diff --git a/2022/01/04/build-and-deploy-automatically.html b/2022/01/04/build-and-deploy-automatically.html
index bce1820..29b7e93 100644
--- a/2022/01/04/build-and-deploy-automatically.html
+++ b/2022/01/04/build-and-deploy-automatically.html
@@ -424,12 +424,12 @@ python3 <span class="nt">-m</span> venv venv
         <span class="n">digester</span> <span class="o">=</span> <span class="n">hmac</span><span class="p">.</span><span class="n">new</span><span class="p">(</span><span class="n">secret</span><span class="p">,</span> <span class="n">content</span><span class="p">,</span> <span class="n">hashlib</span><span class="p">.</span><span class="n">sha256</span><span class="p">)</span>
         <span class="n">calculated_signature</span> <span class="o">=</span> <span class="s">'sha256='</span> <span class="o">+</span> <span class="n">digester</span><span class="p">.</span><span class="n">hexdigest</span><span class="p">()</span>
         <span class="n">signature</span> <span class="o">=</span> <span class="n">request</span><span class="p">.</span><span class="n">headers</span><span class="p">.</span><span class="n">get</span><span class="p">(</span><span class="s">'X-Hub-Signature-256'</span><span class="p">)</span>
-        <span class="k">if</span> <span class="n">calculated_signature</span> <span class="o">==</span> <span class="n">request</span><span class="p">.</span><span class="n">headers</span><span class="p">.</span><span class="n">get</span><span class="p">(</span><span class="s">'X-Hub-Signature-256'</span><span class="p">):</span>
+        <span class="k">if</span> <span class="n">calculated_signature</span> <span class="o">==</span> <span class="n">signature</span><span class="p">:</span>
             <span class="n">subprocess</span><span class="p">.</span><span class="n">Popen</span><span class="p">(</span>
-            <span class="p">[</span><span class="s">'./perform-git-pull.sh {}'</span><span class="p">.</span><span class="nb">format</span><span class="p">(</span><span class="n">config</span><span class="p">.</span><span class="n">PROJECT_PATH</span><span class="p">)],</span> <span class="n">shell</span> <span class="o">=</span> <span class="bp">True</span><span class="p">)</span>
-            <span class="k">return</span> <span class="s">'OK</span><span class="se">\n</span><span class="s">'</span>
+            <span class="p">[</span><span class="s">'./perform-git-pull.sh'</span><span class="p">,</span> <span class="n">config</span><span class="p">.</span><span class="n">PROJECT_PATH</span><span class="p">],</span> <span class="n">shell</span> <span class="o">=</span> <span class="bp">True</span><span class="p">)</span>
+            <span class="k">return</span> <span class="s">'OK'</span>
         <span class="k">else</span><span class="p">:</span>
-            <span class="k">return</span> <span class="s">'ERROR</span><span class="se">\n</span><span class="s">'</span>
+            <span class="k">return</span> <span class="s">'Error'</span>
 
 <span class="k">if</span> <span class="n">__name__</span> <span class="o">==</span> <span class="s">"__main__"</span><span class="p">:</span>
     <span class="n">application</span><span class="p">.</span><span class="n">run</span><span class="p">(</span><span class="n">host</span><span class="o">=</span><span class="s">'0.0.0.0'</span><span class="p">)</span>
diff --git a/feed.xml b/feed.xml
index 48a568f..ad3f38c 100644
--- a/feed.xml
+++ b/feed.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="4.2.1">Jekyll</generator><link href="https://sahinakkaya.dev/feed.xml" rel="self" type="application/atom+xml" /><link href="https://sahinakkaya.dev/" rel="alternate" type="text/html" /><updated>2022-01-05T05:21:23+00:00</updated><id>https://sahinakkaya.dev/feed.xml</id><title type="html">Şahin Akkaya’s Personal Page</title><subtitle>Şahin Akkaya's personal blog - a perfectionist who likes to tinker everything until it is just right. Get ready to find some sweet tips that will boost your productivity and make you fall in love with your computer.</subtitle><author><name>Şahin Akkaya</name></author><entry><title type="html">Automatically Build and Deploy Your Site using GitHub Actions and Webhooks</title><link href="https://sahinakkaya.dev/2022/01/04/build-and-deploy-automatically.html" rel="alternate" type="text/html" title="Automatically Build and Deploy Your Site using GitHub Actions and Webhooks" /><published>2022-01-04T17:40:00+00:00</published><updated>2022-01-04T17:40:00+00:00</updated><id>https://sahinakkaya.dev/2022/01/04/build-and-deploy-automatically</id><content type="html" xml:base="https://sahinakkaya.dev/2022/01/04/build-and-deploy-automatically.html">&lt;p&gt;In this post I will explain how you can use GitHub to automate the build and deployment processes that you have. I am going to automate the deployment of this site but you can do whatever you want. Just understanding the basics will be enough.&lt;/p&gt;
+<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="4.2.1">Jekyll</generator><link href="https://sahinakkaya.dev/feed.xml" rel="self" type="application/atom+xml" /><link href="https://sahinakkaya.dev/" rel="alternate" type="text/html" /><updated>2022-01-05T05:29:39+00:00</updated><id>https://sahinakkaya.dev/feed.xml</id><title type="html">Şahin Akkaya’s Personal Page</title><subtitle>Şahin Akkaya's personal blog - a perfectionist who likes to tinker everything until it is just right. Get ready to find some sweet tips that will boost your productivity and make you fall in love with your computer.</subtitle><author><name>Şahin Akkaya</name></author><entry><title type="html">Automatically Build and Deploy Your Site using GitHub Actions and Webhooks</title><link href="https://sahinakkaya.dev/2022/01/04/build-and-deploy-automatically.html" rel="alternate" type="text/html" title="Automatically Build and Deploy Your Site using GitHub Actions and Webhooks" /><published>2022-01-04T17:40:00+00:00</published><updated>2022-01-04T17:40:00+00:00</updated><id>https://sahinakkaya.dev/2022/01/04/build-and-deploy-automatically</id><content type="html" xml:base="https://sahinakkaya.dev/2022/01/04/build-and-deploy-automatically.html">&lt;p&gt;In this post I will explain how you can use GitHub to automate the build and deployment processes that you have. I am going to automate the deployment of this site but you can do whatever you want. Just understanding the basics will be enough.&lt;/p&gt;
 
 &lt;h2 id=&quot;introduction-to-github-actions-and-webhooks&quot;&gt;Introduction to GitHub Actions and Webhooks&lt;/h2&gt;
 &lt;p&gt;Let me start by explaining what are GitHub Actions and GitHub Webhooks.&lt;/p&gt;
@@ -112,12 +112,12 @@ python3 &lt;span class=&quot;nt&quot;&gt;-m&lt;/span&gt; venv venv
         &lt;span class=&quot;n&quot;&gt;digester&lt;/span&gt; &lt;span class=&quot;o&quot;&gt;=&lt;/span&gt; &lt;span class=&quot;n&quot;&gt;hmac&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;.&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;new&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;(&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;secret&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;,&lt;/span&gt; &lt;span class=&quot;n&quot;&gt;content&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;,&lt;/span&gt; &lt;span class=&quot;n&quot;&gt;hashlib&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;.&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;sha256&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;)&lt;/span&gt;
         &lt;span class=&quot;n&quot;&gt;calculated_signature&lt;/span&gt; &lt;span class=&quot;o&quot;&gt;=&lt;/span&gt; &lt;span class=&quot;s&quot;&gt;'sha256='&lt;/span&gt; &lt;span class=&quot;o&quot;&gt;+&lt;/span&gt; &lt;span class=&quot;n&quot;&gt;digester&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;.&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;hexdigest&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;()&lt;/span&gt;
         &lt;span class=&quot;n&quot;&gt;signature&lt;/span&gt; &lt;span class=&quot;o&quot;&gt;=&lt;/span&gt; &lt;span class=&quot;n&quot;&gt;request&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;.&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;headers&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;.&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;get&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;(&lt;/span&gt;&lt;span class=&quot;s&quot;&gt;'X-Hub-Signature-256'&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;)&lt;/span&gt;
-        &lt;span class=&quot;k&quot;&gt;if&lt;/span&gt; &lt;span class=&quot;n&quot;&gt;calculated_signature&lt;/span&gt; &lt;span class=&quot;o&quot;&gt;==&lt;/span&gt; &lt;span class=&quot;n&quot;&gt;request&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;.&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;headers&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;.&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;get&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;(&lt;/span&gt;&lt;span class=&quot;s&quot;&gt;'X-Hub-Signature-256'&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;):&lt;/span&gt;
+        &lt;span class=&quot;k&quot;&gt;if&lt;/span&gt; &lt;span class=&quot;n&quot;&gt;calculated_signature&lt;/span&gt; &lt;span class=&quot;o&quot;&gt;==&lt;/span&gt; &lt;span class=&quot;n&quot;&gt;signature&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;:&lt;/span&gt;
             &lt;span class=&quot;n&quot;&gt;subprocess&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;.&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;Popen&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;(&lt;/span&gt;
-            &lt;span class=&quot;p&quot;&gt;[&lt;/span&gt;&lt;span class=&quot;s&quot;&gt;'./perform-git-pull.sh {}'&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;.&lt;/span&gt;&lt;span class=&quot;nb&quot;&gt;format&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;(&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;config&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;.&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;PROJECT_PATH&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;)],&lt;/span&gt; &lt;span class=&quot;n&quot;&gt;shell&lt;/span&gt; &lt;span class=&quot;o&quot;&gt;=&lt;/span&gt; &lt;span class=&quot;bp&quot;&gt;True&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;)&lt;/span&gt;
-            &lt;span class=&quot;k&quot;&gt;return&lt;/span&gt; &lt;span class=&quot;s&quot;&gt;'OK&lt;/span&gt;&lt;span class=&quot;se&quot;&gt;\n&lt;/span&gt;&lt;span class=&quot;s&quot;&gt;'&lt;/span&gt;
+            &lt;span class=&quot;p&quot;&gt;[&lt;/span&gt;&lt;span class=&quot;s&quot;&gt;'./perform-git-pull.sh'&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;,&lt;/span&gt; &lt;span class=&quot;n&quot;&gt;config&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;.&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;PROJECT_PATH&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;],&lt;/span&gt; &lt;span class=&quot;n&quot;&gt;shell&lt;/span&gt; &lt;span class=&quot;o&quot;&gt;=&lt;/span&gt; &lt;span class=&quot;bp&quot;&gt;True&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;)&lt;/span&gt;
+            &lt;span class=&quot;k&quot;&gt;return&lt;/span&gt; &lt;span class=&quot;s&quot;&gt;'OK'&lt;/span&gt;
         &lt;span class=&quot;k&quot;&gt;else&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;:&lt;/span&gt;
-            &lt;span class=&quot;k&quot;&gt;return&lt;/span&gt; &lt;span class=&quot;s&quot;&gt;'ERROR&lt;/span&gt;&lt;span class=&quot;se&quot;&gt;\n&lt;/span&gt;&lt;span class=&quot;s&quot;&gt;'&lt;/span&gt;
+            &lt;span class=&quot;k&quot;&gt;return&lt;/span&gt; &lt;span class=&quot;s&quot;&gt;'Error'&lt;/span&gt;
 
 &lt;span class=&quot;k&quot;&gt;if&lt;/span&gt; &lt;span class=&quot;n&quot;&gt;__name__&lt;/span&gt; &lt;span class=&quot;o&quot;&gt;==&lt;/span&gt; &lt;span class=&quot;s&quot;&gt;&quot;__main__&quot;&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;:&lt;/span&gt;
     &lt;span class=&quot;n&quot;&gt;application&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;.&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;run&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;(&lt;/span&gt;&lt;span class=&quot;n&quot;&gt;host&lt;/span&gt;&lt;span class=&quot;o&quot;&gt;=&lt;/span&gt;&lt;span class=&quot;s&quot;&gt;'0.0.0.0'&lt;/span&gt;&lt;span class=&quot;p&quot;&gt;)&lt;/span&gt;