Issue 4028 - Add support for Edge extensions to buildtools

templates/edge/AppxManifest.xml.tmpl

Index: templates/edge/AppxManifest.xml.tmpl
===================================================================
new file mode 100644
--- /dev/null
+++ b/templates/edge/AppxManifest.xml.tmpl
@@ -0,0 +1,53 @@
+<?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}}"
+    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" />
+  </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}}"
+          PublicFolder="Extension"
+          DisplayName="{{display_name}}">
+        </uap3:AppExtension>
+      </uap3:Extension>
+      </Extensions>
+    </Application>
+  </Applications>
+
+</Package>