Added Posts index page

app/controllers/posts_controller.rb

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

app/views/posts/index.html.erb

-<h1>Posts#index</h1>
-<p>Find me in app/views/posts/index.html.erb</p>
+<h1>Posts</h1>
+
+<div>
+	<%= link_to "Create new post", new_post_path, class: "btn btn-primary" %>
+</div>
+
+<br>
+
+<% if @posts.empty? %>
+	<small>
+		No posts have been created.
+	</small>
+<% else %>
+	<table class="table">
+		<thead>
+			<th>Title</th>
+			<th>Content</th>
+			<th colspan="3"></th>
+		</thead>
+		<tbody>
+		<% @posts.each do |post| %>
+			<tr>
+				<td>
+					<%= post.title %>
+				</td>
+				<td>
+					<%= post.content %>
+				</td>
+			</tr>
+		<% end %>
+		</tbody>
+	</table>
+<% end %>
\ No newline at end of file