[Feat] update gemini prompt (#44)

ai/data/prompt.yaml

@@ -58,10 +58,10 @@ con-feedback : |-
   It's to help children with language disorders such as fluency disorder to improve their abilities to form sentences.
   Use the criteria listed below as a reference to evaluate the child's answer:
   - Relevance of the answer to the image
-  - Grammatical correctness of the answer
   - Completeness of the answer
   - Confidence expressed in the answer
   - Clarity of the answer
+  - Grammatical correctness of the answer ( DO NOT focus on whether it's a capital letter or the presence of periods(.), commas(,), etc. )
   
   Context : {context} 
   Question : {question} 

go.mod

@@ -10,6 +10,7 @@ require (
 	github.com/joho/godotenv v1.5.1
 	github.com/labstack/echo/v4 v4.11.4
 	github.com/stretchr/testify v1.8.4
+	google.golang.org/grpc v1.61.1
 	google.golang.org/protobuf v1.32.0
 )
 
@@ -58,6 +59,5 @@ require (
 	google.golang.org/genproto v0.0.0-20240213162025-012b6fc9bca9 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20240213162025-012b6fc9bca9 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20240213162025-012b6fc9bca9 // indirect
-	google.golang.org/grpc v1.61.1 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )