Add view classes for articles, banners, languages, menu, newsletter, containers, shop categories, clients, payment methods, products, and search

- Created `Articles` class for rendering article views including full articles, miniature lists, and news sections.
- Added `Banners` class for handling banner displays.
- Introduced `Languages` class for rendering language options.
- Implemented `Menu` class for rendering page and menu structures.
- Developed `Newsletter` class for newsletter rendering.
- Created `Scontainers` class for rendering specific containers.
- Added `ShopCategory` class for managing shop category views and pagination.
- Implemented `ShopClient` class for client-related views including address management and login forms.
- Created `ShopPaymentMethod` class for displaying payment methods in the basket.
- Added `ShopProduct` class for generating product URLs.
- Introduced `ShopSearch` class for rendering a simple search form.
- Added `.htaccess` file in the plugins directory to enhance security by restricting access to sensitive files and directories.

plugins/.htaccess

@@ -0,0 +1,20 @@
+# Wyłącz listowanie
+Options -Indexes
+
+# Domyślnie blokujemy wszystko…
+Require all denied
+
+# …a dopiero potem pozwalamy na pliki statyczne
+<FilesMatch "\.(css|js|map|mjs|png|jpe?g|gif|svgz?|webp|ico|woff2?|woff|ttf|eot)$">
+    Require all granted
+</FilesMatch>
+
+# Twardo blokuj cokolwiek, co mogłoby się wykonać
+<FilesMatch "\.(php|phtml|php[0-9]?|phar|pht|cgi|pl|py|sh)$">
+    Require all denied
+</FilesMatch>
+
+# Nie serwuj plików ukrytych (.env itp.)
+<FilesMatch "^\.(.*)$">
+    Require all denied
+</FilesMatch>