feat: introduce ModelInputList component for managing model entries in AiProvidersPage, enhance MainLayout with header action icons, and improve styling for success and failure statistics across pages

src/components/ui/ModelInputList.tsx

@@ -0,0 +1,102 @@
+import { Fragment } from 'react';
+import { Button } from './Button';
+import type { ModelAlias } from '@/types';
+
+interface ModelEntry {
+  name: string;
+  alias: string;
+}
+
+interface ModelInputListProps {
+  entries: ModelEntry[];
+  onChange: (entries: ModelEntry[]) => void;
+  addLabel: string;
+  disabled?: boolean;
+  namePlaceholder?: string;
+  aliasPlaceholder?: string;
+}
+
+export const modelsToEntries = (models?: ModelAlias[]): ModelEntry[] => {
+  if (!Array.isArray(models) || models.length === 0) {
+    return [{ name: '', alias: '' }];
+  }
+  return models.map((m) => ({
+    name: m.name || '',
+    alias: m.alias || ''
+  }));
+};
+
+export const entriesToModels = (entries: ModelEntry[]): ModelAlias[] => {
+  return entries
+    .filter((entry) => entry.name.trim())
+    .map((entry) => {
+      const model: ModelAlias = { name: entry.name.trim() };
+      const alias = entry.alias.trim();
+      if (alias && alias !== model.name) {
+        model.alias = alias;
+      }
+      return model;
+    });
+};
+
+export function ModelInputList({
+  entries,
+  onChange,
+  addLabel,
+  disabled = false,
+  namePlaceholder = 'model-name',
+  aliasPlaceholder = 'alias (optional)'
+}: ModelInputListProps) {
+  const currentEntries = entries.length ? entries : [{ name: '', alias: '' }];
+
+  const updateEntry = (index: number, field: 'name' | 'alias', value: string) => {
+    const next = currentEntries.map((entry, idx) => (idx === index ? { ...entry, [field]: value } : entry));
+    onChange(next);
+  };
+
+  const addEntry = () => {
+    onChange([...currentEntries, { name: '', alias: '' }]);
+  };
+
+  const removeEntry = (index: number) => {
+    const next = currentEntries.filter((_, idx) => idx !== index);
+    onChange(next.length ? next : [{ name: '', alias: '' }]);
+  };
+
+  return (
+    <div className="header-input-list">
+      {currentEntries.map((entry, index) => (
+        <Fragment key={index}>
+          <div className="header-input-row">
+            <input
+              className="input"
+              placeholder={namePlaceholder}
+              value={entry.name}
+              onChange={(e) => updateEntry(index, 'name', e.target.value)}
+              disabled={disabled}
+            />
+            <span className="header-separator">→</span>
+            <input
+              className="input"
+              placeholder={aliasPlaceholder}
+              value={entry.alias}
+              onChange={(e) => updateEntry(index, 'alias', e.target.value)}
+              disabled={disabled}
+            />
+            <Button
+              variant="ghost"
+              size="sm"
+              onClick={() => removeEntry(index)}
+              disabled={disabled || currentEntries.length <= 1}
+            >
+              ✕
+            </Button>
+          </div>
+        </Fragment>
+      ))}
+      <Button variant="secondary" size="sm" onClick={addEntry} disabled={disabled} className="align-start">
+        {addLabel}
+      </Button>
+    </div>
+  );
+}