diff --git a/workflow_service/.env b/.env
similarity index 58%
rename from workflow_service/.env
rename to .env
index 4c200a2..9f82efb 100644
--- a/workflow_service/.env
+++ b/.env
@@ -1,10 +1,10 @@
 # ComfyUI服务器地址
-COMFYUI_URL="ws://127.0.0.1:8188/ws"
-COMFYUI_HTTP_URL="http://127.0.0.1:8188"
+COMFYUI_URL="ws://bowongai--local-ui-4.modal.run/ws"
+COMFYUI_HTTP_URL="https://bowongai--local-ui-4.modal.run"
 # 绝对路径！例如: /home/user/ComfyUI/input
-COMFYUI_INPUT_DIR="F:\ComfyUI\input"
+COMFYUI_INPUT_DIR="/db/input"
 # 绝对路径！例如: /home/user/ComfyUI/output
-COMFYUI_OUTPUT_DIR="F:\ComfyUI\output"
+COMFYUI_OUTPUT_DIR="/db/output"
 
 # AWS S3 配置
 S3_BUCKET_NAME="modal-media-cache"
diff --git a/modal_deploy.py b/modal_deploy.py
new file mode 100644
index 0000000..5e1bc9d
--- /dev/null
+++ b/modal_deploy.py
@@ -0,0 +1,29 @@
+import modal
+from dotenv import dotenv_values
+from workflow_service.main import web_app
+
+fastapi_image = (
+    modal.Image
+    .debian_slim(python_version="3.11")
+    .pip_install_from_requirements("./workflow_service/requirements.txt")
+    .env(dotenv_values(".env"))
+    .add_local_python_source("workflow_service")
+)
+
+app = modal.App(image=fastapi_image, name="waas-demo")
+vol = modal.Volume.from_name("comfy_model", environment_name="dev", create_if_missing=True)
+
+with fastapi_image.imports():
+
+    @app.function(
+        cpu=(0.125, 8),
+        memory=(128, 4096),
+        scaledown_window=1200,
+        volumes={
+            "/db": vol
+        }
+    )
+    @modal.concurrent(max_inputs=100)
+    @modal.asgi_app()
+    def fastapi_webapp():
+        return web_app
\ No newline at end of file
diff --git a/workflow_service/comfyui_client.py b/workflow_service/comfyui_client.py
index 956a166..bd28a56 100644
--- a/workflow_service/comfyui_client.py
+++ b/workflow_service/comfyui_client.py
@@ -3,7 +3,8 @@ import json
 import uuid
 import aiohttp
 import random
-from config import settings
+from workflow_service.config import Settings
+settings = Settings()
 
 
 async def queue_prompt(prompt: dict, client_id: str) -> str:
diff --git a/workflow_service/config.py b/workflow_service/config.py
index cced6f6..f632b55 100644
--- a/workflow_service/config.py
+++ b/workflow_service/config.py
@@ -1,7 +1,8 @@
+from dotenv import dotenv_values
 from pydantic_settings import BaseSettings, SettingsConfigDict
 
 class Settings(BaseSettings):
-    model_config = SettingsConfigDict(env_file='.env', env_file_encoding='utf-8')
+    model_config = SettingsConfigDict(env_file='./.env', env_file_encoding='utf-8')
     COMFYUI_URL: str = "ws://127.0.0.1:8188/ws"
     COMFYUI_HTTP_URL: str = "http://127.0.0.1:8188"
     COMFYUI_INPUT_DIR: str
@@ -11,4 +12,4 @@ class Settings(BaseSettings):
     AWS_SECRET_ACCESS_KEY: str
     AWS_REGION_NAME: str
 
-settings = Settings()
\ No newline at end of file
+# settings = Settings()
\ No newline at end of file
diff --git a/workflow_service/database.py b/workflow_service/database.py
index fb73cde..8641c51 100644
--- a/workflow_service/database.py
+++ b/workflow_service/database.py
@@ -2,7 +2,7 @@ import aiosqlite
 import json
 import re
 
-DATABASE_FILE = "workflows_service.sqlite"
+DATABASE_FILE = "/db/workflows_service.sqlite"
 
 async def init_db():
     async with aiosqlite.connect(DATABASE_FILE) as db:
diff --git a/workflow_service/main.py b/workflow_service/main.py
index 4f91165..81d8db4 100644
--- a/workflow_service/main.py
+++ b/workflow_service/main.py
@@ -1,14 +1,24 @@
+import aiohttp
+from workflow_service import comfyui_client
+from workflow_service import database
+import json
+import os
+from workflow_service import s3_client
+import uuid
+from workflow_service import workflow_parser
+from typing import Optional, List, Dict, Any, Set
+
 import uvicorn
 from fastapi import FastAPI, Request, HTTPException, Path
 from fastapi.responses import JSONResponse
-from typing import Optional, List, Dict, Any, Set
-import json, uuid, os, shutil, aiohttp, database, workflow_parser, comfyui_client, s3_client
-from config import settings
 
-app = FastAPI(title="ComfyUI Workflow Service & Management API")
+from workflow_service.config import Settings
+settings = Settings()
+
+web_app = FastAPI(title="ComfyUI Workflow Service & Management API")
 
 
-@app.on_event("startup")
+@web_app.on_event("startup")
 async def startup_event(): await database.init_db(); os.makedirs(settings.COMFYUI_INPUT_DIR,
                                                                  exist_ok=True); os.makedirs(
     settings.COMFYUI_OUTPUT_DIR, exist_ok=True)
@@ -19,17 +29,20 @@ async def startup_event(): await database.init_db(); os.makedirs(settings.COMFYU
 BASE_MANAGEMENT_PATH = "/api/workflow"
 
 
-@app.post(BASE_MANAGEMENT_PATH, status_code=200)
+@web_app.post(BASE_MANAGEMENT_PATH, status_code=200)
 async def publish_workflow_endpoint(request: Request):
     try:
-        data = await request.json(); name, wf_json = data.get("name"), data.get(
-            "workflow"); await database.save_workflow(name, json.dumps(wf_json)); return JSONResponse(
+        data = await request.json();
+        name, wf_json = data.get("name"), data.get(
+            "workflow");
+        await database.save_workflow(name, json.dumps(wf_json));
+        return JSONResponse(
             content={"status": "success", "message": f"Workflow '{name}' published."}, status_code=200)
     except Exception as e:
         raise HTTPException(status_code=500, detail=f"Failed to save workflow: {e}")
 
 
-@app.get(BASE_MANAGEMENT_PATH, response_model=List[dict])
+@web_app.get(BASE_MANAGEMENT_PATH, response_model=List[dict])
 async def get_all_workflows_endpoint():
     try:
         return await database.get_all_workflows()
@@ -37,7 +50,7 @@ async def get_all_workflows_endpoint():
         raise HTTPException(status_code=500, detail=f"Failed to get workflows: {e}")
 
 
-@app.delete(f"{BASE_MANAGEMENT_PATH}/{{workflow_name:path}}")
+@web_app.delete(f"{BASE_MANAGEMENT_PATH}/{{workflow_name:path}}")
 async def delete_workflow_endpoint(workflow_name: str = Path(..., title="...")):
     try:
         success = await database.delete_workflow(workflow_name);
@@ -75,7 +88,7 @@ async def handle_file_upload(file_path: str, base_name: str) -> str:
     return await s3_client.upload_file_to_s3(file_path, settings.S3_BUCKET_NAME, s3_object_name)
 
 
-@app.post("/api/run/{base_name}")
+@web_app.post("/api/run/{base_name}")
 async def execute_workflow_endpoint(base_name: str, request_data_raw: Dict[str, Any], version: Optional[str] = None):
     cleanup_paths = []
     try:
@@ -102,7 +115,8 @@ async def execute_workflow_endpoint(base_name: str, request_data_raw: Dict[str,
                     save_path = os.path.join(settings.COMFYUI_INPUT_DIR, filename)
                     try:
                         await download_file_from_url(session, image_url, save_path);
-                        request_data[param_name] = filename; cleanup_paths.append(save_path)
+                        request_data[param_name] = filename;
+                        cleanup_paths.append(save_path)
                     except Exception as e:
                         raise HTTPException(status_code=500,
                                             detail=f"Failed to download file for '{param_name}' from {image_url}. Error: {e}")
@@ -187,7 +201,7 @@ async def execute_workflow_endpoint(base_name: str, request_data_raw: Dict[str,
 
 # --- Section 3: 工作流元数据/规范API (无改动) ---
 # ... (此部分代码与上一版完全相同) ...
-@app.get("/api/spec/{base_name}")
+@web_app.get("/api/spec/{base_name}")
 async def get_workflow_spec_endpoint(base_name: str, version: Optional[str] = None):
     # ...
     if version:
@@ -204,9 +218,9 @@ async def get_workflow_spec_endpoint(base_name: str, version: Optional[str] = No
         raise HTTPException(status_code=500, detail=f"Failed to parse workflow specification: {e}")
 
 
-@app.get("/")
+@web_app.get("/")
 def read_root(): return {"message": "Welcome to the ComfyUI Workflow Service API!"}
 
 
 if __name__ == "__main__":
-    uvicorn.run(app, host="127.0.0.1", port=18000)
+    uvicorn.run(web_app, host="127.0.0.1", port=18000)
diff --git a/workflow_service/s3_client.py b/workflow_service/s3_client.py
index b39fbc5..bdeebc0 100644
--- a/workflow_service/s3_client.py
+++ b/workflow_service/s3_client.py
@@ -1,6 +1,7 @@
 import boto3
-from config import settings
+from workflow_service.config import Settings
 import asyncio
+settings = Settings()
 
 s3_client = boto3.client('s3', aws_access_key_id=settings.AWS_ACCESS_KEY_ID, aws_secret_access_key=settings.AWS_SECRET_ACCESS_KEY, region_name=settings.AWS_REGION_NAME)