diff --git a/frontend/app.vue b/frontend/app.vue
index a73cb04..d570ea3 100644
--- a/frontend/app.vue
+++ b/frontend/app.vue
@@ -35,6 +35,6 @@ const closeModal = () => {
             />
         </ToastProvider>
 
-        <VueQueryDevtools dir="ltr" buttonPosition="bottom-left" />
+        <VueQueryDevtools dir="ltr" buttonPosition="bottom-right" />
     </div>
 </template>
diff --git a/frontend/components/cart/delivery/AddressModal.vue b/frontend/components/cart/delivery/AddressModal.vue
index 5b2aff8..c8a33f5 100644
--- a/frontend/components/cart/delivery/AddressModal.vue
+++ b/frontend/components/cart/delivery/AddressModal.vue
@@ -109,7 +109,7 @@ watch(
     (newValue) => {
         if (!isEditing.value) {
             addressData.value.phone =
-                newValue == "بله" ? account.value?.phone : "";
+                newValue == "بله" ? account.value!.phone : "";
         }
     },
     {
diff --git a/frontend/components/cart/global/CartSummary.vue b/frontend/components/cart/global/CartSummary.vue
index 8ed8a79..fe35394 100644
--- a/frontend/components/cart/global/CartSummary.vue
+++ b/frontend/components/cart/global/CartSummary.vue
@@ -21,18 +21,17 @@ const discountCode = ref(cart.value?.discount_code?.code || "");
 
 const {
     mutateAsync: submitDiscountCode,
-    isPending: submitDiscountCodeIsPending,
+    isPending: submitDiscountCodeIsPending
 } = useSubmitDiscountCode();
 
 const {
     mutateAsync: deleteDiscountCode,
-    isPending: deleteDiscountCodeIsPending,
+    isPending: deleteDiscountCodeIsPending
 } = useDeleteDiscountCode();
 
 // computed
 
-const nextPage: ComputedRef<{ name: string; label: string } | undefined> =
-    computed(() => route.meta.nextPage);
+const nextPage = computed(() => route.meta.nextPage as { name: string; label: string } | undefined);
 
 const hasSubmittedDiscountCode = computed(() => !!cart.value?.discount_code);
 
@@ -49,11 +48,11 @@ const handleSubmitDiscountCode = () => {
                 addToast({
                     message: "خطایی در ثبت کد تخفیف رخ داد",
                     options: {
-                        status: "error",
-                    },
+                        status: "error"
+                    }
                 });
                 discountCode.value = "";
-            },
+            }
         }
     );
 };
@@ -68,11 +67,11 @@ const handleDeleteDiscountCode = () => {
             addToast({
                 message: "خطایی در حذف کد تخفیف رخ داد",
                 options: {
-                    status: "error",
-                },
+                    status: "error"
+                }
             });
             discountCode.value = "";
-        },
+        }
     });
 };
 </script>
diff --git a/frontend/components/cart/global/OrderSummary.vue b/frontend/components/cart/global/OrderSummary.vue
index 026a3aa..3a08d1b 100644
--- a/frontend/components/cart/global/OrderSummary.vue
+++ b/frontend/components/cart/global/OrderSummary.vue
@@ -44,7 +44,7 @@ const { data: cart, isLoading: cartIsLoading } = useGetCartOrders();
                 </div>
 
                 <div
-                    v-if="cart?.items.length > 5"
+                    v-if="cart && cart.items.length > 5"
                     class="h-7 flex-center col-span-full lg:hidden"
                 >
                     <button
diff --git a/frontend/components/global/Avatar.vue b/frontend/components/global/Avatar.vue
index 025a739..f6c9d29 100644
--- a/frontend/components/global/Avatar.vue
+++ b/frontend/components/global/Avatar.vue
@@ -6,7 +6,7 @@ import { useImage } from "@vueuse/core";
 // types
 
 type Props = {
-    src: string;
+    src: string | null | undefined;
     alt: string;
 };
 
@@ -18,7 +18,7 @@ const { src } = toRefs(props);
 
 // state
 
-const { isLoading } = useImage({ src: src.value });
+const { isLoading } = useImage({ src: src.value ?? '' });
 </script>
 
 <template>
@@ -26,11 +26,12 @@ const { isLoading } = useImage({ src: src.value });
         class="flex-center size-full select-none rounded-full align-middle overflow-hidden inset-shadow-black/20 inset-shadow-sm"
     >
         <Skeleton
-            v-if="isLoading"
+            v-if="isLoading && !!src"
             class="w-full !h-[110%] !rounded-full aspect-square"
         />
         <template v-else>
             <AvatarImage
+                v-if="!!src"
                 class="!size-full rounded-full object-cover"
                 :src="src"
                 :alt="alt"
diff --git a/frontend/components/global/ComboBox.vue b/frontend/components/global/ComboBox.vue
index 56bed00..70535bd 100644
--- a/frontend/components/global/ComboBox.vue
+++ b/frontend/components/global/ComboBox.vue
@@ -37,7 +37,7 @@ const value = ref<OptionChildren>();
 
 watch(
     () => value.value,
-    (newValue: OptionChildren) => {
+    (newValue) => {
         if (!!newValue) {
             emit("update:modelValue", newValue.id);
         }
@@ -51,7 +51,7 @@ watch(
             .flatMap((option) => option.children)
             .find((child) => child.id == newValue);
 
-        value.value = target || null;
+        value.value = target || undefined;
     },
     { immediate: true }
 );
diff --git a/frontend/components/global/FileInput.vue b/frontend/components/global/FileInput.vue
index 8d0fad7..8bd93e3 100644
--- a/frontend/components/global/FileInput.vue
+++ b/frontend/components/global/FileInput.vue
@@ -35,8 +35,8 @@ const fileLimit = 1024 * 1024 * 2;
 // methods
 
 const onDrop = (files: File[] | null) => {
-    if (modelValue.value.length < 3) {
-        files?.forEach((file, index) => {
+    if (modelValue.value.length < 3 && files) {
+        files.forEach((file, index) => {
             if (file.size > fileLimit) {
                 files.splice(index, 1);
                 addToast({
@@ -51,7 +51,7 @@ const onDrop = (files: File[] | null) => {
             emit("update:modelValue", [...files.slice(0, 3)]);
         } else {
             if (modelValue.value.length + files.length <= 3) {
-                files?.forEach((item) => {
+                files.forEach((item) => {
                     emit("change", item);
                     resetFileDialog();
                 });
@@ -110,7 +110,7 @@ const removeAttachment = (id: number) => {
     <div class="flex flex-col w-full h-max gap-5 pt-8">
         <div
             ref="dropZoneRef"
-            @click="openDialog"
+            @click="openDialog()"
             class="bg-slate-50 relative flex-col-center w-full transition-all text-black/50 gap-3 h-[20rem] border border-dashed rounded-xl cursor-pointer select-none"
             :class="{
                 'border-black': isOverDropZone,
diff --git a/frontend/components/global/LoadingOverlay.vue b/frontend/components/global/LoadingOverlay.vue
index 688c5c2..26d13d9 100644
--- a/frontend/components/global/LoadingOverlay.vue
+++ b/frontend/components/global/LoadingOverlay.vue
@@ -57,7 +57,7 @@ onMounted(() => {
     >
         <img
             id="loading-overlay-image"
-            src="/img/heymlz-loading-1.gif"
+            src="/img/heymlz/heymlz-loading-1.gif"
             class="opacity-0 scale-70 absolute z-20"
             alt=""
         />
diff --git a/frontend/components/global/ServiceHighlights.vue b/frontend/components/global/ServiceHighlights.vue
index e94ea1f..d2bab9e 100644
--- a/frontend/components/global/ServiceHighlights.vue
+++ b/frontend/components/global/ServiceHighlights.vue
@@ -11,22 +11,22 @@ type Highlight = {
 
 const highlights = ref<Highlight[]>([
     {
-        icon: "/img/footer-support.svg",
+        icon: "/img/heymlz/footer-support.svg",
         title: "خدمات مشتری",
         description: "پشتیبانی استثنایی، راه‌حل‌های پایدار برای شما",
     },
     {
-        icon: "/img/footer-send.svg",
+        icon: "/img/heymlz/footer-send.svg",
         title: "ارسال سریع و رایگان",
         description: "ارسال رایگان برای سفارش‌های بالای ۱۵۰ دلار",
     },
     {
-        icon: "/img/footer-share.svg",
+        icon: "/img/heymlz/footer-share.svg",
         title: "معرفی به دوستان",
         description: "ما را به دوستان خود معرفی کنید",
     },
     {
-        icon: "/img/footer-security.svg",
+        icon: "/img/heymlz/footer-security.svg",
         title: "پرداخت امن",
         description: "پرداخت شما به‌صورت امن پردازش می‌شود",
     },
diff --git a/frontend/components/global/product/Accordion.vue b/frontend/components/global/product/Accordion.vue
index 2212594..1ddbf6a 100644
--- a/frontend/components/global/product/Accordion.vue
+++ b/frontend/components/global/product/Accordion.vue
@@ -12,12 +12,12 @@ const { selectedVariant } = inject("productVariant") as ProductVariantProvideTyp
     <div class="w-full flex flex-col">
         <AccordionRoot
             class="w-full last:border-b last:border-slate-200"
-            :default-value="'item' + selectedVariant.details[0].detail_category"
+            :default-value="'item' + selectedVariant!.details[0].detail_category"
             type="single"
             :collapsible="true"
         >
             <AccordionItem
-                v-for="detailItem in selectedVariant.details"
+                v-for="detailItem in selectedVariant!.details"
                 :value="'item' + detailItem.detail_category"
                 class="overflow-hidden"
             >
diff --git a/frontend/components/global/products/FilterProducts.vue b/frontend/components/global/products/FilterProducts.vue
index d7c32ad..8c47859 100644
--- a/frontend/components/global/products/FilterProducts.vue
+++ b/frontend/components/global/products/FilterProducts.vue
@@ -9,7 +9,7 @@ import { PRODUCT_RANGE } from "~/constants";
 
 // state
 
-const params: GetProductsFilters = inject("params");
+const params = inject("params") as GetProductsFilters;
 
 const sort_filter = ref([
     { title: "جدیدترین ها", value: "newest" },
@@ -22,12 +22,12 @@ const sliderValue = ref([
     params.price_lte ?? PRODUCT_RANGE.max,
 ]);
 
-const has_discount = ref(JSON.parse(params.has_discount ?? false));
-const in_stock = ref(JSON.parse(params.in_stock ?? false));
+const has_discount = ref(Boolean(params.has_discount) ?? false);
+const in_stock = ref(Boolean(params.in_stock) ?? false);
 
 const sliderValueDebounced = refDebounced(sliderValue, 1000);
 
-const filtersSuccessMessage = ref<{ title: string; status: string } | null>("");
+const filtersSuccessMessage = ref<{ title: string; status: string } | null>(null);
 
 // queries
 
diff --git a/frontend/components/home/Categories.vue b/frontend/components/home/Categories.vue
index 070163b..34a5db5 100644
--- a/frontend/components/home/Categories.vue
+++ b/frontend/components/home/Categories.vue
@@ -32,7 +32,7 @@ const onSwiper = (swiper: SwiperClass) => {
         </div>
 
         <img
-            src="/img/gradient-2.png"
+            src="/img/categories-gradient.png"
             class="animate-spin [animation-duration:16s] object-cover absolute size-full brightness-45 scale-115 aspect-square"
             :style="{
                 maskImage: 'radial-gradient(black, transparent 50%)'
diff --git a/frontend/components/product/ChatBox/ChatBoxContainer.vue b/frontend/components/product/ChatBox/ChatBoxContainer.vue
index 91eafa5..677dcb2 100644
--- a/frontend/components/product/ChatBox/ChatBoxContainer.vue
+++ b/frontend/components/product/ChatBox/ChatBoxContainer.vue
@@ -29,17 +29,17 @@ const {
     isPending: isChatPending,
     isFetchingNextPage: isNextChatPagePending,
     hasNextPage: hasMoreChat,
-    fetchNextPage: loadMoreChat,
+    fetchNextPage: loadMoreChat
 } = useGetChat(id, isOpen);
 const isCreateMessagePending = useIsMutating({
-    mutationKey: [MUTATION_KEYS.create_chat],
+    mutationKey: [MUTATION_KEYS.create_chat]
 });
 
 const canLoadMoreChat = ref(false);
 
 const isChatScrollLocked = useScrollLock(chatContainerEl);
 const { y: chatContainerScrollY } = useScroll(chatContainerEl, {
-    behavior: "smooth",
+    behavior: "smooth"
 });
 
 useInfiniteScroll(
@@ -56,7 +56,7 @@ useInfiniteScroll(
         distance: 10,
         direction: "top",
         throttle: 1000,
-        canLoadMore: () => canLoadMoreChat.value,
+        canLoadMore: () => canLoadMoreChat.value
     }
 );
 
@@ -116,7 +116,7 @@ whenever(
         }, 2000);
     },
     {
-        once: true,
+        once: true
     }
 );
 </script>
@@ -125,7 +125,7 @@ whenever(
     <Transition name="fade-right-to-left">
         <div
             v-if="isOpen"
-            class="fixed right-8 bottom-8 w-[450px] transition-all duration-500 overflow-hidden h-[700px] rounded-250 shadow-2xl shadow-black/30 pt-[40px] bg-white"
+            class="fixed z-50 right-8 bottom-8 w-[450px] transition-all duration-500 overflow-hidden h-[700px] rounded-250 shadow-2xl shadow-black/30 pt-[40px] bg-white"
         >
             <CloseButton :disabled="!!isCreateMessagePending" />
 
@@ -187,6 +187,7 @@ whenever(
                 class="text-black p-4.5 size-full flex justify-center items-center"
                 v-else
             >
+                <img class="size-[50px]" src="/img/heymlz/heymlz-idle.gif" alt="" />
                 Please sign in first
             </div>
         </div>
diff --git a/frontend/components/product/ChatBox/ChatButton.vue b/frontend/components/product/ChatBox/ChatButton.vue
index 114b7c2..52cc679 100644
--- a/frontend/components/product/ChatBox/ChatButton.vue
+++ b/frontend/components/product/ChatBox/ChatButton.vue
@@ -13,18 +13,18 @@ provide("isOpen", {
     isOpen,
     closeChat,
 });
+
 </script>
 
 <template>
     <button
         v-if="!isOpen"
         @click="isOpen = !isOpen"
-        class="cursor-pointer fixed shadow-xl shadow-black/30 right-8 bottom-8 bg-black size-[70px] flex justify-center items-center rounded-full"
+        class="cursor-pointer z-50 fixed shadow-xl shadow-black/30 right-8 bottom-8 bg-black size-[70px] flex justify-center items-center rounded-full"
     >
         <Icon
             name="streamline:artificial-intelligence-spark"
-            class="**:stroke-white"
-            size="26"
+            class="**:stroke-white size-[26px]"
         />
     </button>
 
diff --git a/frontend/components/product/ChatBox/ChatMessage.vue b/frontend/components/product/ChatBox/ChatMessage.vue
index 97ecf3b..8728ebb 100644
--- a/frontend/components/product/ChatBox/ChatMessage.vue
+++ b/frontend/components/product/ChatBox/ChatMessage.vue
@@ -80,7 +80,7 @@ onMounted(() => {
             >
                 <img
                     v-if="!reverse"
-                    src="/public/img/hero-bg.jpg"
+                    src="/img/footer-bg.jpg"
                     class="size-full object-cover absolute"
                     alt="profile"
                 />
diff --git a/frontend/components/product/ProductDetails.vue b/frontend/components/product/ProductDetails.vue
index 151eb3a..8362f3d 100644
--- a/frontend/components/product/ProductDetails.vue
+++ b/frontend/components/product/ProductDetails.vue
@@ -1,8 +1,10 @@
 <script lang="ts" setup>
 
-// provide / inject
+// import
 
-import type { ProductVariantProvideType } from "~/pages/product";
+import type { ProductVariantProvideType } from "~/pages/product/[id].vue";
+
+// provide / inject
 
 const { selectedVariant } = inject("productVariant") as ProductVariantProvideType;
 
@@ -26,7 +28,7 @@ const { selectedVariant } = inject("productVariant") as ProductVariantProvideTyp
                         class="w-full grid grid-cols-2 gap-y-[1.5rem] sm:gap-x-[3rem]"
                     >
                         <div
-                            v-for="inPackItem in selectedVariant.in_pack_items"
+                            v-for="inPackItem in selectedVariant!.in_pack_items"
                             class="w-full flex-col-center gap-[.75rem]"
                         >
                             <div
diff --git a/frontend/components/product/ProductVideo.vue b/frontend/components/product/ProductVideo.vue
index a29cfab..1570b04 100644
--- a/frontend/components/product/ProductVideo.vue
+++ b/frontend/components/product/ProductVideo.vue
@@ -3,7 +3,7 @@
 // import
 
 import useGetProduct from "~/composables/api/product/useGetProduct";
-import type { ProductVariantProvideType } from "~/pages/product/types";
+import type { ProductVariantProvideType } from "~/pages/product/[id].vue";
 
 // state
 
diff --git a/frontend/components/profile/tickets/index/TicketsTableRow.vue b/frontend/components/profile/tickets/index/TicketsTableRow.vue
index 91e06c4..29c99b4 100644
--- a/frontend/components/profile/tickets/index/TicketsTableRow.vue
+++ b/frontend/components/profile/tickets/index/TicketsTableRow.vue
@@ -6,7 +6,7 @@ import { usePersianTimeAgo } from "~/composables/global/usePersianTimeAgo";
 // types
 
 type Props = {
-    data: Ticket;
+    data: Omit<Ticket, "messages">;
 };
 
 // props
diff --git a/frontend/composables/api/blog/useGetArticle.ts b/frontend/composables/api/blog/useGetArticle.ts
index 7984ac0..f9d5b2c 100644
--- a/frontend/composables/api/blog/useGetArticle.ts
+++ b/frontend/composables/api/blog/useGetArticle.ts
@@ -2,7 +2,7 @@
 
 import { useQuery } from "@tanstack/vue-query";
 import { API_ENDPOINTS, QUERY_KEYS } from "~/constants";
-import { sanitize } from "isomorphic-dompurify";
+import sanitizeHtml from 'sanitize-html';
 
 // types
 
@@ -27,8 +27,8 @@ const useGetArticle = (id: number | string | undefined) => {
         select: (article) => {
             const copyOfArticle = { ...article };
 
-            copyOfArticle.summery = sanitize(copyOfArticle.summery);
-            copyOfArticle.content = sanitize(copyOfArticle.content);
+            copyOfArticle.summery = sanitizeHtml(copyOfArticle.summery);
+            copyOfArticle.content = sanitizeHtml(copyOfArticle.content);
 
             return copyOfArticle;
         }
diff --git a/frontend/composables/api/chat/useCreateChatMessage.ts b/frontend/composables/api/chat/useCreateChatMessage.ts
index 700b8b4..95a3621 100644
--- a/frontend/composables/api/chat/useCreateChatMessage.ts
+++ b/frontend/composables/api/chat/useCreateChatMessage.ts
@@ -76,10 +76,9 @@ const useCreateChatMessage = (queryClient: QueryClient) => {
         onSuccess: (response) => {
             queryClient.setQueryData<InfiniteData<ApiPaginated<Chat>>>(
                 [QUERY_KEYS.chat],
-                (oldData) => {
+                (oldData : any) => {
                     if (oldData) {
-                        const lastPage =
-                            oldData!.pages[oldData!.pages.length - 1];
+                        const lastPage = oldData!.pages[oldData!.pages.length - 1];
 
                         return {
                             pages: [
diff --git a/frontend/composables/api/orders/useGetAllOrders.ts b/frontend/composables/api/orders/useGetAllOrders.ts
index 7b78a1a..ca9642b 100644
--- a/frontend/composables/api/orders/useGetAllOrders.ts
+++ b/frontend/composables/api/orders/useGetAllOrders.ts
@@ -14,6 +14,7 @@ export type GetAllOrdersRequest = {
 };
 
 const useGetAllOrders = (params: ComputedRef<GetAllOrdersRequest>) => {
+
     // state
 
     const { $axios: axios } = useNuxtApp();
diff --git a/frontend/composables/api/product/useGetProduct.ts b/frontend/composables/api/product/useGetProduct.ts
index df3f470..eb9505d 100644
--- a/frontend/composables/api/product/useGetProduct.ts
+++ b/frontend/composables/api/product/useGetProduct.ts
@@ -2,7 +2,7 @@
 
 import { useQuery } from "@tanstack/vue-query";
 import { API_ENDPOINTS, QUERY_KEYS } from "~/constants";
-import { sanitize } from "isomorphic-dompurify";
+import sanitizeHtml from 'sanitize-html';
 
 // types
 
@@ -27,7 +27,7 @@ const useGetProduct = (id: string | number | undefined) => {
         select: (product) => {
             const copyOfProduct = { ...product };
 
-            copyOfProduct.description = sanitize(copyOfProduct.description);
+            copyOfProduct.description = sanitizeHtml(copyOfProduct.description);
 
             copyOfProduct.variants = copyOfProduct.variants.sort((a, b) => b.in_stock - a.in_stock);
 
diff --git a/frontend/composables/global/useImageColor.ts b/frontend/composables/global/useImageColor.ts
index 11c88e6..80918e6 100644
--- a/frontend/composables/global/useImageColor.ts
+++ b/frontend/composables/global/useImageColor.ts
@@ -14,7 +14,7 @@ export const useImageColor = (img: string) => {
         try {
             const color = await fac.getColorAsync(imageEl);
             isPending.value = false;
-            colorObject.value = color;
+            colorObject.value = color
         } catch (e) {
             isPending.value = false;
         }
diff --git a/frontend/layouts/Cart.vue b/frontend/layouts/Cart.vue
index 08dc2b7..a3ace39 100644
--- a/frontend/layouts/Cart.vue
+++ b/frontend/layouts/Cart.vue
@@ -8,7 +8,7 @@ const route = useRoute();
 // computed
 
 const pageTitle = computed(() => route.meta.pageTitle);
-const prevPage = computed(() => route.meta.prevPage);
+const prevPage = computed(() => route.meta.prevPage as { name: string, label: string } | undefined);
 
 // queries
 
diff --git a/frontend/nuxt.config.ts b/frontend/nuxt.config.ts
index d2178a2..61d6676 100644
--- a/frontend/nuxt.config.ts
+++ b/frontend/nuxt.config.ts
@@ -105,6 +105,10 @@ export default defineNuxtConfig({
         devOptions: { enabled: true, type: "module" }
     },
 
+    typescript: {
+        typeCheck: false
+    },
+
     runtimeConfig: {
         public: {
             API_BASE_URL: process.env.API_BASE_URL,
diff --git a/frontend/package.json b/frontend/package.json
index 848a669..fb5a8bc 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -6,6 +6,7 @@
         "start": "node .output/server/index.mjs",
         "build": "nuxt build",
         "dev": "nuxt dev",
+        "lint": "nuxi typecheck",
         "dev-network": "nuxi dev --host",
         "dev-o": "nuxt dev -- -o",
         "test": "vitest",
@@ -20,6 +21,7 @@
         "@tanstack/vue-query": "^5.62.2",
         "@tanstack/vue-query-devtools": "^5.62.3",
         "@vite-pwa/nuxt": "^0.10.6",
+        "@vue/language-server": "^2.2.8",
         "@vuelidate/core": "^2.0.3",
         "@vuelidate/validators": "^2.0.4",
         "@vueuse/integrations": "^12.7.0",
@@ -30,10 +32,10 @@
         "fast-average-color": "^9.4.0",
         "gsap": "^3.12.7",
         "highlight.js": "^11.11.1",
-        "isomorphic-dompurify": "^2.22.0",
         "jalali-ts": "^8.0.0",
         "nuxt": "^3.15.4",
         "reka-ui": "^1.0.0-alpha.6",
+        "sanitize-html": "^2.15.0",
         "swiper": "^11.2.4",
         "universal-cookie": "^7.2.2",
         "vue": "latest",
@@ -46,9 +48,12 @@
     },
     "devDependencies": {
         "@tailwindcss/postcss": "^4.0.9",
-        "@types/masonry-layout": "^4.2.8",
+        "@types/node": "^22.13.11",
+        "@types/sanitize-html": "^2.13.0",
         "autoprefixer": "^10.4.20",
         "postcss": "^8.5.3",
-        "tailwindcss": "^4.0.9"
+        "tailwindcss": "^4.0.9",
+        "typescript": "^5.8.2",
+        "vue-tsc": "^2.2.8"
     }
 }
diff --git a/frontend/pages/index.vue b/frontend/pages/index.vue
index f9cf38c..c865955 100644
--- a/frontend/pages/index.vue
+++ b/frontend/pages/index.vue
@@ -15,6 +15,7 @@ const disableLoadingOverlay = useState("disableLoadingOverlay", () => false);
 const response = await suspense();
 
 if (response.isError) {
+    console.log(response);
     throw createError({
         statusCode: 500,
         statusMessage: `Landing error : ${response.error.message}`
@@ -41,7 +42,7 @@ onMounted(() => {
         />
         <Categories class="mt-40" />
         <Brands />
-        <MostRecentComments />
+<!--        <MostRecentComments />-->
         <ClientOnly>
             <LatestStories class="mb-20" />
         </ClientOnly>
diff --git a/frontend/pages/products.vue b/frontend/pages/products.vue
index 3572dc3..fd5671f 100644
--- a/frontend/pages/products.vue
+++ b/frontend/pages/products.vue
@@ -123,16 +123,16 @@ watch(
             </div>
         </ul>
         <div v-else class="w-full h-max">
-            <div v-if="!products?.length" class="flex flex-grow w-full">
+            <div v-if="!products!.length" class="flex flex-grow w-full">
                 <Placeholder title="محصولی یافت نشد :(" icon="bi:search" />
             </div>
             <ProductsGrid
                 :with-header="false"
-                :products="products"
+                :products="products!"
                 class="!p-0"
             />
-            <div v-if="data?.count > 10" class="w-full flex-center py-10">
-                <Pagination :items="paginationData" :total="data?.count" />
+            <div v-if="data && paginationData && data.count > 10" class="w-full flex-center py-10">
+                <Pagination :items="paginationData" :total="data.count" />
             </div>
         </div>
     </div>
diff --git a/frontend/pages/profile/index.vue b/frontend/pages/profile/index.vue
index ff9337b..b88420a 100644
--- a/frontend/pages/profile/index.vue
+++ b/frontend/pages/profile/index.vue
@@ -109,7 +109,7 @@ const formRules = computed(() => {
     };
 });
 
-const formValidator$ = useVuelidate(formRules, personalData);
+const formValidator$ = useVuelidate(formRules, personalData as any);
 
 // methods
 
@@ -195,7 +195,7 @@ const handleSubmit = (withValidation: boolean) => {
                             با اولین خریدتون هوش مصنوعی وبسایتمون واستون یک
                             بایوگرافی درست میکنه :)
                         </span>
-                        <span
+                        <div
                             class="flex-center border border-yellow-500 pe-3.5 ps-1 w-max rounded-full"
                         >
                             <div class="rounded-full p-2">
@@ -208,7 +208,7 @@ const handleSubmit = (withValidation: boolean) => {
                             <span class="text-xs text-yellow-500"
                                 >جزو ۳ مشتری برتر</span
                             >
-                        </span>
+                        </div>
                     </div>
                 </div>
 
diff --git a/frontend/pages/profile/purchases-and-orders/index.vue b/frontend/pages/profile/purchases-and-orders/index.vue
index 07d579b..b87519d 100644
--- a/frontend/pages/profile/purchases-and-orders/index.vue
+++ b/frontend/pages/profile/purchases-and-orders/index.vue
@@ -12,7 +12,7 @@ definePageMeta({
 
 // state
 
-const params: GetAllOrdersRequest = useUrlSearchParams("history");
+const params = useUrlSearchParams("history") as GetAllOrdersRequest;
 
 const filters = computed(() => {
     return {
@@ -91,12 +91,12 @@ const purchases = computed(() => {
     return data.value?.results.flat();
 });
 
-const hasPurchases = computed(() => data.value?.count > 0);
+const hasPurchases = computed(() => data.value && data.value.count > 0);
 
 const hasFilters = computed(() =>
     Object.keys(params)
         .filter((key) => key != "page")
-        .some((key) => params[key] != undefined)
+        .some((key) => (params as any)[key] != undefined)
 );
 
 const paginationData = computed(() => {
@@ -246,8 +246,8 @@ const clearFilters = () => {
                 </template>
             </Table>
 
-            <div v-if="data?.count > 10" class="w-full flex-center py-10">
-                <Pagination :items="paginationData" :total="data?.count" />
+            <div v-if="data && paginationData && data.count > 10" class="w-full flex-center py-10">
+                <Pagination :items="paginationData" :total="data.count" />
             </div>
         </div>
     </div>
diff --git a/frontend/pages/profile/tickets/index.vue b/frontend/pages/profile/tickets/index.vue
index e6d7111..608b8f0 100644
--- a/frontend/pages/profile/tickets/index.vue
+++ b/frontend/pages/profile/tickets/index.vue
@@ -14,7 +14,7 @@ definePageMeta({
 
 // state
 
-const params: GetAllTicketsRequest = useUrlSearchParams("history");
+const params = useUrlSearchParams("history") as GetAllTicketsRequest;
 
 const filters = computed(() => {
     return {
@@ -72,12 +72,12 @@ const tickets = computed(() => {
     return data.value?.results.flat();
 });
 
-const hasTickets = computed(() => data.value?.count > 0);
+const hasTickets = computed(() => data.value && data.value.count > 0);
 
 const hasFilters = computed(() =>
     Object.keys(params)
         .filter((key) => key != "page")
-        .some((key) => params[key] != undefined)
+        .some((key) => (params as any)[key] != undefined)
 );
 
 const paginationData = computed(() => {
@@ -227,7 +227,7 @@ const clearFilters = () => {
                 </template>
             </Table>
 
-            <div v-if="data?.count > 7" class="w-full flex-center py-10">
+            <div v-if="data && paginationData && data.count > 7" class="w-full flex-center py-10">
                 <Pagination :items="paginationData" :total="data?.count" />
             </div>
         </div>
diff --git a/frontend/pages/signin.vue b/frontend/pages/signin.vue
index c7b8895..8647e5a 100644
--- a/frontend/pages/signin.vue
+++ b/frontend/pages/signin.vue
@@ -160,8 +160,8 @@ const resetForm = () => {
         />
         <div class="flex items-center justify-center flex-col size-full translate-y-[-80px]">
             <img
-                class="aspect-square w-[300px] translate-y-[100px] animate-fade-in"
-                src="/img/heymlz-seat.gif"
+                class="aspect-square w-[450px] translate-y-[197px] animate-fade-in"
+                src="/img/heymlz/heymlz-seat-2.webp"
                 alt=""
             />
 
diff --git a/frontend/pages/tools/server-logs.vue b/frontend/pages/tools/server-logs.vue
index ae24db7..8f581a3 100644
--- a/frontend/pages/tools/server-logs.vue
+++ b/frontend/pages/tools/server-logs.vue
@@ -22,7 +22,7 @@ const { $axios: axios } = useNuxtApp();
 const { data: serverLogs, isFetching, suspense } = useQuery({
     queryKey: ["server-logs"],
     queryFn: async () => {
-        const response = await axios.get("http://localhost:3000/api/server-logger");
+        const response = await axios.get<AxiosLogType[]>("http://localhost:3000/api/server-logger");
         return response.data.reverse();
     },
     refetchInterval: 5000,
@@ -102,7 +102,14 @@ onMounted(() => {
                 <details class="text-white">
                     <summary class="cursor-pointer select-none">Details :</summary>
                     <div class="flex flex-col gap-2 mt-2 ml-4">
-                        <details class="text-white">
+                        <details
+                            v-if="log.response && typeof log.response === 'string' && log.response.includes('<!DOCTYPE html>')"
+                            class="text-white"
+                        >
+                            <summary class="cursor-pointer select-none">Preview :</summary>
+                            <iframe class="w-full h-[500px]" :srcdoc="log.response"></iframe>
+                        </details>
+                        <details v-if="log.response" class="text-white">
                             <summary class="cursor-pointer select-none">Response :</summary>
                             <pre>
                                 <code class="language-json">
diff --git a/frontend/public/img/gradient-2.png b/frontend/public/img/categories-gradient.png
similarity index 100%
rename from frontend/public/img/gradient-2.png
rename to frontend/public/img/categories-gradient.png
diff --git a/frontend/public/img/footer-bg-2.jpg b/frontend/public/img/footer-bg-2.jpg
deleted file mode 100644
index bb9de9b..0000000
Binary files a/frontend/public/img/footer-bg-2.jpg and /dev/null differ
diff --git a/frontend/public/img/footer-bg-3.jpg b/frontend/public/img/footer-bg-3.jpg
deleted file mode 100644
index 6a2f957..0000000
Binary files a/frontend/public/img/footer-bg-3.jpg and /dev/null differ
diff --git a/frontend/public/img/hero-bg.jpg b/frontend/public/img/hero-bg.jpg
deleted file mode 100644
index c7d7fb7..0000000
Binary files a/frontend/public/img/hero-bg.jpg and /dev/null differ
diff --git a/frontend/public/img/footer-security.svg b/frontend/public/img/heymlz/footer-security.svg
similarity index 100%
rename from frontend/public/img/footer-security.svg
rename to frontend/public/img/heymlz/footer-security.svg
diff --git a/frontend/public/img/footer-send.svg b/frontend/public/img/heymlz/footer-send.svg
similarity index 100%
rename from frontend/public/img/footer-send.svg
rename to frontend/public/img/heymlz/footer-send.svg
diff --git a/frontend/public/img/footer-share.svg b/frontend/public/img/heymlz/footer-share.svg
similarity index 100%
rename from frontend/public/img/footer-share.svg
rename to frontend/public/img/heymlz/footer-share.svg
diff --git a/frontend/public/img/footer-support.svg b/frontend/public/img/heymlz/footer-support.svg
similarity index 100%
rename from frontend/public/img/footer-support.svg
rename to frontend/public/img/heymlz/footer-support.svg
diff --git a/frontend/public/img/heymlz-eyes.png b/frontend/public/img/heymlz/heymlz-eyes.png
similarity index 100%
rename from frontend/public/img/heymlz-eyes.png
rename to frontend/public/img/heymlz/heymlz-eyes.png
diff --git a/frontend/public/video/loading-2.gif b/frontend/public/img/heymlz/heymlz-idle.gif
similarity index 100%
rename from frontend/public/video/loading-2.gif
rename to frontend/public/img/heymlz/heymlz-idle.gif
diff --git a/frontend/public/img/heymlz-loading-1.gif b/frontend/public/img/heymlz/heymlz-loading-1.gif
similarity index 100%
rename from frontend/public/img/heymlz-loading-1.gif
rename to frontend/public/img/heymlz/heymlz-loading-1.gif
diff --git a/frontend/public/img/heymlz-loading-2.gif b/frontend/public/img/heymlz/heymlz-loading-2.gif
similarity index 100%
rename from frontend/public/img/heymlz-loading-2.gif
rename to frontend/public/img/heymlz/heymlz-loading-2.gif
diff --git a/frontend/public/img/heymlz-main-body.png b/frontend/public/img/heymlz/heymlz-main-body.png
similarity index 100%
rename from frontend/public/img/heymlz-main-body.png
rename to frontend/public/img/heymlz/heymlz-main-body.png
diff --git a/frontend/public/img/heymlz/heymlz-pulling.webp b/frontend/public/img/heymlz/heymlz-pulling.webp
new file mode 100644
index 0000000..8cbdf51
Binary files /dev/null and b/frontend/public/img/heymlz/heymlz-pulling.webp differ
diff --git a/frontend/public/img/heymlz/heymlz-seat-2.webp b/frontend/public/img/heymlz/heymlz-seat-2.webp
new file mode 100644
index 0000000..6c3f24d
Binary files /dev/null and b/frontend/public/img/heymlz/heymlz-seat-2.webp differ
diff --git a/frontend/public/img/heymlz-seat.gif b/frontend/public/img/heymlz/heymlz-seat.gif
similarity index 100%
rename from frontend/public/img/heymlz-seat.gif
rename to frontend/public/img/heymlz/heymlz-seat.gif
diff --git a/frontend/public/img/product-1.jpg b/frontend/public/img/product-1.jpg
deleted file mode 100644
index e14c1ea..0000000
Binary files a/frontend/public/img/product-1.jpg and /dev/null differ
diff --git a/frontend/public/sw.js b/frontend/public/sw.js
index 3b750c8..f0dceab 100644
--- a/frontend/public/sw.js
+++ b/frontend/public/sw.js
@@ -1,64 +1,64 @@
-import { precacheAndRoute } from "workbox-precaching";
-
-// Precaching configuration for PWA assets
-precacheAndRoute(self.__WB_MANIFEST);
-
-// Version
-
-const VERSION = "1.0.4";
-
-// Service Worker Installation
-self.addEventListener("install", (event) => {
-    self.skipWaiting();
-});
-
-// Service Worker Activation
-self.addEventListener("activate", (event) => {
-    event.waitUntil(
-        (async () => {
-            const clients = await self.clients.matchAll({ type: "window" });
-
-            // Notify all open clients about the version
-            clients.forEach((client) =>
-                client.postMessage({ type: "VERSION_CHECK", version: VERSION })
-            );
-
-            self.clients.claim();
-            console.log("Service Worker Activated (Version: " + VERSION + ")");
-        })()
-    );
-});
-
-// Push Notification Handler for Django Web Push
-self.addEventListener("push", (event) => {
-    try {
-        const payload = event.data?.json() || {
-            title: "New Notification",
-            body: "You have a new message",
-            icon: "/logo-192x192.png",
-            data: { url: "/" },
-        };
-
-        event.waitUntil(
-            self.registration.showNotification(payload.title, {
-                body: payload.body,
-                icon: payload.icon || "/logo-192x192.png",
-                data: payload.data,
-            })
-        );
-    } catch (error) {
-        console.error("Push handling failed:", error);
-    }
-});
-
-// Notification Click Handler
-self.addEventListener("notificationclick", (event) => {
-    event.notification.close();
-    event.waitUntil(clients.openWindow(event.notification.data?.url || "/"));
-});
-
-self.addEventListener("message", (event) => {
-    if (event.data === "SKIP_WAITING") {
-        self.skipWaiting();
-    }
-});
+// import { precacheAndRoute } from "workbox-precaching";
+//
+// // Precaching configuration for PWA assets
+// precacheAndRoute(self.__WB_MANIFEST);
+//
+// // Version
+//
+// const VERSION = "1.0.4";
+//
+// // Service Worker Installation
+// self.addEventListener("install", (event) => {
+//     self.skipWaiting();
+// });
+//
+// // Service Worker Activation
+// self.addEventListener("activate", (event) => {
+//     event.waitUntil(
+//         (async () => {
+//             const clients = await self.clients.matchAll({ type: "window" });
+//
+//             // Notify all open clients about the version
+//             clients.forEach((client) =>
+//                 client.postMessage({ type: "VERSION_CHECK", version: VERSION })
+//             );
+//
+//             self.clients.claim();
+//             console.log("Service Worker Activated (Version: " + VERSION + ")");
+//         })()
+//     );
+// });
+//
+// // Push Notification Handler for Django Web Push
+// self.addEventListener("push", (event) => {
+//     try {
+//         const payload = event.data?.json() || {
+//             title: "New Notification",
+//             body: "You have a new message",
+//             icon: "/logo-192x192.png",
+//             data: { url: "/" },
+//         };
+//
+//         event.waitUntil(
+//             self.registration.showNotification(payload.title, {
+//                 body: payload.body,
+//                 icon: payload.icon || "/logo-192x192.png",
+//                 data: payload.data,
+//             })
+//         );
+//     } catch (error) {
+//         console.error("Push handling failed:", error);
+//     }
+// });
+//
+// // Notification Click Handler
+// self.addEventListener("notificationclick", (event) => {
+//     event.notification.close();
+//     event.waitUntil(clients.openWindow(event.notification.data?.url || "/"));
+// });
+//
+// self.addEventListener("message", (event) => {
+//     if (event.data === "SKIP_WAITING") {
+//         self.skipWaiting();
+//     }
+// });
diff --git a/frontend/server/api/server-logger.ts b/frontend/server/api/server-logger.ts
index 435d21e..dd45049 100644
--- a/frontend/server/api/server-logger.ts
+++ b/frontend/server/api/server-logger.ts
@@ -2,5 +2,5 @@ import fs from "fs/promises";
 
 export default defineEventHandler(async (event) => {
     const oldLogs = await fs.readFile(".logs/log.json", "utf-8");
-    return  JSON.parse(oldLogs) as Record<any, any>[];
+    return JSON.parse(oldLogs) as Record<any, any>[];
 });
\ No newline at end of file
diff --git a/frontend/tools/logger.ts b/frontend/tools/logger.ts
index a010151..bc10d7d 100644
--- a/frontend/tools/logger.ts
+++ b/frontend/tools/logger.ts
@@ -1,4 +1,5 @@
 import fs from "fs/promises";
+import { ensureFileExists } from "~/utils";
 
 class Logger {
     public static async axiosErrorLog(error: any) {
@@ -13,19 +14,23 @@ class Logger {
             method: errorJson.config.method,
             response: error?.response?.data,
             requestHeaders: errorJson.config.headers,
-            responseHeaders: error.response.headers,
+            // responseHeaders: error.response.headers,
             payload: errorJson.config.data ? JSON.parse(errorJson.config.data) : undefined,
             params: errorJson.config.params ?? undefined,
             date: nowDate.toString()
         };
 
+        const logFilePath = ".logs/log.json";
+
         try {
-            const oldLogs = await fs.readFile(".logs/log.json", "utf-8");
+            await ensureFileExists(logFilePath, "[]");
+
+            const oldLogs = await fs.readFile(logFilePath, "utf-8");
             const oldLogsJson = JSON.parse(oldLogs) as Record<any, any>[];
 
             oldLogsJson.push(logData);
 
-            await fs.writeFile(".logs/log.json", JSON.stringify(oldLogsJson));
+            await fs.writeFile(logFilePath, JSON.stringify(oldLogsJson));
         } catch (e) {
             console.error(e);
         }
diff --git a/frontend/types/global.d.ts b/frontend/types/global.d.ts
index 2602b13..1e0fcb5 100644
--- a/frontend/types/global.d.ts
+++ b/frontend/types/global.d.ts
@@ -21,8 +21,8 @@ declare global {
         status: number,
         code: string,
         requestHeaders: Record<any, any>,
-        responseHeaders: Record<any, any>,
-        response?: Record<any, any>,
+        responseHeaders?: Record<any, any>,
+        response?: any,
         payload?: Record<any, any>,
         params?: Record<any, any>,
         date: string
@@ -35,7 +35,7 @@ declare global {
     };
 
     type Account = {
-        profile_photo: File | null;
+        profile_photo: string | null;
         first_name: string;
         last_name: string;
         phone: string;
diff --git a/frontend/utils/index.ts b/frontend/utils/index.ts
index c3c7638..d2027e0 100644
--- a/frontend/utils/index.ts
+++ b/frontend/utils/index.ts
@@ -1,3 +1,6 @@
+import fs from "fs/promises";
+import path from "path";
+
 export const dateFormatter = (date: string | undefined) => {
     const formattedDate = useTimeAgo(date!);
     return formattedDate.value;
@@ -77,3 +80,19 @@ export const isImage = (name: string | undefined) => {
     }
     return false;
 };
+
+// Ensure Exist
+
+export const ensureFileExists = async (filePath: string, initialContent = "") => {
+    try {
+        await fs.access(filePath);
+    } catch (error) {
+        const err = error as any;
+        if (err.code === "ENOENT") {
+            await fs.mkdir(path.dirname(filePath), { recursive: true });
+            await fs.writeFile(filePath, initialContent, "utf-8");
+        } else {
+            throw err;
+        }
+    }
+};
diff --git a/frontend/vitest.config.ts b/frontend/vitest.config.ts
deleted file mode 100644
index 7ef80e2..0000000
--- a/frontend/vitest.config.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-import { defineVitestConfig } from "@nuxt/test-utils/config";
-
-export default defineVitestConfig({
-    test: {
-        environment: "nuxt",
-    },
-});
\ No newline at end of file