feat: 添加自定义Auto配置功能

新增功能:
- Auto配置管理页面 (/auto-profiles)
- 创建自定义auto模式，如auto-fast, auto-cheap
- 指定候选提供商和优先级
- 支持按优先级/随机选择策略

API:
- GET/POST /api/auto-profiles
- GET/PUT/DELETE /api/auto-profiles/<name>

改进:
- 主服务支持自定义auto模式路由
- 模型列表显示所有auto配置

admin/app.py

@@ -16,12 +16,13 @@ import requests
 # 添加父目录到路径
 sys.path.insert(0, str(Path(__file__).parent.parent))
 from config.settings import (
-    DEFAULT_PROVIDERS, DEFAULT_MODEL_ALIASES,
+    DEFAULT_PROVIDERS, DEFAULT_MODEL_ALIASES, DEFAULT_AUTO_PROFILES,
     SERVER_CONFIG, LOG_CONFIG, RETRY_CONFIG,
     load_config, save_config, get_providers, 
     get_provider, add_provider, update_provider, 
     delete_provider, update_priority, get_model_aliases,
-    update_model_alias
+    update_model_alias, get_auto_profiles, get_auto_profile,
+    add_auto_profile, update_auto_profile, delete_auto_profile
 )
 
 app = Flask(__name__)
@@ -93,6 +94,10 @@ def logs_page():
 def config_page():
     return render_template('config.html')
 
+@app.route('/auto-profiles')
+def auto_profiles_page():
+    return render_template('auto-profiles.html')
+
 # ============ API路由 ============
 
 @app.route('/api/stats')
@@ -432,6 +437,146 @@ def api_recent_requests():
     # 模拟数据
     return jsonify([])
 
+
+# ============ Auto配置管理 ============
+
+@app.route('/api/auto-profiles')
+def api_auto_profiles():
+    """获取所有Auto配置"""
+    profiles = get_auto_profiles()
+    providers = get_providers()
+    
+    result = []
+    for name, profile in profiles.items():
+        # 解析允许的提供商信息
+        allowed_providers = profile.get('providers', ['*'])
+        provider_details = []
+        
+        if '*' in allowed_providers:
+            provider_details = [{'id': '*', 'name': '所有启用的提供商'}]
+        else:
+            for p in providers:
+                if p.get('id') in allowed_providers or p['name'] in allowed_providers:
+                    provider_details.append({
+                        'id': p.get('id'),
+                        'name': p['name'],
+                        'priority': p['priority']
+                    })
+        
+        result.append({
+            'name': name,
+            'display_name': profile.get('name', name),
+            'description': profile.get('description', ''),
+            'strategy': profile.get('strategy', 'priority'),
+            'providers': allowed_providers,
+            'provider_details': provider_details,
+        })
+    
+    return jsonify(result)
+
+
+@app.route('/api/auto-profiles/<profile_name>', methods=['GET'])
+def api_auto_profile_detail(profile_name):
+    """获取单个Auto配置详情"""
+    profile = get_auto_profile(profile_name)
+    
+    if not profile:
+        return jsonify({'error': 'Profile not found'}), 404
+    
+    providers = get_providers()
+    allowed_providers = profile.get('providers', ['*'])
+    provider_details = []
+    
+    if '*' in allowed_providers:
+        provider_details = [{'id': '*', 'name': '所有启用的提供商', 'selected': True}]
+        for p in providers:
+            provider_details.append({
+                'id': p.get('id'),
+                'name': p['name'],
+                'priority': p['priority'],
+                'selected': True
+            })
+    else:
+        for p in providers:
+            selected = p.get('id') in allowed_providers or p['name'] in allowed_providers
+            provider_details.append({
+                'id': p.get('id'),
+                'name': p['name'],
+                'priority': p['priority'],
+                'selected': selected
+            })
+    
+    return jsonify({
+        'name': profile_name,
+        'display_name': profile.get('name', profile_name),
+        'description': profile.get('description', ''),
+        'strategy': profile.get('strategy', 'priority'),
+        'providers': allowed_providers,
+        'provider_details': provider_details,
+    })
+
+
+@app.route('/api/auto-profiles', methods=['POST'])
+def api_add_auto_profile():
+    """添加新的Auto配置"""
+    data = request.get_json()
+    
+    if not data or not data.get('name'):
+        return jsonify({'error': 'Missing profile name'}), 400
+    
+    profile_name = data['name'].lower().replace(' ', '-').replace('.', '-')
+    
+    if profile_name in get_auto_profiles():
+        return jsonify({'error': 'Profile already exists'}), 400
+    
+    profile_data = {
+        'name': data.get('display_name', data['name']),
+        'description': data.get('description', ''),
+        'providers': data.get('providers', ['*']),
+        'strategy': data.get('strategy', 'priority'),
+    }
+    
+    result = add_auto_profile(profile_name, profile_data)
+    
+    return jsonify({'success': True, 'profile': {profile_name: profile_data}})
+
+
+@app.route('/api/auto-profiles/<profile_name>', methods=['PUT'])
+def api_update_auto_profile(profile_name):
+    """更新Auto配置"""
+    data = request.get_json()
+    
+    if not data:
+        return jsonify({'error': 'Invalid request body'}), 400
+    
+    profile_data = {}
+    if 'display_name' in data:
+        profile_data['name'] = data['display_name']
+    if 'description' in data:
+        profile_data['description'] = data['description']
+    if 'providers' in data:
+        profile_data['providers'] = data['providers']
+    if 'strategy' in data:
+        profile_data['strategy'] = data['strategy']
+    
+    result = update_auto_profile(profile_name, profile_data)
+    
+    if not result:
+        return jsonify({'error': 'Profile not found'}), 404
+    
+    return jsonify({'success': True, 'profile': result})
+
+
+@app.route('/api/auto-profiles/<profile_name>', methods=['DELETE'])
+def api_delete_auto_profile(profile_name):
+    """删除Auto配置"""
+    result = delete_auto_profile(profile_name)
+    
+    if not result:
+        return jsonify({'error': 'Cannot delete default auto profile or profile not found'}), 400
+    
+    return jsonify({'success': True})
+
 if __name__ == '__main__':
     print("=" * 50)
     print("大模型API中转系统 - 后台管理")