diff --git a/.idea/codeception.xml b/.idea/codeception.xml
new file mode 100644
index 0000000..330f2dd
--- /dev/null
+++ b/.idea/codeception.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Codeception">
+    <option name="configurations">
+      <list>
+        <Configuration>
+          <option name="path" value="$PROJECT_DIR$/tests" />
+        </Configuration>
+      </list>
+    </option>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/nur-sery.iml b/.idea/nur-sery.iml
index 93a8f92..8f5e5e3 100644
--- a/.idea/nur-sery.iml
+++ b/.idea/nur-sery.iml
@@ -6,6 +6,7 @@
       <sourceFolder url="file://$MODULE_DIR$/tests" isTestSource="true" packagePrefix="nur\sery\" />
       <sourceFolder url="file://$MODULE_DIR$/nur_src" isTestSource="false" packagePrefix="nur\" />
       <sourceFolder url="file://$MODULE_DIR$/nur_tests" isTestSource="true" packagePrefix="nur\" />
+      <sourceFolder url="file://$MODULE_DIR$/spec" isTestSource="true" />
       <excludeFolder url="file://$MODULE_DIR$/vendor" />
     </content>
     <orderEntry type="inheritedJdk" />
diff --git a/.idea/php.xml b/.idea/php.xml
index 31dc4ce..8e850a4 100644
--- a/.idea/php.xml
+++ b/.idea/php.xml
@@ -43,6 +43,9 @@
       <path value="$PROJECT_DIR$/vendor/phpunit/php-invoker" />
       <path value="$PROJECT_DIR$/vendor/phpunit/php-code-coverage" />
       <path value="$PROJECT_DIR$/vendor/phpunit/phpunit" />
+      <path value="$PROJECT_DIR$/vendor/symfony/deprecation-contracts" />
+      <path value="$PROJECT_DIR$/vendor/symfony/yaml" />
+      <path value="$PROJECT_DIR$/vendor/symfony/polyfill-ctype" />
     </include_path>
   </component>
   <component name="PhpProjectSharedConfiguration" php_language_level="7.4" />
diff --git a/.idea/phpspec.xml b/.idea/phpspec.xml
new file mode 100644
index 0000000..ec7e1d4
--- /dev/null
+++ b/.idea/phpspec.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="PHPSpec">
+    <suites>
+      <PhpSpecSuiteConfiguration>
+        <option name="myPath" value="$PROJECT_DIR$" />
+      </PhpSpecSuiteConfiguration>
+      <PhpSpecSuiteConfiguration>
+        <option name="myPath" value="$PROJECT_DIR$" />
+      </PhpSpecSuiteConfiguration>
+    </suites>
+  </component>
+</project>
\ No newline at end of file