Move to mirrorred images for Drone and Dockerfile, linting fixes.

internal/requester/exported.go

@@ -30,6 +30,7 @@ func execRequest(method string, url string, data interface{}) ([]byte, error) {
 
 	var dataToSend []byte
 	if data != nil {
+		// nolint:errchkjson
 		dataToSend, _ = json.Marshal(data)
 	}
 

internal/requester/httpclient.go

@@ -8,6 +8,7 @@ import (
 
 // nolint:exhaustivestruct
 func getHTTPClient() *http.Client {
+	// nolint:exhaustruct
 	client := &http.Client{
 		Transport: &http.Transport{
 			ExpectContinueTimeout: time.Second * 5,