English with euro sign (€) on AltGr+E -- keyboard layout for (Arch) Linux

xkb-us-euro-on-e.hook

[Trigger]
Operation = Install
Operation = Upgrade
Type = Package
Target = xkeyboard-config

[Action]
Description = Create English (US, euro on E) layout
When = PostTransaction
Depends = patch
Exec = /usr/bin/patch -sp1 -i /etc/xkb/xkb_us_euro_e.patch -d /usr/share/X11/xkb 

xkb_us_euro_e.patch

--- a/symbols/us
+++ b/symbols/us
@@ -68,8 +68,20 @@
     include "eurosign(5)"
 
     include "level3(ralt_switch)"
 };
 
+partial alphanumeric_keys
+xkb_symbols "euro_e" {
+
+    include "us(basic)"
+    name[Group1]= "English (US, euro on E)";
+
+    key <LSGT> {	[ backslash,         bar	]	};
+
+    include "eurosign(e)"
+
+    include "level3(ralt_switch)"
+};
 
 partial alphanumeric_keys
 xkb_symbols "ibm238l" {
--- a/rules/evdev.xml
+++ b/rules/evdev.xml
@@ -2994,5 +2994,11 @@
             <description>English (US, euro on 5)</description>
           </configItem>
         </variant>
+        <variant>
+          <configItem>
+            <name>euro_e</name>
+            <description>English (US, euro on E)</description>
+          </configItem>
+        </variant>
         <variant>
           <configItem>