perf: add converting options for dify thinking tips (#1108)

templates/provider.json

@@ -106,6 +106,9 @@
     "dify-service-api": {
         "base-url": "https://api.dify.ai/v1",
         "app-type": "chat",
+        "options": {
+            "convert-thinking-tips": "plain"
+        },
         "chat": {
             "api-key": "app-1234567890",
             "timeout": 120

templates/schema/provider.json

@@ -404,6 +404,20 @@
                     "enum": ["chat", "workflow", "agent"],
                     "default": "chat"
                 },
+                "options": {
+                    "type": "object",
+                    "title": "Dify Service API 配置选项",
+                    "properties": {
+                        "convert-thinking-tips": {
+                            "type": "string",
+                            "title": "转换思考提示",
+                            "description": "设置转换思考提示。值为 original 时，不转换思考提示；值为 plain 时，将思考提示转换为类似 DeepSeek 官方的<think>...</think>格式；值为 remove 时，删除思考提示",
+                            "enum": ["original", "plain", "remove"],
+                            "default": "plain"
+                        }
+                    }
+                },
+                
                 "chat": {
                     "type": "object",
                     "title": "聊天助手 API 参数",