Update app.py

app.py

@@ -7,6 +7,8 @@ st.set_page_config(page_title="Image Filter App", layout="centered")
 
 st.title("🖼️ Simple Image Filter App")
 st.write("Upload a PNG or JPG image under 5MB to apply filters.")
+st.caption("📦 Only PNG or JPG under 5MB allowed.")
+
 
 # File uploader with type restriction
 uploaded_file = st.file_uploader("Upload Image", type=["png", "jpg", "jpeg"])