Added new Unit form

app/controllers/body_trackers_controller.rb

@@ -1,13 +1,10 @@
 class BodyTrackersController < ApplicationController
-  before_action :find_project, only: [:index, :units]
+  before_action :find_project, only: [:index]
   before_action :authorize
 
   def index
   end
 
-  def units
-  end
-
   private
 
   # :find_* methods are called before :authorize,

app/controllers/units_controller.rb

@@ -1,7 +1,28 @@
 class UnitsController < ApplicationController
+  before_action :find_project, only: [:new, :index, :create]
+  before_action :authorize
+
+  def new
+    @unit = Unit.new
+  end
+
+  def index
+    @unit = Unit.new
+  end
+
   def create
   end
 
   def destroy
   end
+
+  private
+
+  # :find_* methods are called before :authorize,
+  # @project is required for :authorize to succeed
+  def find_project
+    @project = Project.find(params[:project_id])
+  rescue ActiveRecord::RecordNotFound
+    render_404
+  end
 end