diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 31d17bf..10790f9 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -44,44 +44,44 @@
     <option name="hideEmptyMiddlePackages" value="true" />
     <option name="showLibraryContents" value="true" />
   </component>
-  <component name="PropertiesComponent"><![CDATA[{
-  "keyToString": {
-    "ASKED_ADD_EXTERNAL_FILES": "true",
-    "ASKED_SHARE_PROJECT_CONFIGURATION_FILES": "true",
-    "Playwright.JoinText Component.executor": "Run",
-    "Playwright.JoinText Component.should merge text pieces with specified join character.executor": "Run",
-    "RunOnceActivity.OpenProjectViewOnStart": "true",
-    "RunOnceActivity.ShowReadmeOnStart": "true",
-    "Vitest.compute function (1).executor": "Run",
-    "Vitest.compute function.executor": "Run",
-    "Vitest.mergeText.executor": "Run",
-    "Vitest.mergeText.should merge lines and preserve blank lines when deleteBlankLines is false.executor": "Run",
-    "Vitest.mergeText.should merge lines, preserve blank lines and trailing spaces when both deleteBlankLines and deleteTrailingSpaces are false.executor": "Run",
-    "git-widget-placeholder": "4-convert-jpg-to-png",
-    "ignore.virus.scanning.warn.message": "true",
-    "kotlin-language-version-configured": "true",
-    "last_opened_file_path": "C:/Users/HP/IdeaProjects/omni-tools/src/assets",
-    "node.js.detected.package.eslint": "true",
-    "node.js.detected.package.tslint": "true",
-    "node.js.selected.package.eslint": "(autodetect)",
-    "node.js.selected.package.tslint": "(autodetect)",
-    "nodejs_package_manager_path": "npm",
-    "npm.dev.executor": "Run",
-    "npm.lint.executor": "Run",
-    "npm.prebuild.executor": "Run",
-    "npm.script:create:tool.executor": "Run",
-    "npm.test.executor": "Run",
-    "npm.test:e2e.executor": "Run",
-    "npm.test:e2e:run.executor": "Run",
-    "prettierjs.PrettierConfiguration.Package": "C:\\Users\\HP\\IdeaProjects\\omni-tools\\node_modules\\prettier",
-    "project.structure.last.edited": "Problems",
-    "project.structure.proportion": "0.0",
-    "project.structure.side.proportion": "0.2",
-    "settings.editor.selected.configurable": "settings.typescriptcompiler",
-    "ts.external.directory.path": "C:\\Users\\HP\\IdeaProjects\\omni-tools\\node_modules\\typescript\\lib",
-    "vue.rearranger.settings.migration": "true"
+  <component name="PropertiesComponent">{
+  &quot;keyToString&quot;: {
+    &quot;ASKED_ADD_EXTERNAL_FILES&quot;: &quot;true&quot;,
+    &quot;ASKED_SHARE_PROJECT_CONFIGURATION_FILES&quot;: &quot;true&quot;,
+    &quot;Playwright.JoinText Component.executor&quot;: &quot;Run&quot;,
+    &quot;Playwright.JoinText Component.should merge text pieces with specified join character.executor&quot;: &quot;Run&quot;,
+    &quot;RunOnceActivity.OpenProjectViewOnStart&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.ShowReadmeOnStart&quot;: &quot;true&quot;,
+    &quot;Vitest.compute function (1).executor&quot;: &quot;Run&quot;,
+    &quot;Vitest.compute function.executor&quot;: &quot;Run&quot;,
+    &quot;Vitest.mergeText.executor&quot;: &quot;Run&quot;,
+    &quot;Vitest.mergeText.should merge lines and preserve blank lines when deleteBlankLines is false.executor&quot;: &quot;Run&quot;,
+    &quot;Vitest.mergeText.should merge lines, preserve blank lines and trailing spaces when both deleteBlankLines and deleteTrailingSpaces are false.executor&quot;: &quot;Run&quot;,
+    &quot;git-widget-placeholder&quot;: &quot;4-convert-jpg-to-png&quot;,
+    &quot;ignore.virus.scanning.warn.message&quot;: &quot;true&quot;,
+    &quot;kotlin-language-version-configured&quot;: &quot;true&quot;,
+    &quot;last_opened_file_path&quot;: &quot;C:/Users/HP/IdeaProjects/omni-tools/src/assets&quot;,
+    &quot;node.js.detected.package.eslint&quot;: &quot;true&quot;,
+    &quot;node.js.detected.package.tslint&quot;: &quot;true&quot;,
+    &quot;node.js.selected.package.eslint&quot;: &quot;(autodetect)&quot;,
+    &quot;node.js.selected.package.tslint&quot;: &quot;(autodetect)&quot;,
+    &quot;nodejs_package_manager_path&quot;: &quot;npm&quot;,
+    &quot;npm.dev.executor&quot;: &quot;Run&quot;,
+    &quot;npm.lint.executor&quot;: &quot;Run&quot;,
+    &quot;npm.prebuild.executor&quot;: &quot;Run&quot;,
+    &quot;npm.script:create:tool.executor&quot;: &quot;Run&quot;,
+    &quot;npm.test.executor&quot;: &quot;Run&quot;,
+    &quot;npm.test:e2e.executor&quot;: &quot;Run&quot;,
+    &quot;npm.test:e2e:run.executor&quot;: &quot;Run&quot;,
+    &quot;prettierjs.PrettierConfiguration.Package&quot;: &quot;C:\\Users\\HP\\IdeaProjects\\omni-tools\\node_modules\\prettier&quot;,
+    &quot;project.structure.last.edited&quot;: &quot;Problems&quot;,
+    &quot;project.structure.proportion&quot;: &quot;0.0&quot;,
+    &quot;project.structure.side.proportion&quot;: &quot;0.2&quot;,
+    &quot;settings.editor.selected.configurable&quot;: &quot;settings.typescriptcompiler&quot;,
+    &quot;ts.external.directory.path&quot;: &quot;C:\\Users\\HP\\IdeaProjects\\omni-tools\\node_modules\\typescript\\lib&quot;,
+    &quot;vue.rearranger.settings.migration&quot;: &quot;true&quot;
   }
-}]]></component>
+}</component>
   <component name="ReactDesignerToolWindowState">
     <option name="myId2Visible">
       <map>
@@ -107,6 +107,19 @@
     </key>
   </component>
   <component name="RunManager" selected="npm.test:e2e">
+    <configuration name="JoinText Component.should merge text pieces with specified join character" type="JavaScriptTestRunnerPlaywright" temporary="true" nameIsGenerated="true">
+      <node-interpreter value="project" />
+      <playwright-package value="$PROJECT_DIR$/node_modules/@playwright/test" />
+      <working-dir value="$PROJECT_DIR$" />
+      <envs />
+      <scope-kind value="TEST" />
+      <test-file value="$PROJECT_DIR$/src/pages/string/join/string-join.e2e.spec.ts" />
+      <test-names>
+        <test-name value="JoinText Component" />
+        <test-name value="should merge text pieces with specified join character" />
+      </test-names>
+      <method v="2" />
+    </configuration>
     <configuration name="dev" type="js.build_tools.npm" temporary="true" nameIsGenerated="true">
       <package-json value="$PROJECT_DIR$/package.json" />
       <command value="run" />
@@ -150,9 +163,10 @@
     <recent_temporary>
       <list>
         <item itemvalue="npm.test:e2e" />
+        <item itemvalue="Playwright.JoinText Component.should merge text pieces with specified join character" />
         <item itemvalue="npm.test" />
-        <item itemvalue="npm.dev" />
         <item itemvalue="npm.lint" />
+        <item itemvalue="npm.dev" />
       </list>
     </recent_temporary>
   </component>
@@ -645,4 +659,4 @@
     <expand />
     <select />
   </component>
-</project>
+</project>
\ No newline at end of file
diff --git a/package.json b/package.json
index e7bc6a7..05f56b7 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "build": "tsc && vite build",
     "serve": "vite preview",
     "test": "vitest",
-    "test:e2e": "npm run build && playwright test",
+    "test:e2e": "playwright test",
     "test:ui": "vitest --ui",
     "script:create:tool": "node scripts/create-tool.mjs",
     "lint": "eslint src --max-warnings=0 --fix",