destroy project will destroy namespace

app/controllers/projects_controller.rb

@@ -68,7 +68,7 @@ class ProjectsController < ApplicationController
 
   # DELETE /projects/1 or /projects/1.json
   def destroy
-    @project.destroy!
+    Projects::DestroyJob.perform_later(@project)
     respond_to do |format|
       format.html { redirect_to projects_url, status: :see_other, notice: "Project was successfully destroyed." }
       format.json { head :no_content }

app/jobs/projects/destroy_job.rb

@@ -0,0 +1,12 @@
+
+class Projects::DestroyJob < ApplicationJob
+
+  def perform(project)
+    kubeconfig = project.cluster.kubeconfig
+    kubectl = K8::Kubectl.new(kubeconfig)
+
+    kubectl.call("delete namespace #{project.name}")
+
+    project.destroy!
+  end
+end