Switch the lab reflector to jayReflector and harden local station use.

Build DJ1JAY’s fork with an optional Satellite/Trunk stub, allow -c/--config, open capture and playback as separate devices, and add a lab start helper.

Co-authored-by: Cursor <cursoragent@cursor.com>

app.go

@@ -2,9 +2,6 @@ package main
 
 import (
 	"context"
-	"fmt"
-	"os"
-	"path/filepath"
 
 	"gitea.neitzel.de/konrad/funknetz/audio"
 	"gitea.neitzel.de/konrad/funknetz/station"
@@ -47,18 +44,10 @@ func (a *App) HoldSpace() { a.station.HoldSpace() }
 // ReleaseSpace reports that Space was released.
 func (a *App) ReleaseSpace() { a.station.ReleaseSpace() }
 
-func configPath() (string, error) {
-	home, err := os.UserHomeDir()
+func openStation(args []string) (*station.Station, error) {
+	path, err := resolveConfigPath(args)
 	if err != nil {
-		return "", err
-	}
-	return filepath.Join(home, ".funknetz.json"), nil
-}
-
-func openStation() (*station.Station, error) {
-	path, err := configPath()
-	if err != nil {
-		return nil, fmt.Errorf("could not be read")
+		return nil, err
 	}
 	return station.New(station.Options{ConfigPath: path})
 }