Added Post show page and function

app/controllers/posts_controller.rb

@@ -4,6 +4,7 @@ class PostsController < ApplicationController
   end
 
   def show
+  	@post = Post.find_by(id: params[:id])
   end
 
   def new

app/views/posts/index.html.erb

@@ -26,6 +26,9 @@
 				<td>
 					<%= post.content %>
 				</td>
+				<td>
+					<%= link_to "Show", post_path(post), class: "btn btn-primary" %>
+				</td>
 			</tr>
 		<% end %>
 		</tbody>

app/views/posts/show.html.erb

-<h1>Posts#show</h1>
-<p>Find me in app/views/posts/show.html.erb</p>
+<h1>Post #<%= @post.id %></h1>
+<h2>
+	<%= @post.title %>
+</h2>
+
+<p>
+	<%= @post.content %>
+</p>
+
+<%= link_to "Back", posts_path, class: "btn btn-default" %>
\ No newline at end of file