example(add): document query example

examples/query_data/models/embeddings.yaml

@@ -0,0 +1,18 @@
+name: text-embedding-ada-002
+parameters:
+  model: HERE
+  top_k: 80
+  temperature: 0.2
+  top_p: 0.7
+context_size: 1024
+threads: 14
+stopwords:
+- "HUMAN:"
+- "GPT:"
+roles:
+  user: " "
+  system: " "
+embeddings: true
+template:
+  completion: completion
+  chat: gpt4all