diff --git a/.env.example b/.env.example
index 00b6110..541583b 100644
--- a/.env.example
+++ b/.env.example
@@ -1,6 +1,6 @@
 APP_NAME=Laravel
 APP_ENV=local
-APP_KEY=
+APP_KEY=base64:XzNXQDrJlhmfWWBMxGSbte6eMyNdFkNddlmPLUg55ZY=
 APP_DEBUG=true
 APP_URL=http://localhost
 
@@ -9,22 +9,22 @@ LOG_DEPRECATIONS_CHANNEL=null
 LOG_LEVEL=debug
 
 DB_CONNECTION=mysql
-DB_HOST=127.0.0.1
+DB_HOST=mariadb
 DB_PORT=3306
 DB_DATABASE=laravel
-DB_USERNAME=root
-DB_PASSWORD=
+DB_USERNAME=sail
+DB_PASSWORD=password
 
 BROADCAST_DRIVER=log
 CACHE_DRIVER=file
 FILESYSTEM_DISK=local
-QUEUE_CONNECTION=sync
+QUEUE_CONNECTION=redis
 SESSION_DRIVER=file
 SESSION_LIFETIME=120
 
-MEMCACHED_HOST=127.0.0.1
+MEMCACHED_HOST=memcached
 
-REDIS_HOST=127.0.0.1
+REDIS_HOST=redis
 REDIS_PASSWORD=null
 REDIS_PORT=6379
 
@@ -56,3 +56,6 @@ VITE_PUSHER_HOST="${PUSHER_HOST}"
 VITE_PUSHER_PORT="${PUSHER_PORT}"
 VITE_PUSHER_SCHEME="${PUSHER_SCHEME}"
 VITE_PUSHER_APP_CLUSTER="${PUSHER_APP_CLUSTER}"
+
+WWWGROUP=1000
+WWWUSER=1000
diff --git a/README.md b/README.md
index 6b841b5..d8cad62 100644
--- a/README.md
+++ b/README.md
@@ -2,3 +2,16 @@
 
 ## installation
 
+- ``cp .env.example .env``
+- ``docker-compose up -d``
+- ``docker-compose exec -it laravel.test composer install``
+- ``docker-compose exec -it laravel.test php artisan migrate``
+- ``docker-compose exec -it laravel.test php artisan test``
+
+
+## Api route
+
+``POST => http://localhost/api/v1/convert/json``
+
+### Params
+'file' => your json file
diff --git a/app/Enums/FileFormatEnum.php b/app/Enums/FileFormatEnum.php
index 27deb5f..002a66c 100644
--- a/app/Enums/FileFormatEnum.php
+++ b/app/Enums/FileFormatEnum.php
@@ -17,11 +17,4 @@ enum FileFormatEnum: string
 
         return $chunker->handle($uuid, $path);
     }
-
-    public function converter()
-    {
-        return match($this){
-            self::JSON => new JsonToDatabaseConverter
-        };
-    }
 }
diff --git a/app/Http/Controllers/V1/ConvertController.php b/app/Http/Controllers/V1/ConvertController.php
index bf70473..8ffc4d6 100644
--- a/app/Http/Controllers/V1/ConvertController.php
+++ b/app/Http/Controllers/V1/ConvertController.php
@@ -14,11 +14,13 @@ class ConvertController extends Controller
 {
     public function convert(FileFormatEnum $format, Request $request)
     {
+        // save file
         Storage::put(
             $request->file('file')->getClientOriginalName(),
             $request->file('file')->getContent(),
         );
 
+        // push a queue
         ChunkFile::dispatch(
             Str::uuid(),
             $request->file('file')->getClientOriginalName(),
diff --git a/app/Jobs/ChunkFile.php b/app/Jobs/ChunkFile.php
index 06fd191..7b24869 100644
--- a/app/Jobs/ChunkFile.php
+++ b/app/Jobs/ChunkFile.php
@@ -37,11 +37,16 @@ class ChunkFile implements ShouldQueue
      */
     public function handle()
     {
+        // chunk file (generator)
         $chunks = $this->format->chunker($this->uuid, $this->path);
+
         foreach ($chunks as $key => $chunk) {
             StoreChunk::dispatch($chunk);
+
+            // set latest key to redis (cut off handling)
             Redis::set($this->uuid . ":latest", $key);
         }
+        // delete file and clear redis
         Storage::delete($this->path);
         Redis::del($this->uuid . ":latest");
     }
diff --git a/app/Jobs/StoreChunk.php b/app/Jobs/StoreChunk.php
index 2a941c9..2b02b0d 100644
--- a/app/Jobs/StoreChunk.php
+++ b/app/Jobs/StoreChunk.php
@@ -43,7 +43,8 @@ class StoreChunk implements ShouldQueue
         $chunk = (new Pipeline(app()))
             ->through([
                 AgeFilterPipe::class,
-                CreditCardFilter::class,
+                // uncomment if you want to filter by credit card!
+                // CreditCardFilter::class,
             ])
             ->send($this->changeDateOfBirthToCarbon())
             ->thenReturn();
diff --git a/app/Services/Chunkers/JsonChunker.php b/app/Services/Chunkers/JsonChunker.php
index 4758eb1..12b8283 100644
--- a/app/Services/Chunkers/JsonChunker.php
+++ b/app/Services/Chunkers/JsonChunker.php
@@ -19,6 +19,7 @@ class JsonChunker implements ChunkerInterface
     {
         $chunk = [];
 
+        // get latest key for cut off handling
         $latest = Redis::get($uuid . ":latest") ?? 0;
 
         foreach (Items::fromFile(Storage::path($path), ['decoder' => new ExtJsonDecoder(true)]) as $key => $value) {
diff --git a/docker/runtimes/8.1/supervisord.conf b/docker/runtimes/8.1/supervisord.conf
index 9d28479..59a6574 100644
--- a/docker/runtimes/8.1/supervisord.conf
+++ b/docker/runtimes/8.1/supervisord.conf
@@ -12,3 +12,12 @@ stdout_logfile=/dev/stdout
 stdout_logfile_maxbytes=0
 stderr_logfile=/dev/stderr
 stderr_logfile_maxbytes=0
+
+[program:php-supervisor]
+command=/usr/bin/php /var/www/html/artisan horizon
+autostart=true
+autorestart=true
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0