Added table jobs and devices

app/controllers/devices_controller.rb

@@ -0,0 +1,51 @@
+class DevicesController < ApplicationController
+  before_action :set_device, only: [:show, :update, :destroy]
+
+  # GET /devices
+  def index
+    @devices = Device.all
+
+    render json: @devices
+  end
+
+  # GET /devices/1
+  def show
+    render json: @device
+  end
+
+  # POST /devices
+  def create
+    @device = Device.new(device_params)
+
+    if @device.save
+      render json: @device, status: :created, location: @device
+    else
+      render json: @device.errors, status: :unprocessable_entity
+    end
+  end
+
+  # PATCH/PUT /devices/1
+  def update
+    if @device.update(device_params)
+      render json: @device
+    else
+      render json: @device.errors, status: :unprocessable_entity
+    end
+  end
+
+  # DELETE /devices/1
+  def destroy
+    @device.destroy
+  end
+
+  private
+    # Use callbacks to share common setup or constraints between actions.
+    def set_device
+      @device = Device.find(params[:id])
+    end
+
+    # Only allow a list of trusted parameters through.
+    def device_params
+      params.require(:device).permit(:device_id)
+    end
+end