Issue 4028 - Add support for Edge extensions to buildtools

templates/edge/AppxManifest.xml.tmpl

 <?xml version="1.0" encoding="utf-8"?>
 
 <Package
   xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
   xmlns:uap="http://schemas.microsoft.com/appx/manifest/uap/windows10"
   xmlns:uap3="http://schemas.microsoft.com/appx/manifest/uap/windows10/3"
   IgnorableNamespaces="uap3">
 
   <Identity
-    Name="{{package_identity.name}}"
-    Publisher="{{package_identity.publisher}}"
+    Name="{{app_id}}"
+    Publisher="{{publisher_id}}"
     Version="{{version}}" />
 
   <Properties>
     <DisplayName>{{display_name}}</DisplayName>
     <PublisherDisplayName>{{author}}</PublisherDisplayName>
     <Logo>{{logo_50}}</Logo>
   </Properties>
 
   <Dependencies>
     <TargetDeviceFamily
       Name="Windows.Desktop"
-      MinVersion="10.0.14332.0"
-      MaxVersionTested="12.0.0.0" />
+      MinVersion="{{windows_version.min}}"
+      MaxVersionTested="{{windows_version.max}}" />
   </Dependencies>
 
   <Resources>
     <Resource Language="en-us"/>
   </Resources>
 
   <Applications>
     <Application Id="App">
       <uap:VisualElements
         AppListEntry="none"
         DisplayName="{{display_name}}"
         Square150x150Logo="{{logo_150}}"
         Square44x44Logo="{{logo_44}}"
         Description="{{description}}"
         BackgroundColor="{{background_color}}">
       </uap:VisualElements>
       <Extensions>
       <uap3:Extension Category="windows.appExtension">
         <uap3:AppExtension Name="com.microsoft.edge.extension"
-          Id="{{extension_id}}"
+          Id="EdgeExtension"
           PublicFolder="Extension"
           DisplayName="{{display_name}}">
+          <uap3:Properties>
+            <Capabilities>
+              <Capability Name="websiteContent"/>
+              <Capability Name="browserStorage"/>
+              <Capability Name="websiteInfo"/>
+              <Capability Name="browserWebRequest"/>
+            </Capabilities>
+          </uap3:Properties>
         </uap3:AppExtension>
       </uap3:Extension>
       </Extensions>
     </Application>
   </Applications>
 
 </Package>