init commit

api/app/Http/Controllers/Geral/GestacaoCalculosController.php

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+<?php
+
+namespace App\Http\Controllers\Geral;
+
+use App\Http\Controllers\Controller;
+use App\Services\Geral\GestacaoService;
+use Carbon\Carbon;
+use Illuminate\Http\Response;
+
+class GestacaoCalculosController extends Controller
+{
+    public function calc($year, $month, $day)
+    {
+        $dum = Carbon::create($year, $month, $day);
+
+        return response()->json([
+            'idade_gestacional' => GestacaoService::getIdadeGestacional($dum),
+            'dpp' => GestacaoService::getDataPrevistaParto($dum)->format('d/m/Y'),
+        ], Response::HTTP_OK);
+    }
+}