diff --git a/.gitignore b/.gitignore
new file mode 100644
index 000000000..248ba7b3e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+.idea
+.DS_Store
+app/.env
+app/vendor
+app/logs
\ No newline at end of file
diff --git a/Readme.md b/Readme.md
new file mode 100644
index 000000000..9e4acd7cb
--- /dev/null
+++ b/Readme.md
@@ -0,0 +1,29 @@
+**Как использовать**
+\
+\
+Везде использовать POST
+
+Для того чтобы добавить event, надо отправить запрос с JSON данными
+```json
+{
+  "request_type": "add",
+  "priority": 4000,
+  "conditions": ["param1=1", "param2=2", "param3=3"],
+  "event": "event_4"
+}
+```
+
+Для поиск нужно отправить запрос с JSON-данными
+```json
+{
+  "request_type": "search",
+  "conditions": ["param1=1", "param2=2", "param3=3"],
+}
+```
+
+Для удаления нужно отправить запрос с JSON-данными
+```json
+{
+  "type_request": "delete"
+}
+```
diff --git a/app/.env.example b/app/.env.example
new file mode 100644
index 000000000..c740c872a
--- /dev/null
+++ b/app/.env.example
@@ -0,0 +1,5 @@
+STORAGE=redis
+REDIS_HOST=redis
+REDIS_PORT=6379
+
+LOG_PATH=../logs/app.log
diff --git a/app/bootstrap/bootstrap.php b/app/bootstrap/bootstrap.php
new file mode 100644
index 000000000..71ae83df1
--- /dev/null
+++ b/app/bootstrap/bootstrap.php
@@ -0,0 +1,6 @@
+<?php
+
+require_once '../vendor/autoload.php';
+
+$dotenv = Dotenv\Dotenv::createImmutable(__DIR__ . '/..');
+$dotenv->load();
diff --git a/app/composer.json b/app/composer.json
new file mode 100644
index 000000000..96b6aad50
--- /dev/null
+++ b/app/composer.json
@@ -0,0 +1,24 @@
+{
+    "name": "rsm/app",
+    "description": "hw-otus",
+    "type": "project",
+    "authors": [
+        {
+            "name": "yessaliyev",
+            "email": "40271311+yessaliyev@users.noreply.github.com"
+        }
+    ],
+    "minimum-stability": "dev",
+    "require": {
+        "vlucas/phpdotenv": "^5.2@dev",
+        "monolog/monolog": "2.x-dev",
+        "ext-redis": "*",
+        "ext-json": "*",
+        "rakit/validation": "dev-master"
+    },
+    "autoload": {
+        "psr-4": {
+            "Otus\\": "src/hw"
+        }
+    }
+}
diff --git a/app/composer.lock b/app/composer.lock
new file mode 100644
index 000000000..627cdf673
--- /dev/null
+++ b/app/composer.lock
@@ -0,0 +1,679 @@
+{
+    "_readme": [
+        "This file locks the dependencies of your project to a known state",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
+        "This file is @generated automatically"
+    ],
+    "content-hash": "73c96e62910c242ce496c53ce90c698a",
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+                "reference": "cce288e91826d6d33d76b57f1ad4bdc3f3a8c1d6"
+            },
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+                "type": "zip",
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+                "reference": "cce288e91826d6d33d76b57f1ad4bdc3f3a8c1d6",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.0 || ^8.0",
+                "phpoption/phpoption": "^1.7.3"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^6.5.14 || ^7.5.20 || ^8.5.8 || ^9.3.7"
+            },
+            "default-branch": true,
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "GrahamCampbell\\ResultType\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Graham Campbell",
+                    "email": "graham@alt-three.com"
+                }
+            ],
+            "description": "An Implementation Of The Result Type",
+            "keywords": [
+                "Graham Campbell",
+                "GrahamCampbell",
+                "Result Type",
+                "Result-Type",
+                "result"
+            ],
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+                "source": "https://github.com/GrahamCampbell/Result-Type/tree/1.0"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/GrahamCampbell",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/graham-campbell/result-type",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-01-25T20:12:13+00:00"
+        },
+        {
+            "name": "monolog/monolog",
+            "version": "dev-main",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Seldaek/monolog.git",
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+            },
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+                "php": ">=7.2",
+                "psr/log": "^1.0.1"
+            },
+            "provide": {
+                "psr/log-implementation": "1.0.0"
+            },
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+                "php-amqplib/php-amqplib": "Allow sending log messages to an AMQP server using php-amqplib",
+                "php-console/php-console": "Allow sending log messages to Google Chrome",
+                "rollbar/rollbar": "Allow sending log messages to Rollbar",
+                "ruflin/elastica": "Allow sending log messages to an Elastic Search server"
+            },
+            "default-branch": true,
+            "type": "library",
+            "extra": {
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+                "psr-4": {
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+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
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+            ],
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+            "homepage": "https://github.com/Seldaek/monolog",
+            "keywords": [
+                "log",
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+                "psr-3"
+            ],
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+        },
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+                "url": "https://github.com/schmittjoh/php-option.git",
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+            },
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+                }
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+            "license": [
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+                    "email": "schmittjoh@gmail.com"
+                },
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+                    "email": "graham@alt-three.com"
+                }
+            ],
+            "description": "Option Type for PHP",
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+                "language",
+                "option",
+                "php",
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+            ],
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+                "psr",
+                "psr-3"
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+            },
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+        },
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+            "version": "dev-master",
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+            },
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+                    "email": "emsifa@gmail.com"
+                }
+            ],
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+            "type": "library",
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+            },
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+            "type": "library",
+            "extra": {
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+                ]
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+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
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+            "authors": [
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+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
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+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill for the Mbstring extension",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "mbstring",
+                "polyfill",
+                "portable",
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+                }
+            ],
+            "time": "2021-01-07T16:49:33+00:00"
+        },
+        {
+            "name": "vlucas/phpdotenv",
+            "version": "dev-master",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/vlucas/phpdotenv.git",
+                "reference": "b3eac5c7ac896e52deab4a99068e3f4ab12d9e56"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/vlucas/phpdotenv/zipball/b3eac5c7ac896e52deab4a99068e3f4ab12d9e56",
+                "reference": "b3eac5c7ac896e52deab4a99068e3f4ab12d9e56",
+                "shasum": ""
+            },
+            "require": {
+                "ext-pcre": "*",
+                "graham-campbell/result-type": "^1.0.1",
+                "php": "^7.1.3 || ^8.0",
+                "phpoption/phpoption": "^1.7.4",
+                "symfony/polyfill-ctype": "^1.17",
+                "symfony/polyfill-mbstring": "^1.17",
+                "symfony/polyfill-php80": "^1.17"
+            },
+            "require-dev": {
+                "bamarni/composer-bin-plugin": "^1.4.1",
+                "ext-filter": "*",
+                "phpunit/phpunit": "^7.5.20 || ^8.5.14 || ^9.5.1"
+            },
+            "suggest": {
+                "ext-filter": "Required to use the boolean validator."
+            },
+            "default-branch": true,
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "5.3-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Dotenv\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Graham Campbell",
+                    "email": "graham@alt-three.com",
+                    "homepage": "https://gjcampbell.co.uk/"
+                },
+                {
+                    "name": "Vance Lucas",
+                    "email": "vance@vancelucas.com",
+                    "homepage": "https://vancelucas.com/"
+                }
+            ],
+            "description": "Loads environment variables from `.env` to `getenv()`, `$_ENV` and `$_SERVER` automagically.",
+            "keywords": [
+                "dotenv",
+                "env",
+                "environment"
+            ],
+            "support": {
+                "issues": "https://github.com/vlucas/phpdotenv/issues",
+                "source": "https://github.com/vlucas/phpdotenv/tree/v5.3.0"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/GrahamCampbell",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/vlucas/phpdotenv",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-01-20T15:23:13+00:00"
+        }
+    ],
+    "packages-dev": [],
+    "aliases": [],
+    "minimum-stability": "dev",
+    "stability-flags": {
+        "vlucas/phpdotenv": 20,
+        "monolog/monolog": 20,
+        "rakit/validation": 20
+    },
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": {
+        "ext-redis": "*",
+        "ext-json": "*"
+    },
+    "platform-dev": [],
+    "plugin-api-version": "2.0.0"
+}
diff --git a/app/public/index.php b/app/public/index.php
new file mode 100644
index 000000000..b3ef90e26
--- /dev/null
+++ b/app/public/index.php
@@ -0,0 +1,13 @@
+<?php
+
+require_once '../bootstrap/bootstrap.php';
+
+use Otus\App;
+use Otus\View;
+
+try {
+    $app = new App();
+    $app->run();
+} catch (\Exception $e) {
+    View::showMessage($e->getMessage());
+}
diff --git a/app/src/hw/App.php b/app/src/hw/App.php
new file mode 100644
index 000000000..a393e00d1
--- /dev/null
+++ b/app/src/hw/App.php
@@ -0,0 +1,34 @@
+<?php
+
+namespace Otus;
+
+use Otus\Processes\EventProcessFactory;
+use Otus\Storage\StorageFactory;
+use Otus\Storage\StorageInterface;
+use Otus\Validators\RequestValidator;
+
+class App
+{
+    private StorageInterface $storage;
+    private array $data;
+
+    public function __construct()
+    {
+        $validator = new RequestValidator();
+        $validator->validate();
+        $this->data = $validator->getValidatedData();
+
+        $this->storage = $this->getStorage();
+    }
+
+    public function run()
+    {
+        $event = EventProcessFactory::getProcess($this->data);
+        $event->process($this->storage);
+    }
+
+    private function getStorage(): StorageInterface
+    {
+        return StorageFactory::create();
+    }
+}
diff --git a/app/src/hw/DTO/EventDTO.php b/app/src/hw/DTO/EventDTO.php
new file mode 100644
index 000000000..28594cf0a
--- /dev/null
+++ b/app/src/hw/DTO/EventDTO.php
@@ -0,0 +1,56 @@
+<?php
+
+namespace Otus\DTO;
+
+class EventDTO
+{
+    private int $id;
+    private string $event;
+    private array $conditions;
+    private int $priority;
+
+    public function getPriority(): int
+    {
+        return $this->priority;
+    }
+
+    public function setPriority(int $priority): void
+    {
+        $this->priority = $priority;
+    }
+
+    public function getId(): int
+    {
+        return $this->id;
+    }
+
+    public function setId($id): void
+    {
+        $this->id = $id;
+    }
+
+    public function getEvent(): string
+    {
+        return $this->event;
+    }
+
+    public function setEvent(string $event): void
+    {
+        $this->event = $event;
+    }
+
+    public function getConditions(): array
+    {
+        return $this->conditions;
+    }
+
+    public function setConditions(array $conditions): void
+    {
+        $this->conditions = $conditions;
+    }
+
+    public function toArray(): array
+    {
+        return get_object_vars($this);
+    }
+}
diff --git a/app/src/hw/DTO/UserRequestDTO.php b/app/src/hw/DTO/UserRequestDTO.php
new file mode 100644
index 000000000..d65dbd0e9
--- /dev/null
+++ b/app/src/hw/DTO/UserRequestDTO.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace Otus\DTO;
+
+class UserRequestDTO
+{
+    private array $conditions;
+
+    public function getConditions(): array
+    {
+        return $this->conditions;
+    }
+
+    public function setConditions(array $conditions): void
+    {
+        $this->conditions = $conditions;
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/hw/Exceptions/AppException.php b/app/src/hw/Exceptions/AppException.php
new file mode 100644
index 000000000..8da773fbd
--- /dev/null
+++ b/app/src/hw/Exceptions/AppException.php
@@ -0,0 +1,17 @@
+<?php
+namespace Otus\Exceptions;
+
+use Exception;
+use Monolog\Logger;
+use Otus\Logger\AppLogger;
+use Throwable;
+
+class AppException extends Exception
+{
+    public function __construct(string $message = "", int $code = 0, Throwable $previous = null)
+    {
+        parent::__construct($message, $code, $previous);
+        http_response_code($code);
+        AppLogger::addLog(Logger::ERROR, $message);
+    }
+}
\ No newline at end of file
diff --git a/app/src/hw/Logger/AppLogger.php b/app/src/hw/Logger/AppLogger.php
new file mode 100644
index 000000000..1f9a8c7ba
--- /dev/null
+++ b/app/src/hw/Logger/AppLogger.php
@@ -0,0 +1,15 @@
+<?php
+namespace Otus\Logger;
+
+use Monolog\Handler\StreamHandler;
+use Monolog\Logger;
+
+class AppLogger
+{
+    public static function addLog($level, string $message, array $context = [])
+    {
+        $log = new Logger('app');
+        $log->pushHandler(new StreamHandler($_ENV['LOG_PATH']));
+        $log->addRecord($level, $message, $context);
+    }
+}
\ No newline at end of file
diff --git a/app/src/hw/Processes/EventCreator.php b/app/src/hw/Processes/EventCreator.php
new file mode 100644
index 000000000..c226e2d1d
--- /dev/null
+++ b/app/src/hw/Processes/EventCreator.php
@@ -0,0 +1,36 @@
+<?php
+
+
+namespace Otus\Processes;
+
+
+use Otus\DTO\EventDTO;
+use Otus\Storage\StorageInterface;
+use Otus\View;
+
+class EventCreator implements EventProcessInterface
+{
+    private EventDTO $event;
+
+    public function __construct(array $data)
+    {
+        $this->createEvent($data);
+    }
+
+    public function process(StorageInterface $storage)
+    {
+        $storage->save($this->event);
+        View::showMessage("event was added");
+    }
+
+    private function createEvent($data)
+    {
+        $event = new EventDTO();
+        $event->setId(time());
+        $event->setEvent($data['event']);
+        $event->setConditions($data['conditions']);
+        $event->setPriority($data['priority']);
+
+        $this->event = $event;
+    }
+}
\ No newline at end of file
diff --git a/app/src/hw/Processes/EventDeleter.php b/app/src/hw/Processes/EventDeleter.php
new file mode 100644
index 000000000..55dd0cbfc
--- /dev/null
+++ b/app/src/hw/Processes/EventDeleter.php
@@ -0,0 +1,17 @@
+<?php
+
+
+namespace Otus\Processes;
+
+
+use Otus\Storage\StorageInterface;
+use Otus\View;
+
+class EventDeleter implements EventProcessInterface
+{
+    public function process(StorageInterface $storage)
+    {
+        $storage->delete();
+        View::showMessage('all events have been deleted');
+    }
+}
\ No newline at end of file
diff --git a/app/src/hw/Processes/EventProcessFactory.php b/app/src/hw/Processes/EventProcessFactory.php
new file mode 100644
index 000000000..7701924ba
--- /dev/null
+++ b/app/src/hw/Processes/EventProcessFactory.php
@@ -0,0 +1,25 @@
+<?php
+
+
+namespace Otus\Processes;
+
+
+use Otus\Exceptions\AppException;
+use Otus\Validators\RequestValidator;
+
+class EventProcessFactory
+{
+    public static function getProcess(array $data): EventProcessInterface
+    {
+        switch ($data['request_type']){
+            case RequestValidator::ADD_REQUEST:
+                return new EventCreator($data);
+            case RequestValidator::SEARCH_REQUEST:
+                return new EventSearcher($data);
+            case RequestValidator::DELETE_REQUEST:
+                return new EventDeleter();
+            default:
+                throw new AppException('Invalid request method');
+        }
+    }
+}
diff --git a/app/src/hw/Processes/EventProcessInterface.php b/app/src/hw/Processes/EventProcessInterface.php
new file mode 100644
index 000000000..1e16bd0a4
--- /dev/null
+++ b/app/src/hw/Processes/EventProcessInterface.php
@@ -0,0 +1,12 @@
+<?php
+
+
+namespace Otus\Processes;
+
+
+use Otus\Storage\StorageInterface;
+
+interface EventProcessInterface
+{
+    public function process(StorageInterface $storage);
+}
\ No newline at end of file
diff --git a/app/src/hw/Processes/EventSearcher.php b/app/src/hw/Processes/EventSearcher.php
new file mode 100644
index 000000000..135ee1e52
--- /dev/null
+++ b/app/src/hw/Processes/EventSearcher.php
@@ -0,0 +1,35 @@
+<?php
+
+
+namespace Otus\Processes;
+
+use Otus\DTO\EventDTO;
+use Otus\DTO\UserRequestDTO;
+use Otus\Storage\StorageInterface;
+use Otus\View;
+
+class EventSearcher implements EventProcessInterface
+{
+    private UserRequestDTO $requestDTO;
+
+    public function __construct(array $data)
+    {
+        $this->createUserRequestDTO($data);
+    }
+
+    public function process(StorageInterface $storage)
+    {
+        /** @var EventDTO $result */
+        $result = $storage->find($this->requestDTO);
+        View::showResult($result->toArray());
+    }
+
+    private function createUserRequestDTO(array $data)
+    {
+        $requestDTO = new UserRequestDTO();
+        $requestDTO->setConditions($data['conditions']);
+
+        $this->requestDTO = $requestDTO;
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/hw/Storage/RedisDAO.php b/app/src/hw/Storage/RedisDAO.php
new file mode 100644
index 000000000..39882aa40
--- /dev/null
+++ b/app/src/hw/Storage/RedisDAO.php
@@ -0,0 +1,168 @@
+<?php
+
+
+namespace Otus\Storage;
+
+use Otus\DTO\EventDTO;
+use Otus\DTO\UserRequestDTO;
+use Otus\Exceptions\AppException;
+use Redis;
+
+class RedisDAO implements StorageInterface
+{
+    const STORAGE_NAME = 'redis';
+    const KEY = 'events:';
+
+    private Redis $redis;
+
+    public function __construct()
+    {
+        $this->redis = new Redis();
+        $this->redis->connect($_ENV['REDIS_HOST'], $_ENV['REDIS_PORT']);
+    }
+
+    public function find(UserRequestDTO $userRequestDTO): ?EventDTO
+    {
+        $sets = $this->findEvents($userRequestDTO->getConditions());
+        $eventIDs = $this->findSuitableEvents($userRequestDTO->getConditions(), $sets);
+        $raw = $this->getEventMaxPriority($eventIDs);
+        $eventData = $this->redis->get($this->generateKeyEvent($raw['event_id']));
+        $conditions = $this->redis->sMembers($this->generateKeyConditions($raw['event_id']));
+
+        $eventDTO = new EventDTO();
+        $eventDTO->setId($raw['event_id']);
+        $eventDTO->setConditions($conditions);
+        $eventDTO->setPriority($raw['priority']);
+        $eventDTO->setEvent($eventData);
+
+        return $eventDTO;
+    }
+
+    public function save(EventDTO $event)
+    {
+        $key = $this->generateKey($event->getId());
+
+        $partOne = $this->redis->multi()
+            ->zAdd($this->generatePriority(), [], $event->getPriority(), $key)
+            ->set($this->generateKeyEvent($event->getId()), $event->getEvent())
+            ->exec();
+
+        $this->redis->multi();
+
+        foreach ($event->getConditions() as $condition) {
+            $this->redis->sAdd($this->generateKeyConditions($event->getId()), $condition);
+            $this->redis->sAdd($this->generateHelperConditions($condition), $key . ':conditions');
+        }
+
+        $partTwo = $this->redis->exec();
+        return array_merge($partOne, $partTwo);
+    }
+
+    public function delete(): bool
+    {
+        return $this->redis->del($this->redis->keys(self::KEY . '*'));
+    }
+
+    private function findEvents(array $conditions): array
+    {
+        $sets = [];
+        foreach ($conditions as $item) {
+            $item = $this->generateHelperConditions($item);
+            $buf = $this->redis->sMembers($item);
+
+            foreach ($buf as $keyConditions) {
+                $sets[$keyConditions] = [
+                    'number' => $this->redis->sCard($keyConditions),
+                    'suitable_number' => 0
+                ];
+            }
+        }
+
+        if (empty($sets)) {
+            throw new AppException('No sets found');
+        }
+
+        return $sets;
+    }
+
+    private function findSuitableEvents(array $conditions, array $sets): array
+    {
+        foreach ($sets as $keyConditions => &$item) {
+            foreach ($conditions as $condition) {
+                $result = $this->redis->sIsMember($keyConditions, $condition);
+                if ($result) {
+                    $item['suitable_number']++;
+                }
+            }
+        }
+
+        $eventIDs = [];
+        foreach ($sets as $keyConditions => $item)  {
+            if ($item['number'] == $item['suitable_number']) {
+                $eventID = $this->getEventIDFromKeyConditions($keyConditions);
+                $key = $this->generateKey($eventID);
+                $eventIDs[$key] = [
+                    'priority' => $this->redis->zScore($this->generatePriority(), $key),
+                    'event_id' => $eventID
+                ];
+            }
+        }
+
+        return $eventIDs;
+    }
+
+    private function getEventMaxPriority(array $eventIDs): array
+    {
+        $scores = array_column($eventIDs, 'priority');
+        $maxPriority = max($scores);
+        foreach ($eventIDs as $item) {
+            if ($item['priority'] == $maxPriority) {
+                $eventID = $item['event_id'];
+                break;
+            }
+        }
+
+        return ['priority' => $maxPriority, 'event_id' => $eventID];
+    }
+
+    private function getEventIDFromKeyConditions(string $keyConditions): string
+    {
+        $result = explode(':', $keyConditions);
+        if (empty($result[1])) {
+            throw new AppException('Redis is not structured correctly.');
+        }
+        return $result[1];
+    }
+
+    private function generateKey($id)
+    {
+        return self::KEY . $id;
+    }
+
+    private function generateKeyConditions(string $id): string
+    {
+        return $this->generateKey($id) . ':conditions';
+    }
+
+    private function generateKeyEvent(string $id): string
+    {
+        return $this->generateKey($id) . ':event';
+    }
+
+    private function generateHelperConditions(string $item): string
+    {
+        return self::KEY . $item;
+    }
+
+    private function generatePriority(): string
+    {
+        return self::KEY . ':priority';
+    }
+
+    public function __destruct()
+    {
+        $this->redis->close();
+    }
+
+
+}
\ No newline at end of file
diff --git a/app/src/hw/Storage/StorageFactory.php b/app/src/hw/Storage/StorageFactory.php
new file mode 100644
index 000000000..f6840f266
--- /dev/null
+++ b/app/src/hw/Storage/StorageFactory.php
@@ -0,0 +1,24 @@
+<?php
+
+
+namespace Otus\Storage;
+
+use Monolog\Logger;
+use Otus\Exceptions\AppException;
+
+class StorageFactory
+{
+    /**
+     * @return StorageInterface
+     * @throws AppException
+     */
+    public static function create()
+    {
+        switch ($_ENV['STORAGE']) {
+            case RedisDAO::STORAGE_NAME:
+                return new RedisDAO();
+            default:
+                throw new AppException('Invalid storage type',Logger::ERROR);
+        }
+    }
+}
diff --git a/app/src/hw/Storage/StorageInterface.php b/app/src/hw/Storage/StorageInterface.php
new file mode 100644
index 000000000..920658843
--- /dev/null
+++ b/app/src/hw/Storage/StorageInterface.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace Otus\Storage;
+
+use Otus\DTO\EventDTO;
+use Otus\DTO\UserRequestDTO;
+
+interface StorageInterface
+{
+    public function save(EventDTO $event);
+    public function find(UserRequestDTO $userRequestDTO): ?EventDTO;
+    public function delete();
+}
\ No newline at end of file
diff --git a/app/src/hw/Validators/RequestValidator.php b/app/src/hw/Validators/RequestValidator.php
new file mode 100644
index 000000000..ab6255ad9
--- /dev/null
+++ b/app/src/hw/Validators/RequestValidator.php
@@ -0,0 +1,82 @@
+<?php
+
+namespace Otus\Validators;
+
+use Monolog\Logger;
+use Otus\Exceptions\AppException;
+use Rakit\Validation\Validator;
+
+class RequestValidator
+{
+    const ADD_REQUEST = "add";
+    const SEARCH_REQUEST = "search";
+    const DELETE_REQUEST = "delete";
+
+    private Validator $validator;
+    private array $data;
+
+    public function __construct()
+    {
+        $this->validator = new Validator();
+
+        $json = file_get_contents('php://input');
+
+        if (empty($json)) {
+            throw new AppException('body is empty', Logger::ERROR);
+        }
+
+        $this->data = json_decode($json, true, 512, JSON_THROW_ON_ERROR);
+    }
+
+    /**
+     * @throws AppException
+     */
+    public function validate()
+    {
+        switch ($this->data['request_type']) {
+            case self::SEARCH_REQUEST:
+                $this->validateSearch();
+                break;
+            case self::ADD_REQUEST:
+                $this->validateAdd();
+                break;
+            case self::DELETE_REQUEST:
+                break;
+            default:
+                throw new AppException("Invalid request method", Logger::ERROR);
+        }
+    }
+
+    private function validateSearch()
+    {
+        $validation = $this->validator->validate($this->data,[
+           'conditions' => 'required|array'
+        ]);
+
+        if ($validation->fails()) {
+            throw new AppException('Validation error, reason: ' . json_encode($validation->errors()->firstOfAll()), Logger::ERROR);
+        }
+
+        return true;
+    }
+
+    private function validateAdd()
+    {
+        $validation = $this->validator->validate($this->data, [
+           'event' => 'required',
+           'conditions' => 'required|array',
+           'priority' => 'required|numeric'
+        ]);
+
+        if ($validation->fails()) {
+            throw new AppException('Validation error, reason: ' . json_encode($validation->errors()->firstOfAll()), Logger::ERROR);
+        }
+
+        return true;
+    }
+
+    public function getValidatedData()
+    {
+        return $this->data;
+    }
+}
diff --git a/app/src/hw/View.php b/app/src/hw/View.php
new file mode 100644
index 000000000..917c9386c
--- /dev/null
+++ b/app/src/hw/View.php
@@ -0,0 +1,20 @@
+<?php
+
+
+namespace Otus;
+
+
+class View
+{
+    public static function showMessage(string $string)
+    {
+        header("Content-type: application/json; charset=utf-8");
+        echo $string;
+    }
+
+    public static function showResult($data)
+    {
+        header("Content-type: application/json; charset=utf-8");
+        print_r($data);
+    }
+}
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 000000000..3f80da357
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,24 @@
+version: '3.8'
+
+services:
+  nginx:
+    container_name: nginx
+    build:
+      context: ./docker/nginx
+    volumes:
+      - ./app:/var/www/hw-otus
+      - ./docker/nginx/config/default.conf:/etc/nginx/conf.d/default.conf
+    ports:
+      - "8787:80"
+
+  php-fpm:
+    container_name: php-fpm
+    build:
+      context: ./docker/php-fpm
+    volumes:
+      - ./app:/var/www/hw-otus
+
+  redis:
+    container_name: redis
+    build:
+      context: ./docker/redis
\ No newline at end of file
diff --git a/docker/nginx/Dockerfile b/docker/nginx/Dockerfile
new file mode 100644
index 000000000..45ad9f589
--- /dev/null
+++ b/docker/nginx/Dockerfile
@@ -0,0 +1,3 @@
+FROM nginx
+
+WORKDIR /var/www/hw-otus
\ No newline at end of file
diff --git a/docker/nginx/config/default.conf b/docker/nginx/config/default.conf
new file mode 100644
index 000000000..e6ba61102
--- /dev/null
+++ b/docker/nginx/config/default.conf
@@ -0,0 +1,21 @@
+server {
+
+    root /var/www/hw-otus/public;
+    index index.php;
+
+    listen  80;
+
+    location / {
+        try_files $uri $uri/ /index.php$is_args$args;
+    }
+
+    # Server PHP config
+    location ~ \.php {
+        fastcgi_pass	php-fpm:9000;
+        include 		fastcgi_params;
+        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+        fastcgi_param PATH_INFO $fastcgi_path_info;
+        try_files $uri =404;
+        fastcgi_index	index.php;
+    }
+}
\ No newline at end of file
diff --git a/docker/php-fpm/Dockerfile b/docker/php-fpm/Dockerfile
new file mode 100644
index 000000000..bcfbe66fe
--- /dev/null
+++ b/docker/php-fpm/Dockerfile
@@ -0,0 +1,24 @@
+FROM php:7.4-fpm
+
+#необходимые утилиты
+RUN apt-get update && apt-get install -y \
+curl \
+libssl-dev \
+git \
+libzip-dev \
+zip \
+wget \
+grep \
+libz-dev \
+libmemcached-dev \
+libpq-dev \
+libcurl4-openssl-dev \
+nano \
+&& docker-php-ext-install zip
+
+RUN pecl install -o redis && docker-php-ext-enable redis
+RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/bin --filename=composer
+
+WORKDIR /var/www/hw-otus/
+EXPOSE 9000
+CMD ["php-fpm"]
diff --git a/docker/redis/Dockerfile b/docker/redis/Dockerfile
new file mode 100644
index 000000000..d0d17051e
--- /dev/null
+++ b/docker/redis/Dockerfile
@@ -0,0 +1 @@
+FROM redis:6.2-rc2
\ No newline at end of file