Update main.py

main.py

@@ -63,6 +63,19 @@ def generate_topics(user_input,num_topics):
     subtopics = json_from_text(response_topics)
     return subtopics
 
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+@app.get("/",tags=["Home"])
+def api_home():
+    return {'detail': 'Welcome to FastAPI Subtopics API! /n visit https://pvanand-generate-subtopics.hf.space/docs to test'}
+
+
 @app.post("/generate_topics/")
 async def create_topics(input: TopicInput):
     topics = generate_topics(input.user_input, input.num_topics)