Add some missing methods.

app/Api/V2/Controllers/Model/Budget/ShowController.php

@@ -28,6 +28,7 @@ use FireflyIII\Api\V2\Controllers\Controller;
 use FireflyIII\Api\V2\Request\Generic\DateRequest;
 use FireflyIII\Models\Budget;
 use FireflyIII\Repositories\Budget\BudgetRepositoryInterface;
+use FireflyIII\Transformers\V2\BudgetTransformer;
 use Illuminate\Http\JsonResponse;
 
 /**
@@ -50,6 +51,20 @@ class ShowController extends Controller
         );
     }
 
+    /**
+     * Show a budget.
+     */
+    public function show(Budget $budget): JsonResponse
+    {
+        $transformer = new BudgetTransformer();
+        $transformer->setParameters($this->parameters);
+
+        return response()
+            ->api($this->jsonApiObject('budgets', $budget, $transformer))
+            ->header('Content-Type', self::CONTENT_TYPE)
+            ;
+    }
+
     /**
      * 2023-10-29 removed the cerSum reference, not sure where this is used atm
      * so removed from api.php. Also applies to "spent" method.

app/Api/V2/Controllers/Model/BudgetLimit/IndexController.php

@@ -0,0 +1,65 @@
+<?php
+/*
+ * IndexController.php
+ * Copyright (c) 2023 james@firefly-iii.org
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Api\V2\Controllers\Model\BudgetLimit;
+
+use FireflyIII\Api\V2\Controllers\Controller;
+use FireflyIII\Models\Budget;
+use FireflyIII\Repositories\Budget\BudgetLimitRepositoryInterface;
+use FireflyIII\Transformers\V2\BudgetLimitTransformer;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Pagination\LengthAwarePaginator;
+
+class IndexController extends Controller
+{
+    private BudgetLimitRepositoryInterface $repository;
+
+    public function __construct()
+    {
+        parent::__construct();
+        $this->middleware(
+            function ($request, $next) {
+                $this->repository = app(BudgetLimitRepositoryInterface::class);
+
+                return $next($request);
+            }
+        );
+    }
+
+    /**
+     * This endpoint is documented at:
+     * TODO add URL
+     */
+    public function index(Budget $budget): JsonResponse
+    {
+        $pageSize   = $this->parameters->get('limit');
+        $collection = $this->repository->getBudgetLimits($budget);
+        $total      = $collection->count();
+        $collection->slice($pageSize * $this->parameters->get('page'), $pageSize);
+
+        $paginator   = new LengthAwarePaginator($collection, $total, $pageSize, $this->parameters->get('page'));
+        $transformer = new BudgetLimitTransformer();
+
+        return response()->api($this->jsonApiList('budget-limits', $paginator, $transformer))->header('Content-Type', self::CONTENT_TYPE);
+    }
+}

app/Http/Controllers/Report/TagController.php

@@ -57,6 +57,7 @@ class TagController extends Controller
 
     /**
      * @return Factory|View
+     *
      * @SuppressWarnings(PHPMD.ExcessiveMethodLength)
      */
     public function accountPerTag(Collection $accounts, Collection $tags, Carbon $start, Carbon $end)