diff --git a/meta/definitions/routes.php b/meta/definitions/routes.php
index a167bce..083e7ed 100644
--- a/meta/definitions/routes.php
+++ b/meta/definitions/routes.php
@@ -11,7 +11,8 @@ use Psr\Http\Message\ResponseFactoryInterface,
     Psr\Http\Message\ResponseInterface,
     Psr\Http\Message\ServerRequestInterface,
     Psr\Http\Server\MiddlewareInterface,
-    Psr\Http\Server\RequestHandlerInterface;
+    Psr\Http\Server\RequestHandlerInterface,
+    Psr\SimpleCache\CacheInterface;
 
 use TheBugs\JavascriptMiddleware;
 
@@ -21,6 +22,8 @@ use Tuupola\Middleware\HttpBasicAuthentication;
 
 use Notes\Route\RouteFetcher;
 
+use Notes\Breadcrumb\Breadcrumb;
+
 use Ulmus\User\Lib\Authenticate;
 
 use Storage\SessionMiddleware;
@@ -29,7 +32,7 @@ return [
     Lean\Routing::class => autowire(Lean\Routing::class),
 
     RouteFetcher::class => function($c) {
-        $fetcher = new RouteFetcher();
+        $fetcher = new RouteFetcher(null, [], null, $c->get('routes.caching'), getenv('DEBUG'));
 
         $fetcher->setFolderList(array_map(function($item) {
             return $item;
@@ -38,6 +41,16 @@ return [
         return $fetcher;
     },
 
+    Breadcrumb::class => function($c) {
+        $breadcrumb = new Breadcrumb(null, [], null, $c->get('breadcrumbs.caching'), getenv('DEBUG'));
+
+        $breadcrumb->setFolderList(array_map(function($item) {
+            return $item;
+        }, $c->get(Lean\Lean::class)->getRoutable()));
+
+        return $breadcrumb;
+    },
+
     ApplicationStrategy::class => function($c) {
         return new class($c->get(Picea\Picea::class)) extends ApplicationStrategy {
 
diff --git a/meta/definitions/software.php b/meta/definitions/software.php
index 32da575..fac69ab 100644
--- a/meta/definitions/software.php
+++ b/meta/definitions/software.php
@@ -110,4 +110,6 @@ return [
 
         return "gitless-project";
     },
+
+    Kash\CacheInvalidator::class => create(Kash\CacheInvalidator::class)->constructor(getenv('CACHE_PATH')."/version.cache", (bool) getenv('DEBUG')),
 ];
diff --git a/meta/definitions/template.php b/meta/definitions/template.php
index 8bf5c89..285ad40 100644
--- a/meta/definitions/template.php
+++ b/meta/definitions/template.php
@@ -4,28 +4,13 @@ use function DI\autowire, DI\create, DI\get;
 
 use Zend\Diactoros\Response\HtmlResponse;
 
-use Picea\Picea,
-    Picea\Caching\Cache,
-    Picea\Caching\Opcache,
-    Picea\Compiler,
-    Picea\Compiler\Context,
-    Picea\Compiler\BaseContext,
-    Picea\Extension\LanguageHandler,
-    Picea\Extension\LanguageExtension,
-    Picea\Extension\TitleExtension,
-    Picea\Extension\MoneyExtension,
-    Picea\Extension\UrlExtension,
-    Picea\FileFetcher,
-    Picea\Language\DefaultRegistrations,
-    Picea\Method\Request,
-    Picea\Ui\Method,
-    Picea\Ui\Ui;
+use Picea\{ Picea, Caching\Cache, Caching\Opcache, Compiler, Compiler\Context, Compiler\BaseContext, FileFetcher, Language\DefaultRegistrations, Method\Request };
+use Picea\Extension\{ LanguageHandler, LanguageExtension, TitleExtension, MoneyExtension, UrlExtension };
+use Picea\Ui\{ Method, Ui };
 
 return [
     Picea::class => function($c) {
-        return new Picea(function($html) {
-            return new HtmlResponse( $html );
-        }, $c->get(Context::class), $c->get(Cache::class), $c->get(Compiler::class), null, $c->get(FileFetcher::class), null, getenv("DEBUG"));
+        return new Picea($c->get(Context::class), $c->get(Cache::class), $c->get(Compiler::class), null, $c->get(FileFetcher::class), null, getenv("DEBUG"));
     },
 
     Context::class => function($c) {
@@ -80,7 +65,7 @@ return [
 
     MoneyExtension::class => autowire(MoneyExtension::class),
 
-    UrlExtension::class => create(UrlExtension::class)->constructor(get(Context::class), getenv("URL_BASE"), get('git.commit')),
+    UrlExtension::class => create(UrlExtension::class)->constructor(getenv("URL_BASE"), get('git.commit')),
 
     Cache::class => create(Opcache::class)->constructor(getenv("CACHE_PATH"), get(Context::class)),
 
diff --git a/skeleton/meta/definitions/env/dev.php b/skeleton/meta/definitions/env/dev.php
index 7859e15..aebac13 100644
--- a/skeleton/meta/definitions/env/dev.php
+++ b/skeleton/meta/definitions/env/dev.php
@@ -11,4 +11,8 @@ if ($_GET['sql'] ?? false) {
 return [
     "dump" => create(DumpMiddleware::class),
     "errorHandler" => create(Middlewares\Whoops::class),
+    'routes.caching' => create(Kash\ArrayCache::class)->constructor(get(Kash\CacheInvalidator::class), "lean.routes", 30),
+    'breadcrumbs.caching' => create(Kash\ArrayCache::class)->constructor( get(Kash\CacheInvalidator::class), "lean.breadcrumbs", 30),
+    'ulmus.caching' => create(Kash\ArrayCache::class)->constructor( get(Kash\CacheInvalidator::class), "ulmus.entities", 30),
+
 ];
diff --git a/skeleton/meta/definitions/env/prod.php b/skeleton/meta/definitions/env/prod.php
index 28da8e9..8b6d3bc 100644
--- a/skeleton/meta/definitions/env/prod.php
+++ b/skeleton/meta/definitions/env/prod.php
@@ -39,4 +39,8 @@ return [
             ]));
         };
     },
-];
+
+    'routes.caching' => create(Kash\ApcuCache::class)->constructor(get(Kash\CacheInvalidator::class), "lean.routes", random_int(3600, 7200)),
+    'breadcrumbs.caching' => create(Kash\ApcuCache::class)->constructor(get(Kash\CacheInvalidator::class), "lean.breadcrumbs", random_int(3600, 7200)),
+    'ulmus.caching' => create(Kash\ApcuCache::class)->constructor( get(Kash\CacheInvalidator::class), "ulmus.entities", random_int(3600, 7200)),
+];
\ No newline at end of file
diff --git a/src/Application.php b/src/Application.php
index 4df16b7..e256f1c 100644
--- a/src/Application.php
+++ b/src/Application.php
@@ -8,7 +8,7 @@ class Application
 {
     public string $name;
 
-    public string $piceaContext;
+    public /*string|array*/ $piceaContext;
 
     public array $piceaExtensions;
 
diff --git a/src/Composer.php b/src/Composer.php
index a4a0e22..c5f2fef 100644
--- a/src/Composer.php
+++ b/src/Composer.php
@@ -55,6 +55,18 @@ class Composer
         }
     }
 
+    public static function postUpdate(Event $event) : void
+    {
+        $event->getIO()->write("post-update script executing ...");
+
+        $path = static::createPath('var/cache/version.cache');
+
+        if ( file_exists($path) ) {
+            $event->getIO()->write("removing cache file version to force a  '$path'");
+            unlink($path);
+        }
+    }
+
     protected static function readComposerJson(Event $event) : ? array
     {
         $path = static::createPath('composer.json');
diff --git a/src/ControllerTrait.php b/src/ControllerTrait.php
index ac47def..31232d2 100644
--- a/src/ControllerTrait.php
+++ b/src/ControllerTrait.php
@@ -18,6 +18,7 @@ use Psr\Http\Message\ResponseInterface;
 use TheBugs\Email\MailerInterface;
 
 use Notes\Cronard\Annotation\Method\Cronard,
+    Notes\Breadcrumb\Annotation\Method\Breadcrumb,
     Notes\Route\Annotation\Object\Route as RouteParam,
     Notes\Route\Annotation\Method\Route,
     Notes\Security\Annotation\Security,
@@ -26,11 +27,11 @@ use Notes\Cronard\Annotation\Method\Cronard,
 
 use function file_get_contents;
 
-/**
- * @Security("locked" => true)
- * @RouteParam("methods" => [ "GET", "POST", "DELETE" ])
- */
+#[\Notes\Security\Attribute\Security(locked: true)]
+#[\Notes\Route\Attribute\Object\Route(method: [ "GET", "POST", "DELETE" ])]
 trait ControllerTrait {
+    public ? \Notes\Breadcrumb\Breadcrumb $breadcrumb;
+
     public ? Session $session;
 
     public ? Picea\Picea $picea;
@@ -149,7 +150,8 @@ trait ControllerTrait {
         return $this->picea->compiler->getExtensionFromToken('route')->buildRouteUrl($name, $parameters);
     }
 
-    public function json($data, int $flags = 0) {
+    public function json($data, int $flags = 0) : string
+    {
         return htmlentities(json_encode($data, $flags), ENT_QUOTES, 'UTF-8');
     }
 
@@ -164,4 +166,15 @@ trait ControllerTrait {
     {
         return $name ? $this->contextList[$name] : array_values($this->contextList)[0] ?? null;
     }
+
+    public function isRoute(mixed $name, ServerRequestInterface $request) : bool
+    {
+        foreach((array) $name as $item) {
+            if ( fnmatch($item, $request->getAttribute('lean.route')->name) ) {
+                return true;
+            }
+        }
+
+        return false;
+    }
 }
diff --git a/src/Kernel.php b/src/Kernel.php
index 9893efa..84096da 100644
--- a/src/Kernel.php
+++ b/src/Kernel.php
@@ -11,9 +11,11 @@ use League\Route\Strategy\ApplicationStrategy;
 
 use Psr\Http\Message\ServerRequestInterface;
 
+use Psr\SimpleCache\CacheInterface;
 use Tell\I18n;
 use Ulmus\Container\AdapterProxy;
 
+use Ulmus\Ulmus;
 use Zend\Diactoros\ServerRequestFactory,
     Zend\HttpHandlerRunner\Emitter\EmitterInterface;
 
@@ -127,6 +129,7 @@ class Kernel {
     protected function serviceContainer() : self
     {
         $this->container->has(AdapterProxy::class) and $this->container->get(AdapterProxy::class);
+        $this->container->has('ulmus.caching') and ( Ulmus::$cache = $this->container->get('ulmus.caching') );
         $this->container->has(Lean::class) and $this->container->get(Lean::class);
 
         if ($this->container->has(I18n::class)) {
diff --git a/src/Lean.php b/src/Lean.php
index 26bde6b..85ad5c5 100644
--- a/src/Lean.php
+++ b/src/Lean.php
@@ -49,7 +49,7 @@ class Lean
         return null;
     }
 
-    public function getPiceaContext() : string
+    public function getPiceaContext() /*: string|array */
     {
         foreach(array_reverse($this->applications) as $apps) {
             if ( $apps->piceaContext ?? null ) {
diff --git a/src/Routing.php b/src/Routing.php
index 88851ca..ac759d0 100644
--- a/src/Routing.php
+++ b/src/Routing.php
@@ -2,6 +2,7 @@
 
 namespace Lean;
 
+use Notes\Annotation;
 use Taxus\Taxus;
 
 use League\Route\RouteGroup,
@@ -27,6 +28,8 @@ use function DI\autowire, DI\create;
 
 class Routing {
 
+    public Annotation $selectedRoute;
+
     protected Session $session;
 
     protected Cookie $cookie;
@@ -106,7 +109,13 @@ class Routing {
                             $container->get(Picea::class)->globalVariables['route'] = $annotation;
                         }
 
-                        return $object->$method($request->withAttribute('lean.route', $annotation), $arguments);
+                        $request = $request->withAttribute('lean.route', $annotation);
+
+                        $this->session->set("lean.route", $annotation);
+
+                        $container->set(ServerRequestInterface::class, $request);
+
+                        return $object->$method($request, $arguments);
                     });
                 }
             }
diff --git a/view/lean/widget/calendar.phtml b/view/lean/widget/calendar.phtml
index 634cebd..0b46a94 100644
--- a/view/lean/widget/calendar.phtml
+++ b/view/lean/widget/calendar.phtml
@@ -32,9 +32,7 @@
         <div class="week">
             {% foreach range(0, 6) as $day %}
                 {% if ( $week * 6 + $day >= $index ) && ( $currentDay < $dayCount ) %}
-                    {% php
-                        $currentDay++;
-                    %}
+                    {% php $currentDay++; %}
                     
                     {% slot "day.content", new \DateTime("$year-$month-$currentDay"), date("$year-$month-$currentDay")  === date('Y-n-j') %}
                         <div class="day-box {{ $today ? 'today' : '' }}">{{ $date->format('d') }}</div>