feat: implemented HRDLog upload

internal/extsvc/extsvc.go

@@ -31,6 +31,7 @@ const (
 	ServiceQRZ     Service = "qrz"     // QRZ.com Logbook
 	ServiceClublog Service = "clublog" // Club Log real-time upload
 	ServiceLoTW    Service = "lotw"    // ARRL Logbook of The World (via TQSL)
+	ServiceHRDLog  Service = "hrdlog"  // HRDLog.net real-time upload
 )
 
 // UploadMode selects when an auto-upload fires after a QSO is saved.
@@ -64,7 +65,8 @@ type ServiceConfig struct {
 	Email                string     `json:"email"`                  // Club Log account email
 	Username             string     `json:"username"`               // LoTW website login (for confirmation download)
 	Password             string     `json:"password"`               // Club Log account / LoTW website password
-	Callsign             string     `json:"callsign"`               // Club Log logbook (owner) callsign
+	Callsign             string     `json:"callsign"`               // Club Log / HRDLog logbook (owner) callsign
+	Code                 string     `json:"code"`                   // HRDLog: account upload code
 	ForceStationCallsign string     `json:"force_station_callsign"` // QRZ + LoTW: override STATION_CALLSIGN
 	TQSLPath             string     `json:"tqsl_path"`              // LoTW: path to tqsl.exe
 	StationLocation      string     `json:"station_location"`       // LoTW: TQSL Station Location name
@@ -81,6 +83,7 @@ func (c ServiceConfig) normalised() ServiceConfig {
 	c.APIKey = strings.TrimSpace(c.APIKey)
 	c.Email = strings.TrimSpace(c.Email)
 	c.Callsign = strings.ToUpper(strings.TrimSpace(c.Callsign))
+	c.Code = strings.TrimSpace(c.Code)
 	c.ForceStationCallsign = strings.ToUpper(strings.TrimSpace(c.ForceStationCallsign))
 	c.TQSLPath = strings.TrimSpace(c.TQSLPath)
 	c.StationLocation = strings.TrimSpace(c.StationLocation)
@@ -111,6 +114,7 @@ type ExternalServices struct {
 	QRZ     ServiceConfig `json:"qrz"`
 	Clublog ServiceConfig `json:"clublog"`
 	LoTW    ServiceConfig `json:"lotw"`
+	HRDLog  ServiceConfig `json:"hrdlog"`
 }
 
 // UploadResult is the outcome of a single upload attempt.