add last refresh timestamp to weather popup

dots/.config/quickshell/ii/modules/ii/bar/weather/WeatherPopup.qml

@@ -100,5 +100,35 @@ StyledPopup {
                 value: Weather.data.sunset
             }
         }
+
+        // Footer
+        ColumnLayout {
+            id: footer
+            Layout.alignment: Qt.AlignHCenter
+            spacing: 2
+
+            RowLayout {
+                Layout.alignment: Qt.AlignHCenter
+                spacing: 6
+
+                StyledText {
+                    text: "Last Refresh:"
+                    font {
+                        weight: Font.Medium
+                        pixelSize: Appearance.font.pixelSize.smaller
+                    }
+                    color: Appearance.colors.colOnSurfaceVariant
+                }
+
+                StyledText {
+                    text: Weather.data.lastRefresh
+                    font {
+                        weight: Font.Medium
+                        pixelSize: Appearance.font.pixelSize.smaller
+                    }
+                    color: Appearance.colors.colOnSurfaceVariant
+                }
+            }
+        }
     }
 }

dots/.config/quickshell/ii/services/Weather.qml

@@ -42,7 +42,8 @@ Singleton {
         visib: 0,
         press: 0,
         temp: 0,
-        tempFeelsLike: 0
+        tempFeelsLike: 0,
+        lastRefresh: 0,
     })
 
     function refineData(data) {
@@ -75,6 +76,7 @@ Singleton {
             temp.temp += "°C";
             temp.tempFeelsLike += "°C";
         }
+        temp.lastRefresh = Qt.locale().toString(new Date(), (Config.options?.time.format ?? "hh:mm") + " - " + (Config.options?.time.dateWithYearFormat ?? "dd/MM/yyyy"));
         root.data = temp;
     }