Add branch count control to Queue plans page.

Match Care/Frontdesk: branches stepper next to billing period, live
totals, and checkout charges for the selected seat count.

tests/Feature/QmsProTest.php

@@ -54,6 +54,8 @@ class QmsProTest extends TestCase
             ->assertSee('GHS '.$proPerBranch)
             ->assertSee('GHS '.$enterprisePerBranch)
             ->assertSee('/branch/mo')
+            ->assertSee('Branches')
+            ->assertSee('Minimum is your current active branch count')
             ->assertSee('Upgrade to Pro')
             ->assertSee('Enterprise');
     }
@@ -109,7 +111,7 @@ class QmsProTest extends TestCase
         ]);
 
         $this->actingAs($this->owner)
-            ->post(route('qms.pro.subscribe'))
+            ->post(route('qms.pro.subscribe'), ['branches' => 1])
             ->assertRedirect(route('qms.pro.index'))
             ->assertSessionHas('success');
 
@@ -118,6 +120,26 @@ class QmsProTest extends TestCase
         $this->assertSame(1, $settings['pro_billed_branches']);
     }
 
+    public function test_subscribe_pro_uses_selected_branch_count(): void
+    {
+        Http::fake([
+            'billing.test/can-afford*' => Http::response(['affordable' => true]),
+            'billing.test/debit' => function ($request) {
+                $expected = 3 * (int) config('qms.plans.pro.price_minor_per_branch');
+                $this->assertSame($expected, (int) $request['amount_minor']);
+
+                return Http::response(['ok' => true]);
+            },
+        ]);
+
+        $this->actingAs($this->owner)
+            ->post(route('qms.pro.subscribe'), ['branches' => 3])
+            ->assertRedirect(route('qms.pro.index'))
+            ->assertSessionHas('success');
+
+        $this->assertSame(3, $this->organization->fresh()->settings['pro_billed_branches']);
+    }
+
     public function test_subscribe_enterprise_requires_multiple_branches(): void
     {
         Http::fake([
@@ -126,7 +148,7 @@ class QmsProTest extends TestCase
         ]);
 
         $this->actingAs($this->owner)
-            ->post(route('qms.pro.subscribe-enterprise'))
+            ->post(route('qms.pro.subscribe-enterprise'), ['branches' => 1])
             ->assertRedirect(route('qms.pro.index'))
             ->assertSessionHas('error');
 
@@ -138,7 +160,7 @@ class QmsProTest extends TestCase
         ]);
 
         $this->actingAs($this->owner)
-            ->post(route('qms.pro.subscribe-enterprise'))
+            ->post(route('qms.pro.subscribe-enterprise'), ['branches' => 2])
             ->assertRedirect(route('qms.pro.index'))
             ->assertSessionHas('success');
 
@@ -259,6 +281,7 @@ class QmsProTest extends TestCase
             ->post(route('qms.pro.subscribe-prepaid'), [
                 'plan' => 'pro',
                 'months' => 12,
+                'branches' => 1,
             ])
             ->assertRedirect('https://checkout.paystack.test/pay');
     }