fix: 统一 Provider 命名风格（文心 ERNIE、讯飞星火、xAI、Perplexity AI）

compute/providers/baidu.json

@@ -14,7 +14,7 @@
   "models": [
     {
       "modelName": "ernie-5.0-thinking-latest",
-      "displayName": "ERNIE 5.0",
+      "displayName": "文心 ERNIE 5.0",
       "serviceType": ["chat", "reasoning"],
       "description": "百度最新旗舰模型，支持深度推理、多模态和工具调用",
       "contextWindow": 131072,
@@ -32,7 +32,7 @@
     },
     {
       "modelName": "ernie-4.5-turbo-128k-latest",
-      "displayName": "ERNIE 4.5 Turbo 128K",
+      "displayName": "文心 ERNIE 4.5 Turbo",
       "serviceType": ["chat"],
       "description": "百度高性价比长上下文模型，128K 窗口，适合日常对话和文档处理",
       "contextWindow": 131072,

compute/providers/perplexity.json

@@ -1,7 +1,7 @@
 {
   "id": "provider-perplexity-001",
   "provider": "perplexity",
-  "label": "Perplexity",
+  "label": "Perplexity AI",
   "baseUrl": "https://api.perplexity.ai",
   "apiFormat": "openai-completions",
   "apiKeyRef": "perplexity",

compute/providers/xai.json

@@ -1,7 +1,7 @@
 {
   "id": "provider-xai-001",
   "provider": "xai",
-  "label": "xAI Grok",
+  "label": "xAI",
   "baseUrl": "https://api.x.ai/v1",
   "apiFormat": "openai-completions",
   "apiKeyRef": "xai",

compute/providers/xunfei.json

@@ -1,7 +1,7 @@
 {
   "id": "provider-xunfei-001",
   "provider": "xunfei",
-  "label": "科大讯飞",
+  "label": "讯飞星火",
   "baseUrl": "https://spark-api-open.xf-yun.com/v1",
   "apiFormat": "openai-completions",
   "apiKeyRef": "xunfei",