diff --git a/Autodocs.php b/Autodocs.php
deleted file mode 100644
index dad86db..0000000
--- a/Autodocs.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-
-namespace autodocs;
-
-use Minicli\App;
-
-class Autodocs extends App
-{
-
-}
\ No newline at end of file
diff --git a/composer.json b/composer.json
index b96f2bf..d305b96 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,8 @@
         }
     },
     "require": {
-        "minicli/minicli": "^4.2"
+        "minicli/minicli": "^4.2",
+        "minicli/stencil": "^0.2.1"
     },
     "require-dev": {
         "pestphp/pest": "^2.16",
diff --git a/composer.lock b/composer.lock
index b76e636..f51162c 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "cbb35681a35cda06155159c52b0ad3de",
+    "content-hash": "04c87c844120eb4dc622794d8a7545af",
     "packages": [
         {
             "name": "minicli/minicli",
@@ -60,6 +60,50 @@
                 }
             ],
             "time": "2023-06-27T08:16:45+00:00"
+        },
+        {
+            "name": "minicli/stencil",
+            "version": "0.2.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/minicli/stencil.git",
+                "reference": "3102f8477e73b1a6026f52551d56610e07e9fe34"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/minicli/stencil/zipball/3102f8477e73b1a6026f52551d56610e07e9fe34",
+                "reference": "3102f8477e73b1a6026f52551d56610e07e9fe34",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=8"
+            },
+            "require-dev": {
+                "friendsofphp/php-cs-fixer": "^3.5",
+                "pestphp/pest": "^1.0",
+                "phpunit/phpunit": "^9.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Minicli\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "description": "Dummy template generator",
+            "homepage": "https://github.com/minicli/stencil",
+            "keywords": [
+                "minicli",
+                "template"
+            ],
+            "support": {
+                "issues": "https://github.com/minicli/stencil/issues",
+                "source": "https://github.com/minicli/stencil/tree/0.2.1"
+            },
+            "time": "2023-07-13T13:44:49+00:00"
         }
     ],
     "packages-dev": [
diff --git a/src/DataFeed/DataFeedInterface.php b/src/DataFeed/DataFeedInterface.php
new file mode 100644
index 0000000..f20f579
--- /dev/null
+++ b/src/DataFeed/DataFeedInterface.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace Autodocs\DataFeed;
+
+interface DataFeedInterface
+{
+    public function load(string $data): void;
+    public function save(string $path): void;
+}
\ No newline at end of file
diff --git a/src/DataFeed.php b/src/DataFeed/JsonDataFeed.php
similarity index 73%
rename from src/DataFeed.php
rename to src/DataFeed/JsonDataFeed.php
index fea6af0..f862204 100644
--- a/src/DataFeed.php
+++ b/src/DataFeed/JsonDataFeed.php
@@ -1,22 +1,14 @@
 <?php
 
-namespace Autodocs;
+namespace Autodocs\DataFeed;
 
 use Autodocs\Exception\NotFoundException;
 
-class DataFeed
+class JsonDataFeed implements DataFeedInterface
 {
-    public string $identifier;
-
     public string $data;
-
     public array $json = [];
 
-    public function __construct(string $identifier)
-    {
-        $this->identifier = $identifier;
-    }
-
     /**
      * @throws NotFoundException
      */
@@ -44,8 +36,8 @@ public function loadFromArray(array $data): void
         $this->data = json_encode($data);
     }
 
-    public function save(string $filePath): void
+    public function save(string $path): void
     {
-        file_put_contents($filePath, $this->data);
+        file_put_contents($path, $this->data);
     }
 }
diff --git a/src/Mark/Mark.php b/src/Mark.php
similarity index 98%
rename from src/Mark/Mark.php
rename to src/Mark.php
index 2d85853..a73caf2 100644
--- a/src/Mark/Mark.php
+++ b/src/Mark.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Autodocs\Mark;
+namespace Autodocs;
 
 class Mark
 {
diff --git a/src/Page/ExamplePage.php b/src/Page/ExamplePage.php
index 46ac49c..7dccbb6 100644
--- a/src/Page/ExamplePage.php
+++ b/src/Page/ExamplePage.php
@@ -2,18 +2,18 @@
 
 namespace Autodocs\Page;
 
-use Autodocs\DataFeed;
+use Autodocs\DataFeed\JsonDataFeed;
 
 class ExamplePage extends ReferencePage
 {
-    public function loadData(): void
+    public JsonDataFeed $dataFeed;
+    public function loadData(array $parameters = []): void
     {
-        $datafeed = new DataFeed('example');
-        $datafeed->loadFromArray([
+        $this->dataFeed = new JsonDataFeed();
+        $this->dataFeed->loadFromArray([
             'title' => 'example',
             'description' => 'description'
         ]);
-        $this->registerDataFeed($datafeed);
     }
 
     public function getName(): string
@@ -23,12 +23,7 @@ public function getName(): string
 
     public function getContent(): string
     {
-        $data = $this->getDataFeed('example');
-        if ($data == null) {
-            return "";
-        }
-
-        return $data->json['title'] . ' - ' . $data->json['description'];
+        return $this->dataFeed->json['title'] . ' - ' . $this->dataFeed->json['description'];
     }
 
     public function getSavePath(): string
diff --git a/src/Page/ReferencePage.php b/src/Page/ReferencePage.php
index e14657f..3846475 100644
--- a/src/Page/ReferencePage.php
+++ b/src/Page/ReferencePage.php
@@ -2,31 +2,13 @@
 
 namespace Autodocs\Page;
 
-use Autodocs\DataFeed;
+use Autodocs\Service\AutodocsService;
 
-abstract class ReferencePage
+abstract class ReferencePage implements ReferencePageInterface
 {
-    public array $dataFeeds = [];
-
-    public function registerDataFeed(DataFeed $dataFeed): void
-    {
-        $this->dataFeeds[] = $dataFeed;
-    }
-
-    public function getDataFeed(string $identifier): ?DataFeed
+    public AutodocsService $autodocs;
+    public function __construct(AutodocsService $autodocs)
     {
-        foreach ($this->dataFeeds as $dataFeed) {
-            if ($dataFeed->identifier === $identifier) {
-                return $dataFeed;
-            }
-        }
+        $this->autodocs = $autodocs;
     }
-
-    abstract public function loadData(): void;
-
-    abstract public function getName(): string;
-
-    abstract public function getSavePath(): string;
-
-    abstract public function getContent(): string;
-}
\ No newline at end of file
+}
diff --git a/src/Page/ReferencePageInterface.php b/src/Page/ReferencePageInterface.php
new file mode 100644
index 0000000..7a09b65
--- /dev/null
+++ b/src/Page/ReferencePageInterface.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace Autodocs\Page;
+
+use Autodocs\DataFeed\JsonDataFeed;
+use Autodocs\Service\AutodocsService;
+
+interface ReferencePageInterface
+{
+    public function loadData(array $parameters = []): void;
+
+    public function getName(): string;
+
+    public function getSavePath(): string;
+
+    public function getContent(): string;
+}
\ No newline at end of file
diff --git a/src/Page/TestPage.php b/src/Page/TestPage.php
index 6d92caf..8997fea 100644
--- a/src/Page/TestPage.php
+++ b/src/Page/TestPage.php
@@ -2,15 +2,13 @@
 
 namespace Autodocs\Page;
 
-use Autodocs\DataFeed;
+use Autodocs\DataFeed\JsonDataFeed;
 
 class TestPage extends ReferencePage
 {
-    public function loadData(): void
+    public function loadData(array $parameters = []): void
     {
-        $datafeed = new DataFeed('test');
-        $datafeed->loadFile(__DIR__ . '/../../tests/Resources/images-tags.json');
-        $this->registerDataFeed($datafeed);
+        //
     }
 
     public function getName(): string
@@ -21,12 +19,8 @@ public function getName(): string
     public function getContent(): string
     {
         $content = "";
-        $data = $this->getDataFeed('test');
-        if ($data == null) {
-            return "";
-        }
-
-        foreach ($data->json as $item) {
+        $dataFeed = $this->autodocs->getDataFeed('images-tags.json');
+        foreach ($dataFeed->json as $item) {
             $content .= "Image Name: " . $item['repo']['name'] . "\n";
         }
 
diff --git a/src/PageBuilder.php b/src/PageBuilder.php
index c8281de..721a887 100644
--- a/src/PageBuilder.php
+++ b/src/PageBuilder.php
@@ -2,43 +2,12 @@
 
 namespace Autodocs;
 
-use Autodocs\Page\ReferencePage;
+use Autodocs\Page\ReferencePageInterface;
+use Autodocs\Storage\FileStorage;
 
 class PageBuilder
 {
-    public Storage $storage;
-    public array $referencePages = [];
-
-    public function __construct(Storage $storage)
-    {
-        $this->storage = $storage;
-    }
-
-    public function registerPages(array $referencePages): void
-    {
-        foreach ($referencePages as $referencePage) {
-            $this->registerPage($referencePage);
-        }
-    }
-
-    public function registerPage(ReferencePage $page): void
-    {
-        $page->loadData();
-        $this->referencePages[] = $page;
-    }
-
-    public function buildPages(string $pages="all"): void
-    {
-        $buildPages = explode(",", $pages);
-        /** @var ReferencePage $referencePage */
-        foreach ($this->referencePages as $referencePage) {
-            if ($pages === "all" || in_array($referencePage->getName(), $buildPages)) {
-                $this->storage->saveFile($referencePage->getSavePath(), $this->buildPage($referencePage));
-            }
-        }
-    }
-
-    public function buildPage(ReferencePage $page): string
+    public function buildPage(ReferencePageInterface $page): string
     {
         return $page->getContent();
     }
diff --git a/src/Service/AutodocsService.php b/src/Service/AutodocsService.php
new file mode 100644
index 0000000..18cf62b
--- /dev/null
+++ b/src/Service/AutodocsService.php
@@ -0,0 +1,89 @@
+<?php
+
+namespace Autodocs\Service;
+
+use Autodocs\DataFeed\JsonDataFeed;
+use Autodocs\Page\ReferencePageInterface;
+use Autodocs\PageBuilder;
+use Autodocs\Storage\FileStorage;
+use Autodocs\Storage\StorageInterface;
+use Minicli\App;
+use Minicli\ServiceInterface;
+use Minicli\Stencil;
+
+class AutodocsService implements ServiceInterface
+{
+    public array $config;
+    public StorageInterface $storage;
+    public PageBuilder $builder;
+    public Stencil $stencil;
+    public array $dataFeeds = [];
+    public array $referencePages = [];
+
+    public function load(App $app): void
+    {
+        $this->config = $app->config->autodocs;
+        $this->storage = new FileStorage();
+        $this->stencil = new Stencil($this->config['templates_dir']);
+        if (isset($this->config['storage'])) {
+            $this->storage = new $this->config['storage'];
+        }
+
+        $this->builder = new PageBuilder();
+        foreach ($this->config['pages'] as $page) {
+            $page = new $page($this);
+            $this->registerPage($page);
+        }
+
+        if (isset($this->config['cache_dir'])) {
+            foreach (glob($this->config['cache_dir'] . '/*.json') as $jsonCache) {
+                $this->registerDataFeed(basename($jsonCache), new JsonDataFeed());
+            }
+        }
+    }
+    protected function registerDataFeed(string $identifier, JsonDataFeed $dataFeed): void
+    {
+        $this->dataFeeds[$identifier] = $dataFeed;
+    }
+
+    public function getDataFeed(string $identifier): ?JsonDataFeed
+    {
+        if (isset($this->dataFeeds[$identifier])) {
+            /** @var JsonDataFeed $dataFeed */
+            $dataFeed = $this->dataFeeds[$identifier];
+            $dataFeed->loadFile($this->config['cache_dir'] . '/' . $identifier);
+            return $dataFeed;
+        }
+        return null;
+    }
+
+    public function getDataFeedsList(string $filter = ""): array
+    {
+        $cachedFiles = array_keys($this->dataFeeds);
+        return array_filter($cachedFiles, function($var) use ($filter) {
+           return str_starts_with($var, $filter);
+        });
+    }
+
+    public function registerPage(ReferencePageInterface $page): void
+    {
+        $this->referencePages[] = $page;
+    }
+
+    public function buildPages(string $pages="all", array $parameters = []): void
+    {
+        $buildPages = explode(",", $pages);
+        /** @var ReferencePageInterface $referencePage */
+        foreach ($this->referencePages as $referencePage) {
+            if ($pages === "all" || in_array($referencePage->getName(), $buildPages)) {
+                $referencePage->loadData($parameters);
+                $savePath = $this->config['output'] . '/' . $referencePage->getSavePath();
+                if (!is_dir(dirname($savePath))) {
+                    mkdir(dirname($savePath), 0755, true);
+                }
+
+                $this->storage->saveFile($savePath, $this->builder->buildPage($referencePage));
+            }
+        }
+    }
+}
diff --git a/src/Storage.php b/src/Storage/FileStorage.php
similarity index 64%
rename from src/Storage.php
rename to src/Storage/FileStorage.php
index 87160c5..f63170b 100644
--- a/src/Storage.php
+++ b/src/Storage/FileStorage.php
@@ -1,8 +1,8 @@
 <?php
 
-namespace Autodocs;
+namespace Autodocs\Storage;
 
-class Storage
+class FileStorage implements StorageInterface
 {
     public function saveFile(string $path, string $content): void
     {
diff --git a/src/Storage/StorageInterface.php b/src/Storage/StorageInterface.php
new file mode 100644
index 0000000..701bb35
--- /dev/null
+++ b/src/Storage/StorageInterface.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace Autodocs\Storage;
+
+interface StorageInterface
+{
+    public function saveFile(string $path, string $content): void;
+}
\ No newline at end of file
diff --git a/tests/Pest.php b/tests/Pest.php
index 888d30a..01ea34b 100644
--- a/tests/Pest.php
+++ b/tests/Pest.php
@@ -24,6 +24,9 @@
 |
 */
 
+use Autodocs\Service\AutodocsService;
+use Minicli\App;
+
 expect()->extend('toBeOne', function () {
     return $this->toBe(1);
 });
@@ -41,5 +44,21 @@
 
 function getAutodocs()
 {
+    $config = [
+        'autodocs' => [
+            'images_sources' => __DIR__ . '/../workdir/sources',
+            'pages' => [
+                \Autodocs\Page\ExamplePage::class,
+                \Autodocs\Page\TestPage::class
+            ],
+            'output' => __DIR__ . '/../var/output',
+            'cache_dir' => __DIR__ . '/Resources',
+            'templates_dir' => __DIR__ . '/Resources'
+        ]
+    ];
+
+    $autodocs = new AutodocsService();
+    $autodocs->load(new App($config));
 
+    return $autodocs;
 }
\ No newline at end of file
diff --git a/tests/TestCase.php b/tests/TestCase.php
deleted file mode 100644
index cfb05b6..0000000
--- a/tests/TestCase.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-
-namespace Tests;
-
-use PHPUnit\Framework\TestCase as BaseTestCase;
-
-abstract class TestCase extends BaseTestCase
-{
-    //
-}
diff --git a/tests/Unit/AutodocsServiceTest.php b/tests/Unit/AutodocsServiceTest.php
new file mode 100644
index 0000000..ab68478
--- /dev/null
+++ b/tests/Unit/AutodocsServiceTest.php
@@ -0,0 +1,42 @@
+<?php
+
+use Autodocs\Storage\FileStorage;
+
+it('registers reference pages and lazy-loads json cache feeds', function () {
+    $autodocs = getAutodocs();
+    $this->assertCount(2, $autodocs->referencePages);
+    $this->assertNotEmpty($autodocs->dataFeeds);
+    $this->assertInstanceOf(\Autodocs\DataFeed\JsonDataFeed::class, $autodocs->dataFeeds['images-tags.json']);
+    $this->assertEmpty($autodocs->dataFeeds['images-tags.json']->json);
+    $data = $autodocs->getDataFeed('images-tags.json');
+
+    $this->assertNotEmpty($data->json);
+});
+
+it('builds reference pages', function () {
+    $autodocs = getAutodocs();
+    $storage = Mockery::mock(FileStorage::class);
+    $storage->shouldReceive('saveFile');
+    $autodocs->storage = $storage;
+
+    $this->assertCount(2, $autodocs->referencePages);
+    $autodocs->buildPages();
+});
+
+it('skips building when page is not listed', function () {
+    $autodocs = getAutodocs();
+    $storage = Mockery::mock(FileStorage::class);
+    $storage->shouldNotReceive('saveFile');
+    $autodocs->storage = $storage;
+
+    $autodocs->buildPages('page2,page3');
+});
+
+it('builds only designated page', function () {
+    $autodocs = getAutodocs();
+    $storage = Mockery::mock(FileStorage::class);
+    $storage->shouldReceive('saveFile')->once();
+    $autodocs->storage = $storage;
+
+    $autodocs->buildPages('example');
+});
diff --git a/tests/Unit/DataFeedTest.php b/tests/Unit/DataFeedTest.php
index eb3b6ab..e483b01 100644
--- a/tests/Unit/DataFeedTest.php
+++ b/tests/Unit/DataFeedTest.php
@@ -1,10 +1,10 @@
 <?php
 
-use Autodocs\DataFeed;
+use Autodocs\DataFeed\JsonDataFeed;
 
 it('loads JSON file', function () {
 
-    $datafeed = new DataFeed('test');
+    $datafeed = new JsonDataFeed('test');
     $datafeed->loadFile(__DIR__ . '/../Resources/images-tags.json');
 
     $this->assertNotEmpty($datafeed->json);
diff --git a/tests/Unit/PageBuilderTest.php b/tests/Unit/PageBuilderTest.php
deleted file mode 100644
index 79f72f2..0000000
--- a/tests/Unit/PageBuilderTest.php
+++ /dev/null
@@ -1,54 +0,0 @@
-<?php
-
-use Autodocs\Page\ExamplePage;
-use Autodocs\Page\TestPage;
-use Autodocs\PageBuilder;
-use Autodocs\Storage;
-
-it('registers and builds reference page', function () {
-    $page = new ExamplePage();
-    $page->loadData();
-
-    $storage = Mockery::mock(Storage::class);
-    $storage->shouldReceive('saveFile');
-
-    $builder = new PageBuilder($storage);
-    $builder->registerPage($page);
-
-    $this->assertCount(1, $builder->referencePages);
-
-    $builder->buildPages();
-});
-
-it('skips building when page is not listed', function () {
-    $page = new ExamplePage();
-    $page->loadData();
-
-    $storage = Mockery::mock(Storage::class);
-    $storage->shouldNotReceive('saveFile');
-
-    $builder = new PageBuilder($storage);
-    $builder->registerPage($page);
-
-    $this->assertCount(1, $builder->referencePages);
-
-    $builder->buildPages('page2,page3');
-});
-
-it('builds only designated page', function () {
-    $page1 = new ExamplePage();
-    $page1->loadData();
-
-    $page2 = new TestPage();
-    $page2->loadData();
-
-    $storage = Mockery::mock(Storage::class);
-    $storage->shouldReceive('saveFile')->once();
-
-    $builder = new PageBuilder($storage);
-    $builder->registerPages([$page1, $page2]);
-
-    $this->assertCount(2, $builder->referencePages);
-
-    $builder->buildPages('example');
-});
diff --git a/tests/Unit/ReferencePageTest.php b/tests/Unit/ReferencePageTest.php
index 35b2e12..f380cc6 100644
--- a/tests/Unit/ReferencePageTest.php
+++ b/tests/Unit/ReferencePageTest.php
@@ -1,9 +1,12 @@
 <?php
 
 use Autodocs\Page\TestPage;
+use Autodocs\Service\AutodocsService;
 
-it('returns content using data from json DataFeed', function () {
-    $page = new TestPage();
+it('returns content using data from JsonDataFeed', function () {
+    $autodocs = getAutodocs();
+
+    $page = new TestPage($autodocs);
     $page->loadData();
     $content = $page->getContent();
 
diff --git a/var/.gitignore b/var/.gitignore
new file mode 100644
index 0000000..c96a04f
--- /dev/null
+++ b/var/.gitignore
@@ -0,0 +1,2 @@
+*
+!.gitignore
\ No newline at end of file