Add more example images

app.py

@@ -51,10 +51,12 @@ description = "Upload an image or select from examples to classify trash."
 article = "<div style='text-align: center;'>Space by Tan Le</div>"
 
 examples = [
+    "images/cardboard.jpeg",
     "images/cigarette_butt.jpeg",
     "images/masks.jpeg",
     "images/metal_objects.jpeg",
     "images/paper.jpeg",
+    "images/plastic.jpeg",
     "images/spray_cans.jpeg",
     "images/syringe.jpeg",
 ]