implemented header, and power clamp data widgets.

lib/pages/analytics/models/power_clamp_energy_status.dart

@@ -0,0 +1,13 @@
+class PowerClampEnergyStatus {
+  final String iconPath;
+  final String title;
+  final String value;
+  final String unit;
+
+  const PowerClampEnergyStatus({
+    required this.iconPath,
+    required this.title,
+    required this.value,
+    required this.unit,
+  });
+}