diff --git a/composer.json b/app/composer.json
similarity index 100%
rename from composer.json
rename to app/composer.json
diff --git a/composer.lock b/app/composer.lock
similarity index 100%
rename from composer.lock
rename to app/composer.lock
diff --git a/app/public/img/favicon.io/about.txt b/app/public/img/favicon.io/about.txt
new file mode 100644
index 0000000..f571887
--- /dev/null
+++ b/app/public/img/favicon.io/about.txt
@@ -0,0 +1,6 @@
+This favicon was generated using the following font:
+
+- Font Title: Margarine
+- Font Author: Copyright (c) 2012 by Brian J. Bonislawsky DBA Astigmatic (AOETI) (astigma@astigmatic.com), with Reserved Font Name "Margarine"
+- Font Source: http://fonts.gstatic.com/s/margarine/v11/qkBXXvoE6trLT9Y7YLye5JRLkAXbMQ.ttf
+- Font License: SIL Open Font License, 1.1 (http://scripts.sil.org/OFL))
diff --git a/app/public/img/favicon.io/android-chrome-192x192.png b/app/public/img/favicon.io/android-chrome-192x192.png
new file mode 100644
index 0000000..7d715d0
Binary files /dev/null and b/app/public/img/favicon.io/android-chrome-192x192.png differ
diff --git a/app/public/img/favicon.io/android-chrome-512x512.png b/app/public/img/favicon.io/android-chrome-512x512.png
new file mode 100644
index 0000000..6895e11
Binary files /dev/null and b/app/public/img/favicon.io/android-chrome-512x512.png differ
diff --git a/app/public/img/favicon.io/apple-touch-icon.png b/app/public/img/favicon.io/apple-touch-icon.png
new file mode 100644
index 0000000..dd0b24d
Binary files /dev/null and b/app/public/img/favicon.io/apple-touch-icon.png differ
diff --git a/app/public/img/favicon.io/favicon-16x16.png b/app/public/img/favicon.io/favicon-16x16.png
new file mode 100644
index 0000000..6439d09
Binary files /dev/null and b/app/public/img/favicon.io/favicon-16x16.png differ
diff --git a/app/public/img/favicon.io/favicon-32x32.png b/app/public/img/favicon.io/favicon-32x32.png
new file mode 100644
index 0000000..a104062
Binary files /dev/null and b/app/public/img/favicon.io/favicon-32x32.png differ
diff --git a/app/public/img/favicon.io/favicon.ico b/app/public/img/favicon.io/favicon.ico
new file mode 100644
index 0000000..2181688
Binary files /dev/null and b/app/public/img/favicon.io/favicon.ico differ
diff --git a/app/public/img/favicon.io/site.webmanifest b/app/public/img/favicon.io/site.webmanifest
new file mode 100644
index 0000000..fabb047
--- /dev/null
+++ b/app/public/img/favicon.io/site.webmanifest
@@ -0,0 +1,20 @@
+{
+    "name": "Dencode",
+    "short_name": "Dencode",
+    "description": "Encode and Decode strings from/to URL, Base64, HTML entities, UU, Qprint, hash, hex and more.",
+    "icons": [
+        {
+            "src": "/img/favicon.io/android-chrome-192x192.png",
+            "sizes": "192x192",
+            "type": "image/png"
+        },
+        {
+            "src": "/img/favicon.io/android-chrome-512x512.png",
+            "sizes": "512x512",
+            "type": "image/png"
+        }
+    ],
+    "theme_color": "#ffffff",
+    "background_color": "#ffffff",
+    "display": "standalone"
+}
\ No newline at end of file
diff --git a/index.php b/app/public/index.php
similarity index 89%
rename from index.php
rename to app/public/index.php
index a8ad91d..b6267db 100644
--- a/index.php
+++ b/app/public/index.php
@@ -1,6 +1,8 @@
 <?php
 
-require_once 'vendor/autoload.php';
+declare(strict_types=1);
+
+require_once '../vendor/autoload.php';
 
 // action => label
 $buttons = [
@@ -96,7 +98,7 @@ if ($action == 'reset') {
     if (JSON_ERROR_NONE !== json_last_error()) {
         $result = 'Error: '. json_last_error_msg() ."\n\n". $str;
     } else {
-        $result = json_encode($jd, JSON_PRETTY_PRINT | JSON_PRESERVE_ZERO_FRACTION);
+        $result = json_encode($jd, JSON_PRETTY_PRINT | JSON_PRESERVE_ZERO_FRACTION | JSON_UNESCAPED_SLASHES);
     }
     $help = 'https://www.php.net/json';
 
@@ -114,11 +116,16 @@ if ($action == 'reset') {
         </script>
 
         <meta charset="utf-8">
-        <meta name="description" content="Encode and Decode strings from/to URL, Base64, HTML entities, UU, Quprint, hash, hex and more." />
+        <meta name="description" content="Encode and Decode strings from/to URL, Base64, HTML entities, UU, Qprint, hash, hex and more." />
 
         <title>Encode/Decode everything</title>
         <meta name="description" content="Encode/Decode everything, base64, url, html, charset">
-        <meta name="author" content="Sergio Álvarez <xergio@gmail.com>">
+        <meta name="author" content="Sergio Álvarez <correo@sergio.am>">
+
+        <link rel="apple-touch-icon" sizes="180x180" href="/img/favicon.io/apple-touch-icon.png">
+        <link rel="icon" type="image/png" sizes="32x32" href="/img/favicon.io/favicon-32x32.png">
+        <link rel="icon" type="image/png" sizes="16x16" href="/img/favicon.io/favicon-16x16.png">
+        <link rel="manifest" href="/img/favicon.io/site.webmanifest">
 
         <!-- <link rel="stylesheet" href="https://unpkg.com/normalize.css@8.0.1/normalize.css"> -->
         <link rel="stylesheet" href="https://unpkg.com/spectre.css@0.5.8/dist/spectre.min.css">
diff --git a/app/public/ppii.php b/app/public/ppii.php
new file mode 100644
index 0000000..e974c40
--- /dev/null
+++ b/app/public/ppii.php
@@ -0,0 +1 @@
+<?php phpinfo();
\ No newline at end of file
diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
new file mode 100644
index 0000000..c815c79
--- /dev/null
+++ b/docker/docker-compose.yml
@@ -0,0 +1,20 @@
+
+services:
+  dencode-nginx:
+    image: nginx:latest
+    ports:
+      - "8080:80"
+    volumes:
+      - ../app:/var/www/html
+      - ./nginx/default.conf:/etc/nginx/conf.d/default.conf
+    links:
+      - dencode-php
+
+  dencode-php:
+      image: php:8-fpm
+      volumes:
+        - ../app:/var/www/html
+
+networks:
+  default:
+    name: dencode-network
diff --git a/docker/nginx/default.conf b/docker/nginx/default.conf
new file mode 100644
index 0000000..a611cd2
--- /dev/null
+++ b/docker/nginx/default.conf
@@ -0,0 +1,17 @@
+server {
+    index index.html index.php;
+    #server_name phpfpm.local;
+    error_log  /var/log/nginx/error.log;
+    access_log /var/log/nginx/access.log;
+    root /var/www/html/public;
+
+    location ~ \.php$ {
+        try_files $uri =404;
+        fastcgi_split_path_info ^(.+\.php)(/.+)$;
+        fastcgi_pass dencode-php:9000;
+        fastcgi_index index.php;
+        include fastcgi_params;
+        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+        fastcgi_param PATH_INFO $fastcgi_path_info;
+    }
+}