added home page end point

main.py

@@ -6,9 +6,12 @@ from sentence_transformers import  util
 
 app = FastAPI()
 
+@app.get("/")
+def home_page():
+    return {"Home": "Welcome to prediction hub"}
+
 @app.get("/embeddings")
-def display_embedding(prediction : Prediction):
-    message = prediction.message
+def display_embedding(message : str = "Hello guys enter a text to get embeddings"):
     embedding = models.get_embedding(message)
     dimension = len(embedding)
     return {"Dimension" : {dimension : embedding.tolist()}}