add: project's lesson_url

app/controllers/projects_controller.rb

@@ -183,7 +183,7 @@ class ProjectsController < ApplicationController
 
   private
   def project_params
-    params.permit(:user_id, :name, :description, :repository_name, :website,
+    params.permit(:user_id, :name, :description, :repository_name, :website, :lesson_url,
                   :project_category_id, :project_language_id, :license_id, :ignore_id, :private)
   end
 

app/views/projects/update.json.jbuilder

@@ -6,3 +6,4 @@ json.project_category_id @project.project_category_id
 json.project_language_id @project.project_language_id
 json.is_public @project.is_public
 json.website @project.website
+json.lesson_url @project.lesson_url

app/views/repositories/detail.json.jbuilder

@@ -1,5 +1,6 @@
 json.content @project.content
 json.website @project.website
+json.lesson_url @project.lesson_url
 if @result[:readme].blank?
   json.readme nil
 else

app/views/repositories/edit.json.jbuilder

@@ -7,3 +7,4 @@ json.project_language_id @project.project_language_id
 json.private !@project.is_public
 json.website @project.website
 json.project_units @project.project_units.pluck(:unit_type)
+json.lesson_url @project.lesson_url

db/migrate/20210408070123_add_lesson_url_to_projects.rb

@@ -0,0 +1,5 @@
+class AddLessonUrlToProjects < ActiveRecord::Migration[5.2]
+  def change
+    add_column :projects, :lesson_url, :string
+  end
+end