Fix priority menu icons: use UIImage.withTintColor for exact colored flags

foregroundStyle is overridden by Menu tint; baking color into UIImage
with .alwaysOriginal rendering mode is the only reliable approach.

Co-Authored-By: Kutesir <tqwyy79vzn@privaterelay.appleid.com>

KisaniCal/Views/TodayView.swift

@@ -1547,8 +1547,7 @@ struct AddTaskSheet: View {
                             Label {
                                 Text(p.label)
                             } icon: {
-                                Image(systemName: p == .none ? "flag" : "flag.fill")
+                                Image(uiImage: priorityFlagImage(p))
-                                    .foregroundStyle(p.color)
                             }
                         }
                     }
@@ -1635,6 +1634,20 @@ struct AddTaskSheet: View {
                        priority: selectedPriority)
         dismiss()
     }
+
+    private func priorityFlagImage(_ p: Priority) -> UIImage {
+        let name: String
+        let uiColor: UIColor
+        switch p {
+        case .high:   name = "flag.fill"; uiColor = .systemRed
+        case .medium: name = "flag.fill"; uiColor = .systemYellow
+        case .low:    name = "flag.fill"; uiColor = .systemBlue
+        case .none:   name = "flag";      uiColor = .systemGray3
+        }
+        let cfg = UIImage.SymbolConfiguration(pointSize: 17, weight: .medium)
+        return (UIImage(systemName: name, withConfiguration: cfg) ?? UIImage())
+            .withTintColor(uiColor, renderingMode: .alwaysOriginal)
+    }
 }
 
 // MARK: - Task Date Picker Sheet