feat: publish sanitized custom.97 source

relaykit/relayconvert/internal/oai_chat/to_gemini_chat_req.go

@@ -186,11 +186,8 @@ func OpenAIChatRequestToGeminiGenerateContent(c context.Context, textRequest dto
 		geminiRequest.GenerationConfig.ResponseMimeType = "application/json"
 
 		if len(textRequest.ResponseFormat.JsonSchema) > 0 {
-			var jsonSchema dto.FormatJsonSchema
-			if err := kitutil.Unmarshal(textRequest.ResponseFormat.JsonSchema, &jsonSchema); err == nil {
-				cleanedSchema := sharedgemini.RemoveAdditionalProperties(jsonSchema.Schema, 0)
-				geminiRequest.GenerationConfig.ResponseSchema = cleanedSchema
-			}
+			sharedgemini.ApplyResponseSchema(c, &geminiRequest.GenerationConfig, textRequest.ResponseFormat.JsonSchema,
+				"response_format.json_schema.schema", opts.Gemini.SupportsJSONSchemaModel(upstreamModelName))
 		}
 	}
 
@@ -339,7 +336,7 @@ func OpenAIChatRequestToGeminiGenerateContent(c context.Context, textRequest dto
 					return nil, fmt.Errorf("get file data from '%s' failed: %w", source.GetIdentifier(), err)
 				}
 
-				if _, ok := sharedgemini.SupportedMimeTypes[strings.ToLower(mimeType)]; !ok {
+				if !sharedgemini.IsSupportedMimeType(mimeType) {
 					return nil, fmt.Errorf("mime type is not supported by Gemini: '%s', url: '%s', supported types are: %v", mimeType, source.GetIdentifier(), sharedgemini.SupportedMimeTypesList())
 				}