feat: Enhance EventProperties and mechanics components with new mechanics; refactor action handling and improve state management for various actions

app/src/components/ui/inputs/PreviewSelectionWithUpload.tsx

@@ -35,12 +35,6 @@ const PreviewSelectionWithUpload: React.FC = () => {
             Upload here
           </label>
         </div>
-        <LabledDropdown
-          label="Presets"
-          defaultOption={"Default material"}
-          options={["Default material", "Product 1", "Product 2"]}
-          onSelect={(option) => console.log(option)}
-        />
       </div>
     </div>
   );