Update app.py

app.py

@@ -7,6 +7,7 @@ from sentence_transformers import SentenceTransformer
 model = SentenceTransformer("nomic-ai/nomic-embed-text-v1.5", trust_remote_code=True)
 
 def embed(document: str):
+    '''This will embed text and return them in a 768 dimension vector'''
     return model.encode(document)