feat: add host to access log fields

internal/chi/log_formatter.go

@@ -16,6 +16,7 @@ type LogFormatter struct{}
 func (*LogFormatter) NewLogEntry(r *http.Request) middleware.LogEntry {
 	return &LogEntry{
 		method: r.Method,
+		host:   r.Host,
 		path:   r.URL.Path,
 		ctx:    r.Context(),
 	}
@@ -29,6 +30,7 @@ var _ middleware.LogFormatter = &LogFormatter{}
 
 type LogEntry struct {
 	method string
+	host   string
 	path   string
 	ctx    context.Context
 }
@@ -41,6 +43,7 @@ func (e *LogEntry) Panic(v interface{}, stack []byte) {
 // Write implements middleware.LogEntry
 func (e *LogEntry) Write(status int, bytes int, header http.Header, elapsed time.Duration, extra interface{}) {
 	logger.Info(e.ctx, fmt.Sprintf("%s %s - %d", e.method, e.path, status),
+		logger.F("host", e.host),
 		logger.F("status", status),
 		logger.F("bytes", bytes),
 		logger.F("elapsed", elapsed),