Added billable rates; Added project members; Added visibility to projects

app/Http/Requests/V1/ProjectMember/ProjectMemberStoreRequest.php

@@ -0,0 +1,42 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Http\Requests\V1\ProjectMember;
+
+use App\Models\Organization;
+use App\Models\User;
+use Illuminate\Contracts\Validation\ValidationRule;
+use Illuminate\Database\Eloquent\Builder;
+use Illuminate\Foundation\Http\FormRequest;
+use Korridor\LaravelModelValidationRules\Rules\ExistsEloquent;
+
+/**
+ * @property Organization $organization Organization from model binding
+ */
+class ProjectMemberStoreRequest extends FormRequest
+{
+    /**
+     * Get the validation rules that apply to the request.
+     *
+     * @return array<string, array<string|ValidationRule>>
+     */
+    public function rules(): array
+    {
+        return [
+            'user_id' => [
+                'required',
+                'uuid',
+                new ExistsEloquent(User::class, null, function (Builder $builder): Builder {
+                    /** @var Builder<User> $builder */
+                    return $builder->belongsToOrganization($this->organization);
+                }),
+            ],
+            'billable_rate' => [
+                'nullable',
+                'integer',
+                'min:0',
+            ],
+        ];
+    }
+}