feat: use custom http client instead of default one

utils.go

@@ -4,6 +4,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"net/http"
+	"net/url"
 	"path"
 	"text/template"
 
@@ -76,3 +77,23 @@ func render(n string, w http.ResponseWriter, data interface{}) {
 		return
 	}
 }
+
+const UA = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36"
+
+func sendRequest(u string) (*http.Response, error) {
+	url, err := url.Parse(u)
+	if err != nil {
+		return nil, err
+	}
+
+	req := &http.Request{
+		Method: http.MethodGet,
+		URL:    url,
+		Header: map[string][]string{
+			"Accept-Language": {"en-US"},
+			"User-Agent":      {UA},
+		},
+	}
+
+	return client.Do(req)
+}