diff --git a/.gitignore b/.gitignore
index 4227733..934ac62 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,7 +20,6 @@ dist/
 downloads/
 eggs/
 .eggs/
-lib/
 lib64/
 parts/
 sdist/
diff --git a/frontend/lib/image-classification.types.ts b/frontend/lib/image-classification.types.ts
new file mode 100644
index 0000000..b409e56
--- /dev/null
+++ b/frontend/lib/image-classification.types.ts
@@ -0,0 +1,40 @@
+type ClassificationDataType = {
+  unknown: any;
+  'model-producer': {
+    model: string;
+    producer: string;
+  };
+  'producer-url': {
+    title: string;
+    link: string;
+  };
+  'retail-price-details': {
+    producer_url: string;
+    price: number;
+    original_name: string;
+    description: string;
+    material: string;
+    specs: string;
+  };
+  'estimated-price': {
+    price: number;
+    certainty: string;
+    min_range: number;
+    max_range: number;
+  };
+  'second-hand-offers': {
+    link: string;
+    price: number;
+    wear: string;
+  }[];
+};
+
+export type ClassificationProductDescription = keyof ClassificationDataType;
+
+export type ClassificationProduct<
+  T extends ClassificationProductDescription = ClassificationProductDescription
+> = {
+  data: ClassificationDataType[T];
+  data_description: T;
+  data_type: string;
+};
diff --git a/frontend/lib/utils.ts b/frontend/lib/utils.ts
new file mode 100644
index 0000000..d084cca
--- /dev/null
+++ b/frontend/lib/utils.ts
@@ -0,0 +1,6 @@
+import { type ClassValue, clsx } from "clsx"
+import { twMerge } from "tailwind-merge"
+
+export function cn(...inputs: ClassValue[]) {
+  return twMerge(clsx(inputs))
+}