add ipc to reload colors

ThemeLoader.qml

@@ -6,9 +6,15 @@ import Quickshell.Io
 Singleton {
     id: root
     property alias colors: loader
+    function reload() {
+        loader.reload();
+    }
 
     FileView {
         id: loader
+        watchChanges: true
+        onFileChanged: this.reload()
+        onAdapterUpdated: this.reload()
 
         // create color properties, initialize them to black and helper color array
         property var colors: text().split('\n')

modules/ipc/Ipc.qml

@@ -0,0 +1,10 @@
+import Quickshell
+import Quickshell.Io
+import qs
+
+IpcHandler {
+    target: "colors"
+function reload() {
+    ThemeLoader.reload()
+}
+}

shell.qml

@@ -1,8 +1,10 @@
 import Quickshell
 import QtQuick
 import qs.modules.Bar
+import qs.modules.ipc
 
 ShellRoot {
     id: root
     Bar {}
+    Ipc {}
 }