Marketplace package catalogue

* Modules, themes, and extensions
* Publisher profiles and verification metadata
* Installed-package tracking
* Semantic version compatibility checks
* PHP, Laravel, and Content Manager compatibility checks
* Dependency resolution
* SHA-256 checksum validation
* Package signature requirements
* Installation and update history
* Enable and disable controls
* Removal handling
* Rollback records
* Licence records
* Marketplace administration UI
* Authenticated REST endpoints
* Console audit and synchronisation commands
* Permissions and sidebar integration
* Feature tests

Modules/Marketplace/Http/Controllers/MarketplaceApiController.php

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+<?php
+namespace Modules\Marketplace\Http\Controllers;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Routing\Controller;
+use Modules\Marketplace\Models\InstalledPackage;
+use Modules\Marketplace\Models\MarketplacePackage;
+use Modules\Marketplace\Services\MarketplaceManager;
+final class MarketplaceApiController extends Controller
+{
+    public function packages(Request $request): JsonResponse { return response()->json(MarketplacePackage::query()->with('publisher')->where('is_active',true)->when($request->filled('type'),fn($q)=>$q->where('type',$request->string('type')))->paginate(min(100,max(1,$request->integer('per_page',25))))); }
+    public function installed(): JsonResponse { return response()->json(InstalledPackage::query()->with('package')->paginate(50)); }
+    public function install(MarketplacePackage $package,MarketplaceManager $manager,Request $request): JsonResponse { return response()->json($manager->install($package,$request->user()?->id)->load('package'),201); }
+    public function toggle(InstalledPackage $package,MarketplaceManager $manager,Request $request): JsonResponse { return response()->json($manager->setEnabled($package,!$package->is_enabled,$request->user()?->id)); }
+    public function remove(InstalledPackage $package,MarketplaceManager $manager,Request $request): JsonResponse { $manager->remove($package,$request->user()?->id); return response()->json(['status'=>'removed']); }
+}

Modules/Marketplace/Http/Controllers/MarketplaceController.php

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+<?php
+namespace Modules\Marketplace\Http\Controllers;
+use Illuminate\Http\RedirectResponse;
+use Illuminate\Http\Request;
+use Illuminate\Routing\Controller;
+use Illuminate\View\View;
+use Modules\Marketplace\Models\Installation;
+use Modules\Marketplace\Models\InstalledPackage;
+use Modules\Marketplace\Models\MarketplacePackage;
+use Modules\Marketplace\Services\MarketplaceManager;
+final class MarketplaceController extends Controller
+{
+    public function index(Request $request): View
+    {
+        $packages=MarketplacePackage::query()->with('publisher')->where('is_active',true)->when($request->filled('type'),fn($q)=>$q->where('type',$request->string('type')))->when($request->filled('search'),fn($q)=>$q->where(fn($q)=>$q->where('name','like','%'.$request->string('search').'%')->orWhere('description','like','%'.$request->string('search').'%')))->latest('is_featured')->paginate(20)->withQueryString();
+        return view('marketplace::index',compact('packages'));
+    }
+    public function installed(): View { $packages=InstalledPackage::query()->with('package')->latest()->paginate(25); return view('marketplace::installed',compact('packages')); }
+    public function install(MarketplacePackage $package,MarketplaceManager $manager,Request $request): RedirectResponse { $manager->install($package,$request->user()?->id); return back()->with('status','Package installed successfully.'); }
+    public function update(MarketplacePackage $package,MarketplaceManager $manager,Request $request): RedirectResponse { $manager->install($package,$request->user()?->id); return back()->with('status','Package updated successfully.'); }
+    public function toggle(InstalledPackage $package,MarketplaceManager $manager,Request $request): RedirectResponse { $manager->setEnabled($package,!$package->is_enabled,$request->user()?->id); return back()->with('status','Package state updated.'); }
+    public function remove(InstalledPackage $package,MarketplaceManager $manager,Request $request): RedirectResponse { $manager->remove($package,$request->user()?->id); return back()->with('status','Package removed.'); }
+    public function rollback(InstalledPackage $package,Installation $installation,MarketplaceManager $manager,Request $request): RedirectResponse { $manager->rollback($package,$installation,$request->user()?->id); return back()->with('status','Package rolled back.'); }
+}