diff --git a/main.py b/main.py
index 4f70de2..4f2baeb 100644
--- a/main.py
+++ b/main.py
@@ -1,8 +1,7 @@
 import uvicorn
 import logging
 from injector import Injector,inject
-from src.log.handler import LogHandler
-from src.configuration import EnvConf, LogConf, singleton
+from src.configuration import LogConf, singleton
 
 @singleton
 class Main():
diff --git a/src/blackbox/__init__.py b/src/blackbox/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/blackbox/workflow.py b/src/blackbox/workflow.py
index d3aa555..514e6a6 100644
--- a/src/blackbox/workflow.py
+++ b/src/blackbox/workflow.py
@@ -1,6 +1,4 @@
 
-from .audio_to_text import AudioToText
-from .text_to_audio import TextToAudio
 from .sum import Sum
 from fastapi import Request, Response
 from .blackbox import Blackbox
@@ -10,6 +8,8 @@ from ..dotchain.runtime.runtime import Runtime
 from ..dotchain.runtime.tokenizer import Tokenizer
 from ..dotchain.runtime.ast import Literal
 import json
+import re
+
 
 def read_binay(io):
     return Literal(io.read())
@@ -24,7 +24,7 @@ def set_map(map: dict, key, value):
 def jsonfiy(obj):
     return Literal(json.dumps(obj))
 
-def get_value(d: dict, key):
+def get_map_value(d: dict, key):
     value = d.get(key)
     if value is dict:
         return value
@@ -36,12 +36,8 @@ def get_value(d: dict, key):
 class Workflow(Blackbox):
     
     @inject
-    def __init__(self, sum: Sum, 
-                 audio_to_text: AudioToText,
-                 text_to_audio: TextToAudio) -> None:
+    def __init__(self, sum: Sum) -> None:
         self.sum_blackbox = sum
-        self.audio_to_text = audio_to_text
-        self.text_to_audio_blackbox = text_to_audio
     
     def __call__(self, *args, **kwargs):
         return self.processing(*args, **kwargs)
@@ -54,6 +50,18 @@ class Workflow(Blackbox):
     
     async def processing(self, *args, **kwargs):
         request = args[0]
+        content_type = request.headers.get("Content-Type")
+        if re.match(r"application/json", content_type) is not None:
+            return await self.handler_with_json_mode(request)
+        elif re.match(r"multipart/form-data", content_type) is not None:
+            return await self.handler_with_formdata_mode(request)
+        return Response(content="Invalid content type", status_code=400)
+    
+    def valid(self, *args, **kwargs) -> bool:
+        return super().valid(*args, **kwargs)
+    
+    # json mode 保留 script 字段給 runtime 解析
+    async def handler_with_json_mode(self,request: Request):
         json = await request.json()
         content = None
         mdeia_type = None
@@ -67,19 +75,16 @@ class Workflow(Blackbox):
         def add_header(key, value):
             nonlocal headers
             headers[key] = value
-        
         script = json["script"]
         t = Tokenizer()
         t.init(script)
         runtime = Runtime(
             context={"json": json},
             exteral_fun={
+                "print": print,
                 "new_map": new_map,
                 "set_map": set_map,
-                "audio_to_text": self.audio_to_text,
-                "text_to_audio": self.text_to_audio,
-                "get_value": get_value,
-                "print": print, 
+                "get_map_value": get_map_value,
                 "set_content": set_content,
                 "set_media_type": set_media_type,
                 "add_header": add_header,
@@ -91,13 +96,13 @@ class Workflow(Blackbox):
         ast = program_parser(t)
         ast.exec(runtime)
         return Response(content=content, media_type=mdeia_type, headers=headers)
-    
-    def valid(self, *args, **kwargs) -> bool:
-        return super().valid(*args, **kwargs)
-    
+    # formdata mode 保留 script 字段給 runtime 解析
+    async def handler_with_formdata_mode(self,request: Request):
+        json = await request.json()
+        print("form")
+        
     async def fast_api_handler(self, request: Request):
         return await self.processing(request)
-        # return Response(content=b.read(), media_type="audio/mp3", headers={"Content-Disposition": "attachment; filename=audio.mp3"})
     
 """
 let b = new_map();