无法使用博客帖子和类别在rails中创建SEO路由

rails generate model Post title:string content:text
rails generate model Category name:string

rails db:migrate

class Post < ApplicationRecord
  belongs_to :category
end

class Category < ApplicationRecord
  has_many :posts
end

resources :categories, path: 'blog/categories'
resources :posts, path: 'blog/posts'

class CategoriesController < ApplicationController
  def index
    @categories = Category.all
  end

  # 其他操作（如show、new、create、edit、update和destroy）根据需求自行添加
end

class PostsController < ApplicationController
  def index
    @posts = Post.all
  end

  # 其他操作（如show、new、create、edit、update和destroy）根据需求自行添加
end