Edited FetchCountriesByLanguage to expect an array of CountryInfo objects...

Edited FetchCountriesByLanguage to expect an array of CountryInfo objects instead of a single LanguageCountriesResponse object

models/models.go

@@ -37,8 +37,12 @@ type LanguageCountriesResponse struct {
 
 // CountryInfo represents country information in the LanguageCountriesResponse.
 type CountryInfo struct {
-    Name    string `json:"name"`
-    ISOCode string `json:"isoCode"`
+    ISO3166_1_Alpha_3 string `json:"ISO3166_1_Alpha_3"`
+    ISO3166_1_Alpha_2 string `json:"ISO3166_1_Alpha_2"`
+    Official_Name     string `json:"Official_Name"`
+    Region_Name       string `json:"Region_Name"`
+    Sub_Region_Name   string `json:"Sub_Region_Name"`
+    Language          string `json:"Language"`
 }
 
 // CountryResponse represents the structure of a country response from the REST Countries API.