add inertia render hooks

src/Http/Controllers/Inertia/TeamController.php

@@ -29,7 +29,7 @@ public function show(Request $request, $teamId)
             abort(403);
         }
 
-        return Inertia::render('Teams/Show', [
+        return Jetstream::inertia()->render($request, 'Teams/Show', [
             'team' => $team->load('owner', 'users'),
             'availableRoles' => array_values(Jetstream::$roles),
             'availablePermissions' => Jetstream::$permissions,

src/InertiaManager.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace Laravel\Jetstream;
+
+use Illuminate\Http\Request;
+use Inertia\Inertia;
+
+class InertiaManager
+{
+    /**
+     * The registered rendering callbacks.
+     *
+     * @var array
+     */
+    protected $renderingCallbacks = [];
+
+    /**
+     * Render the given Inertia page.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  string  $page
+     * @param  array  $data
+     * @return \Inertia\Response
+     */
+    public function render(Request $request, string $page, array $data = [])
+    {
+        if (isset($this->renderingCallbacks[$page])) {
+            foreach ($this->renderingCallbacks[$page] as $callback) {
+                $data = $callback($request, $data);
+            }
+        }
+
+        return Inertia::render($page, $data);
+    }
+
+    /**
+     * Register a rendering callback.
+     *
+     * @param  string  $page
+     * @param  callable  $callback
+     * @return $this
+     */
+    public function whenRendering(string $page, callable $callback)
+    {
+        $this->renderingCallbacks[$page][] = $callback;
+
+        return $this;
+    }
+}

src/Jetstream.php

@@ -59,6 +59,13 @@ class Jetstream
      */
     public static $membershipModel = 'App\\Models\\Membership';
 
+    /**
+     * The Inertia manager instance.
+     *
+     * @var \Laravel\Jetstream\InertiaManager
+     */
+    public static $inertiaManager;
+
     /**
      * Determine if Jetstream has registered roles.
      *
@@ -347,6 +354,20 @@ public static function deleteUsersUsing(string $class)
         return app()->singleton(DeletesUsers::class, $class);
     }
 
+    /**
+     * Manage Jetstream's Inertia settings.
+     *
+     * @return \Laravel\Jetstream\InertiaManager
+     */
+    public static function inertia()
+    {
+        if (is_null(static::$inertiaManager)) {
+            static::$inertiaManager = new InertiaManager;
+        }
+
+        return static::$inertiaManager;
+    }
+
     /**
      * Configure Jetstream to not register its routes.
      *