Update index

app.py

@@ -1,7 +1,7 @@
 from fastapi import Depends, FastAPI, Header, HTTPException
 from fastapi.middleware.cors import CORSMiddleware
+from fastapi.responses import RedirectResponse
 from routers import tokenize
-import pythainlp
 
 
 DESC_TEXT = "PyThaiNLP API"
@@ -23,6 +23,7 @@ app.add_middleware(
 
 @app.get("/")
 def index():
-    return {"Pythainlp Version": pythainlp.__version__}
+    response = RedirectResponse(url='/docs')
+    return response
 
 app.include_router(tokenize.router, prefix="/tokenize", tags=["Tokenize"])