replaced String.format() by kotlin string templates

src/main/kotlin/com/redhat/devtools/gateway/DevSpacesConnection.kt

@@ -30,7 +30,7 @@ class DevSpacesConnection(private val devSpacesContext: DevSpacesContext) {
         onDevWorkspaceStopped: () -> Unit,
     ): ThinClientHandle {
         if (devSpacesContext.isConnected)
-            throw IOException(String.format("Already connected to %s", devSpacesContext.devWorkspace.name))
+            throw IOException("Already connected to ${devSpacesContext.devWorkspace.name}")
 
         devSpacesContext.isConnected = true
         try {

src/main/kotlin/com/redhat/devtools/gateway/openshift/DevWorkspaces.kt

@@ -100,7 +100,7 @@ class DevWorkspaces(private val client: ApiClient) {
     ): Boolean {
         var phaseIsDesiredState = false
 
-        val watcher = createWatcher(namespace, String.format("metadata.name=%s", name))
+        val watcher = createWatcher(namespace, "metadata.name=$name")
         val executor = Executors.newSingleThreadScheduledExecutor()
         executor.schedule(
             {

src/main/kotlin/com/redhat/devtools/gateway/server/RemoteIDEServer.kt

@@ -72,10 +72,7 @@ class RemoteIDEServer(private val devSpacesContext: DevSpacesContext) {
         doWaitServerState(true)
             .also {
                 if (!it) throw IOException(
-                    String.format(
-                        "Remote IDE server is not ready after %d seconds.",
-                        readyTimeout
-                    )
+                    "Remote IDE server is not ready after $readyTimeout seconds.",
                 )
             }
     }
@@ -109,20 +106,15 @@ class RemoteIDEServer(private val devSpacesContext: DevSpacesContext) {
                 devSpacesContext.devWorkspace.namespace,
                 selector
             ) ?: throw IOException(
-            String.format(
-                "DevWorkspace '%s' is not running.",
-                devSpacesContext.devWorkspace.name
-            )
+            "DevWorkspace '${devSpacesContext.devWorkspace.name}' is not running.",
         )
     }
 
     @Throws(IOException::class)
     private fun findContainer(): V1Container {
         return pod.spec!!.containers.find { container -> container.ports?.any { port -> port.name == "idea-server" } != null }
             ?: throw IOException(
-                String.format(
-                    "Remote server container not found in the Pod: %s", pod.metadata?.name
-                )
+                "Remote server container not found in the Pod: ${pod.metadata?.name}"
             )
     }
 }

src/main/kotlin/com/redhat/devtools/gateway/view/steps/DevSpacesWorkspacesStepView.kt

@@ -251,12 +251,7 @@ class DevSpacesWorkspacesStepView(private var devSpacesContext: DevSpacesContext
             cellHasFocus: Boolean
         ): Component {
             return JBLabel(
-                String.format(
-                    "[%s] %s %s",
-                    devWorkspace.phase,
-                    if (!multipleNamespaces) "" else (devWorkspace.namespace + " /"),
-                    devWorkspace.name
-                )
+                "[${devWorkspace.phase}] ${if (!multipleNamespaces) "" else "${devWorkspace.namespace} /"} ${devWorkspace.name}"
             ).also {
                 it.font = JBFont.h4().asPlain()
             }