feat: Implement Color Picker

Modals/ColorPickerModal.qml

@@ -0,0 +1,37 @@
+import QtQuick
+import Qt.labs.platform
+import Quickshell
+import qs.Common
+import qs.Services
+
+Item {
+    id: colorPickerModal
+
+    signal colorSelected(color selectedColor)
+
+    function show() {
+        colorDialog.open()
+    }
+
+    function hide() {
+        colorDialog.close()
+    }
+
+    function copyColorToClipboard(colorValue) {
+        Quickshell.execDetached(["sh", "-c", `echo "${colorValue}" | wl-copy`])
+        ToastService.showInfo(`Color ${colorValue} copied to clipboard`)
+        console.log("Copied color to clipboard:", colorValue)
+    }
+
+    ColorDialog {
+        id: colorDialog
+        title: "Color Picker - Select and copy color"
+        color: Theme.primary
+
+        onAccepted: {
+            const colorString = color.toString()
+            copyColorToClipboard(colorString)
+            colorSelected(color)
+        }
+    }
+}