fix(sidecar): use LocalIOSDevice (WDA+simctl) + stop before relaunch

sidecar/src/main/kotlin/dev/sanderling/sidecar/DriverBackend.kt

@@ -503,12 +503,15 @@ class IosDriverBackend(private val udid: String) : DriverBackend {
             false,
         )
         val xcTestDriverClient = xcuitest.XCTestDriverClient(installer, httpClient, false)
-        val device = ios.xctest.XCTestIOSDevice(udid, xcTestDriverClient) { emptySet() }
+        val xcTestDevice = ios.xctest.XCTestIOSDevice(udid, xcTestDriverClient) { emptySet() }
+        val simctlDevice = ios.simctl.SimctlIOSDevice(udid)
+        val device = ios.LocalIOSDevice(udid, xcTestDevice, simctlDevice, maestro.utils.NoopInsights)
         driver = maestro.drivers.IOSDriver(device, maestro.utils.NoopInsights, metrics)
         driver.open()
     }
 
     override fun launch(bundleId: String, clearState: Boolean, env: Map<String, String>) {
+        runCatching { driver.stopApp(bundleId) }
         if (clearState) driver.clearAppState(bundleId)
         driver.launchApp(bundleId, env, java.util.UUID.randomUUID())
     }

sidecar/src/main/kotlin/dev/sanderling/sidecar/DriverService.kt

@@ -150,7 +150,9 @@ class DriverService(
             observer.onNext(block())
             observer.onCompleted()
         } catch (cause: Exception) {
-            observer.onError(cause)
+            cause.printStackTrace()
+            observer.onError(io.grpc.Status.INTERNAL.withDescription(cause.toString())
+                .withCause(cause).asRuntimeException())
         }
     }