}>
+          Delete {resourceType} &lsquo;{resourceName}&rsquo;? This cannot be undone.
+        </p>
+        <label className={styles.label}>
+          Type <strong>{resourceName}</strong> to confirm:
+        </label>
+        <input
+          className={styles.input}
+          type="text"
+          value={confirmText}
+          onChange={(e) => setConfirmText(e.target.value)}
+          placeholder={resourceName}
+          autoFocus
+        />
+        <div className={styles.actions}>
+          <button type="button" className={styles.btnCancel} onClick={handleClose}>
+            Cancel
+          </button>
+          <button
+            type="button"
+            className={styles.btnDelete}
+            onClick={handleConfirm}
+            disabled={!canDelete}
+          >
+            Delete
+          </button>
+        </div>
+      </div>
+    </div>
+  );
+}

ui/src/components/admin/RefreshableCard.module.css

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+.card {
+  background: var(--bg-surface);
+  border: 1px solid var(--border-subtle);
+  border-radius: var(--radius-lg);
+  margin-bottom: 16px;
+}
+
+.header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 16px 20px;
+  border-bottom: 1px solid var(--border-subtle);
+}
+
+.headerClickable {
+  cursor: pointer;
+  user-select: none;
+}
+
+.headerClickable:hover {
+  background: var(--bg-hover);
+  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
+}
+
+.titleRow {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.chevron {
+  font-size: 10px;
+  color: var(--text-muted);
+  transition: transform 0.2s;
+}
+
+.chevronOpen {
+  transform: rotate(90deg);
+}
+
+.title {
+  font-size: 14px;
+  font-weight: 600;
+  color: var(--text-primary);
+  margin: 0;
+}
+
+.autoIndicator {
+  font-size: 10px;
+  color: var(--text-muted);
+  background: var(--bg-raised);
+  border: 1px solid var(--border);
+  border-radius: 99px;
+  padding: 1px 6px;
+  text-transform: uppercase;
+  letter-spacing: 0.5px;
+}
+
+.refreshBtn {
+  background: none;
+  border: 1px solid var(--border);
+  border-radius: var(--radius-sm);
+  color: var(--text-muted);
+  font-size: 16px;
+  width: 32px;
+  height: 32px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  cursor: pointer;
+  transition: all 0.15s;
+}
+
+.refreshBtn:hover {
+  border-color: var(--amber-dim);
+  color: var(--text-primary);
+}
+
+.refreshBtn:disabled {
+  opacity: 0.5;
+  cursor: not-allowed;
+}
+
+.refreshing {
+  animation: spin 1s linear infinite;
+}
+
+.body {
+  padding: 20px;
+}
+
+@keyframes spin {
+  from { transform: rotate(0deg); }
+  to { transform: rotate(360deg); }
+}

ui/src/components/admin/RefreshableCard.tsx

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+import { type ReactNode, useState } from 'react';
+import styles from './RefreshableCard.module.css';
+
+interface RefreshableCardProps {
+  title: string;
+  onRefresh?: () => void;
+  isRefreshing?: boolean;
+  autoRefresh?: boolean;
+  collapsible?: boolean;
+  defaultCollapsed?: boolean;
+  children: ReactNode;
+}
+
+export function RefreshableCard({
+  title,
+  onRefresh,
+  isRefreshing,
+  autoRefresh,
+  collapsible,
+  defaultCollapsed,
+  children,
+}: RefreshableCardProps) {
+  const [collapsed, setCollapsed] = useState(defaultCollapsed ?? false);
+
+  const headerProps = collapsible
+    ? {
+        onClick: () => setCollapsed((c) => !c),
+        className: `${styles.header} ${styles.headerClickable}`,
+        role: 'button' as const,
+        tabIndex: 0,
+        onKeyDown: (e: React.KeyboardEvent) => {
+          if (e.key === 'Enter' || e.key === ' ') {
+            e.preventDefault();
+            setCollapsed((c) => !c);
+          }
+        },
+      }
+    : { className: styles.header };
+
+  return (
+    <div className={styles.card}>
+      <div {...headerProps}>
+        <div className={styles.titleRow}>
+          {collapsible && (
+            <span className={`${styles.chevron} ${collapsed ? '' : styles.chevronOpen}`}>
+              &#9654;
+            </span>
+          )}
+          <h3 className={styles.title}>{title}</h3>
+          {autoRefresh && <span className={styles.autoIndicator}>auto</span>}
+        </div>
+        {onRefresh && (
+          <button
+            type="button"
+            className={`${styles.refreshBtn} ${isRefreshing ? styles.refreshing : ''}`}
+            onClick={(e) => {
+              e.stopPropagation();
+              onRefresh();
+            }}
+            disabled={isRefreshing}
+            title="Refresh"
+          >
+            &#8635;
+          </button>
+        )}
+      </div>
+      {!collapsed && <div className={styles.body}>{children}</div>}
+    </div>
+  );
+}

ui/src/components/admin/StatusBadge.module.css

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+.badge {
+  display: inline-flex;
+  align-items: center;
+  gap: 6px;
+}
+
+.dot {
+  width: 8px;
+  height: 8px;
+  border-radius: 50%;
+  flex-shrink: 0;
+}
+
+.healthy {
+  background: #22c55e;
+}
+
+.warning {
+  background: #eab308;
+}
+
+.critical {
+  background: #ef4444;
+}
+
+.unknown {
+  background: #6b7280;
+}
+
+.label {
+  font-size: 13px;
+  color: var(--text-secondary);
+  font-weight: 500;
+}

ui/src/components/admin/StatusBadge.tsx

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+import styles from './StatusBadge.module.css';
+
+export type Status = 'healthy' | 'warning' | 'critical' | 'unknown';
+
+interface StatusBadgeProps {
+  status: Status;
+  label?: string;
+}
+
+export function StatusBadge({ status, label }: StatusBadgeProps) {
+  return (
+    <span className={styles.badge}>
+      <span className={`${styles.dot} ${styles[status]}`} />
+      {label && <span className={styles.label}>{label}</span>}
+    </span>
+  );
+}