feat: implement resetting a pop

app/controllers/instance_controller.rb

@@ -24,6 +24,14 @@ class InstanceController < ApplicationController
     end
   end
 
+  def reset
+    instance_id, nm = pop_instance_params
+    parent_instance = Instance.find_by(public_id: instance_id)
+    Pop.delete_by(instance_id: parent_instance.id, name: nm)
+    @instance = Instance.includes(:pops).find_by(public_id: instance_id)
+    render partial: "list", locals: { instance: @instance }
+  end
+
   private
 
   def create_instance_params

config/routes.rb

@@ -4,10 +4,7 @@ Rails.application.routes.draw do
   post "/new", to: "instance#create", as: :new_instance
   get "/:public_id", to: "instance#show", as: :show_instance
   post "/pop", to: "instance#pop", as: :pop_in_instance
+  post "/reset", to: "instance#reset", as: :reset_in_instance
 
   get "up" => "rails/health#show", as: :rails_health_check
-
-  # Render dynamic PWA files from app/views/pwa/* (remember to link manifest in application.html.erb)
-  # get "manifest" => "rails/pwa#manifest", as: :pwa_manifest
-  # get "service-worker" => "rails/pwa#service_worker", as: :pwa_service_worker
 end