Fix bill payment forms to use major currency units.

Cashiers saw pesewa integers (e.g. 4000) while history showed GHS 40.00; accept and prefill major amounts and convert to minor on record/checkout.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/Http/Controllers/Care/BillController.php

@@ -226,15 +226,20 @@ class BillController extends Controller
 
         $manualMethods = array_keys(collect(config('care.payment_methods', []))->except(['gateway'])->all());
 
+        $validated = $request->validate([
+            'amount' => ['required', 'numeric', 'min:0.01'],
+            'method' => ['required', 'string', 'in:'.implode(',', $manualMethods)],
+            'reference' => ['nullable', 'string', 'max:100'],
+            'notes' => ['nullable', 'string', 'max:500'],
+        ]);
+
+        $validated['amount_minor'] = max(1, (int) round(((float) $validated['amount']) * 100));
+        unset($validated['amount']);
+
         $this->bills->recordPayment(
             $bill,
             $this->ownerRef($request),
-            $request->validate([
-                'amount_minor' => ['required', 'integer', 'min:1'],
-                'method' => ['required', 'string', 'in:'.implode(',', $manualMethods)],
-                'reference' => ['nullable', 'string', 'max:100'],
-                'notes' => ['nullable', 'string', 'max:500'],
-            ]),
+            $validated,
             $this->ownerRef($request),
         );
 
@@ -247,10 +252,12 @@ class BillController extends Controller
         $this->authorizeBill($request, $bill);
 
         $validated = $request->validate([
-            'amount_minor' => ['nullable', 'integer', 'min:1'],
+            'amount' => ['nullable', 'numeric', 'min:0.01'],
         ]);
 
-        $amount = (int) ($validated['amount_minor'] ?? $bill->balance_minor);
+        $amount = isset($validated['amount'])
+            ? max(1, (int) round(((float) $validated['amount']) * 100))
+            : (int) $bill->balance_minor;
 
         try {
             $result = $this->bills->startGatewayPayment(