Commit the Projects/Tasks/Ideas/TaskComments feature

This was already implemented, migrated, and running live, but had
never been committed. Bringing it into git: Project/Task/Idea/
TaskComment models, their JSON API (CRUD + status transitions,
task comments, idea<->project linking), Livewire UI pages, and the
nav/route wiring for them. All 42 of its own tests pass.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

app/Http/Controllers/Api/IdeaController.php

@@ -0,0 +1,129 @@
+<?php
+
+namespace App\Http\Controllers\Api;
+
+use App\Http\Controllers\Controller;
+use App\Http\Requests\StoreIdeaRequest;
+use App\Http\Requests\UpdateIdeaRequest;
+use App\Http\Resources\IdeaResource;
+use App\Models\Idea;
+use Illuminate\Http\Request;
+
+class IdeaController extends Controller
+{
+    public function index(Request $request)
+    {
+        $query = Idea::query();
+
+        if ($request->filled('status')) {
+            $query->where('status', $request->string('status'));
+        }
+
+        if ($request->filled('category')) {
+            $query->where('category', $request->string('category'));
+        }
+
+        if ($request->filled('project_id')) {
+            $query->where('project_id', $request->integer('project_id'));
+        }
+
+        if ($request->filled('search')) {
+            $query->search($request->string('search'));
+        }
+
+        if ($request->filled('unlinked')) {
+            $query->unlinked();
+        }
+
+        if ($request->filled('priority')) {
+            $query->where('priority', $request->integer('priority'));
+        }
+
+        $ideas = $query->orderBy('priority', 'desc')->orderBy('created_at', 'desc')->get();
+
+        // Eager load relationships if requested
+        if ($request->boolean('with_project')) {
+            $ideas->load(['project']);
+        }
+
+        if ($request->boolean('with_user')) {
+            $ideas->load(['user']);
+        }
+
+        return IdeaResource::collection($ideas);
+    }
+
+    public function store(StoreIdeaRequest $request)
+    {
+        $idea = Idea::create($request->validated());
+
+        return (new IdeaResource($idea))
+            ->response()
+            ->setStatusCode(201);
+    }
+
+    public function show(Request $request, Idea $idea)
+    {
+        if ($request->boolean('with_project')) {
+            $idea->load(['project']);
+        }
+
+        if ($request->boolean('with_user')) {
+            $idea->load(['user']);
+        }
+
+        return new IdeaResource($idea);
+    }
+
+    public function update(UpdateIdeaRequest $request, Idea $idea)
+    {
+        $idea->update($request->validated());
+
+        return new IdeaResource($idea);
+    }
+
+    public function destroy(Idea $idea)
+    {
+        $idea->delete();
+
+        return response()->noContent();
+    }
+
+    /**
+     * Change idea status.
+     */
+    public function changeStatus(Request $request, Idea $idea)
+    {
+        $request->validate([
+            'status' => ['required', 'string', 'in:' . implode(',', Idea::STATUSES)],
+        ]);
+
+        $idea->update(['status' => $request->string('status')]);
+
+        return new IdeaResource($idea);
+    }
+
+    /**
+     * Link an idea to a project.
+     */
+    public function linkToProject(Request $request, Idea $idea)
+    {
+        $request->validate([
+            'project_id' => ['required', 'integer', 'exists:projects,id'],
+        ]);
+
+        $idea->update(['project_id' => $request->integer('project_id')]);
+
+        return new IdeaResource($idea->load(['project']));
+    }
+
+    /**
+     * Unlink an idea from a project.
+     */
+    public function unlinkFromProject(Idea $idea)
+    {
+        $idea->update(['project_id' => null]);
+
+        return new IdeaResource($idea);
+    }
+}