fix: 全面复核 Provider 定价与配置，新增 priceCurrency 货币标识

- 新增 priceCurrency 字段：国外 Provider 标记 USD，国内 Provider 标记 CNY
- OpenAI GPT-4/o 系列价格修正（消除错误的 ×7.2 汇率膨胀）
- Anthropic modelName 格式修正（点号→连字符，如 claude-opus-4-6）
- DeepSeek 价格修正为 ¥ 原始定价，删除蒸馏模型
- DashScope qwen3.5-max→qwen3.5-plus（不存在的模型名修正）
- Google gemini-2.5-pro-vision 删除（不存在），flash 价格更新
- 智谱 glm-5-plus 删除（不存在），contextWindow 修正
- Kling apiFormat→kling-task-api，Stability→stability-rest-api
- Cohere baseUrl 域名修正 .com→.ai
- MiniMax/百度/腾讯/讯飞/硅基流动价格修正为 ¥ 原始定价
- presetDataVersion 6→7

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

compute/providers/openai.json

@@ -8,6 +8,7 @@
   "apiKeyVerified": false,
   "enabled": false,
   "status": "unconfigured",
+  "priceCurrency": "USD",
   "services": [
     "chat",
     "fast",
@@ -167,8 +168,8 @@
         "ultra_long_context",
         "tool_use"
       ],
-      "inputPrice": 14.4,
-      "outputPrice": 57.6,
+      "inputPrice": 2.00,
+      "outputPrice": 8.00,
       "extra": {}
     },
     {
@@ -185,8 +186,8 @@
         "ultra_long_context",
         "tool_use"
       ],
-      "inputPrice": 2.88,
-      "outputPrice": 11.52,
+      "inputPrice": 0.40,
+      "outputPrice": 1.60,
       "extra": {}
     },
     {
@@ -202,8 +203,8 @@
         "ultra_long_context",
         "fast"
       ],
-      "inputPrice": 0.72,
-      "outputPrice": 2.88,
+      "inputPrice": 0.10,
+      "outputPrice": 0.40,
       "extra": {}
     },
     {
@@ -219,8 +220,8 @@
         "image_understanding",
         "tool_use"
       ],
-      "inputPrice": 18,
-      "outputPrice": 72,
+      "inputPrice": 2.50,
+      "outputPrice": 10.00,
       "extra": {}
     },
     {
@@ -236,8 +237,8 @@
         "vision",
         "tool_use"
       ],
-      "inputPrice": 1.08,
-      "outputPrice": 4.32,
+      "inputPrice": 0.15,
+      "outputPrice": 0.60,
       "extra": {}
     },
     {
@@ -249,7 +250,7 @@
         "text_embedding",
         "semantic_search"
       ],
-      "inputPrice": 0.14,
+      "inputPrice": 0.02,
       "extra": {}
     },
     {
@@ -261,7 +262,7 @@
         "text_embedding",
         "semantic_search"
       ],
-      "inputPrice": 0.94,
+      "inputPrice": 0.13,
       "extra": {}
     },
     {
@@ -352,8 +353,8 @@
         "science",
         "tool_use"
       ],
-      "inputPrice": 14.4,
-      "outputPrice": 57.6,
+      "inputPrice": 2.00,
+      "outputPrice": 8.00,
       "extra": {}
     },
     {
@@ -370,8 +371,8 @@
         "math",
         "science"
       ],
-      "inputPrice": 144,
-      "outputPrice": 576,
+      "inputPrice": 20.00,
+      "outputPrice": 80.00,
       "extra": {}
     },
     {
@@ -387,8 +388,8 @@
         "code",
         "fast"
       ],
-      "inputPrice": 7.92,
-      "outputPrice": 31.68,
+      "inputPrice": 1.10,
+      "outputPrice": 4.40,
       "extra": {}
     },
     {
@@ -405,8 +406,8 @@
         "tool_use",
         "vision"
       ],
-      "inputPrice": 7.92,
-      "outputPrice": 31.68,
+      "inputPrice": 1.10,
+      "outputPrice": 4.40,
       "extra": {}
     },
     {