Add document and change the syntax on the Script Steps

docs/modules/plugins/pages/plugin-web-app.adoc

@@ -1156,6 +1156,64 @@ When I click on a button with the name 'Toggle element visibility with delay'
 Then element located by 'xpath(//div[@id='delayed'])' disappears in 'PT3S'
 ----
 
+==== Script Steps
+
+WARNING: These steps are deprecated and will be removed in VIVIDUS 0.8.0.
+
+The Script Steps verify the presence of JavaScript files in the HTML source code of an active page.
+They focus on validating specific JavaScript files using attributes like FileName, Text, and TextPart.
+
+=== The script steps on FileName attributes.
+
+These step primarily focus on checking for the existence of certain JavaScript files based on FileName attributes.
+
+[source,gherkin]
+----
+Then a javascript file with the name '$jsFileName' is included in the source code
+----
+
+* `$jsFileName` - The JavaScript FileName. In order to save a result return statement should be used.
+
+.Checks the script for the presence of a document by name
+[source,gherkin]
+----
+Then a javascript file with the name '$jsFileName' is included in the source code
+----
+
+=== The script steps on Text attributes.
+
+These step primarily focus on checking for the existence of certain JavaScript files based on Text attributes.
+
+[source,gherkin]
+----
+Then a javascript with the text '$jsText' is included in the source code
+----
+
+* `$jsText` - The JavaScript Text. In order to save a result return statement should be used.
+
+.Checks the script for the presence of a document by text
+[source,gherkin]
+----
+Then a javascript with the text '$jsText' is included in the source code
+----
+
+=== The script steps on TextPart attributes.
+
+These step primarily focus on checking for the existence of certain JavaScript files based on TextPart attributes.
+
+[source,gherkin]
+----
+Then a javascript file with the name '$jsTextPart' is included in the source code
+----
+
+* `$jsTextPart` - The JavaScript TextPart. In order to save a result return statement should be used.
+
+.Checks the script for the presence of a document by TextPart
+[source,gherkin]
+----
+Then a javascript file with the name '$jsTextPart' is included in the source code
+----
+
 === Set Variable Steps
 
 ==== Save HTML table to the variable