Use kaminari for pagination

Gemfile

@@ -14,6 +14,8 @@ gem "jbuilder"
 gem "bcrypt", "~> 3.1.7"
 gem "bootsnap", require: false
 
+gem "kaminari" # Pagination
+
 group :development, :test do
   gem "debug", platforms: %i[ mri mingw x64_mingw ]
 end

Gemfile.lock

@@ -129,6 +129,18 @@ GEM
       sshkit (~> 1.21)
       thor (~> 1.2)
       zeitwerk (~> 2.5)
+    kaminari (1.2.2)
+      activesupport (>= 4.1.0)
+      kaminari-actionview (= 1.2.2)
+      kaminari-activerecord (= 1.2.2)
+      kaminari-core (= 1.2.2)
+    kaminari-actionview (1.2.2)
+      actionview
+      kaminari-core (= 1.2.2)
+    kaminari-activerecord (1.2.2)
+      activerecord
+      kaminari-core (= 1.2.2)
+    kaminari-core (1.2.2)
     loofah (2.21.4)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
@@ -264,6 +276,7 @@ DEPENDENCIES
   importmap-rails
   jbuilder
   kamal
+  kaminari
   pg
   puma
   rails (~> 7.1)

app/controllers/blog_posts_controller.rb

@@ -5,7 +5,9 @@ class BlogPostsController < ApplicationController
   before_action :set_blog_post, only: [:show, :edit, :update, :destroy]
 
   def index
-    @blog_posts = BlogPost.published.order(created_at: :desc)
+    @blog_posts = BlogPost.published
+                          .order(created_at: :desc)
+                          .page(params[:page])
   end
 
   def new

app/controllers/microposts_controller.rb

@@ -5,7 +5,9 @@ class MicropostsController < ApplicationController
   before_action :set_micropost, only: [:show, :edit, :update, :destroy]
 
   def index
-    @microposts = Micropost.all.order(created_at: :desc)
+    @microposts = Micropost.all
+                           .order(created_at: :desc)
+                           .page(params[:page])
   end
 
   def new

app/models/blog_post.rb

@@ -18,6 +18,8 @@ class BlogPost < ApplicationRecord
   scope :published, -> { where(published: true) }
   scope :draft, -> { where(published: false) }
 
+  paginates_per 15
+
   def to_param
     slug
   end

app/views/blog_posts/index.html.erb

@@ -10,4 +10,5 @@
       <li><%= render blog_post %></li>
     <% end %>
   </ul>
+  <%= paginate @blog_posts %>
 <% end %>

app/views/microposts/index.html.erb

@@ -12,4 +12,5 @@
       <li><%= render micropost %></li>
     <% end %>
   </ul>
+  <%= paginate @microposts %>
 <% end %>