Update app.py

app.py

@@ -0,0 +1,47 @@
+import streamlit as st
+
+# Title and Description
+st.title("🌡️ Temperature Converter")
+st.write("""
+This app converts temperatures between Celsius, Fahrenheit, and Kelvin.  
+Enter a value and select the conversion type to get started.
+""")
+
+# Input Section
+temperature = st.number_input("Enter the temperature value:", value=0.0)
+conversion_type = st.selectbox(
+    "Choose the conversion type:",
+    ["Celsius to Fahrenheit", "Celsius to Kelvin", 
+     "Fahrenheit to Celsius", "Fahrenheit to Kelvin", 
+     "Kelvin to Celsius", "Kelvin to Fahrenheit"]
+)
+
+# Conversion Logic
+def convert_temperature(value, conversion):
+    if conversion == "Celsius to Fahrenheit":
+        return (value * 9/5) + 32
+    elif conversion == "Celsius to Kelvin":
+        return value + 273.15
+    elif conversion == "Fahrenheit to Celsius":
+        return (value - 32) * 5/9
+    elif conversion == "Fahrenheit to Kelvin":
+        return ((value - 32) * 5/9) + 273.15
+    elif conversion == "Kelvin to Celsius":
+        return value - 273.15
+    elif conversion == "Kelvin to Fahrenheit":
+        return ((value - 273.15) * 9/5) + 32
+    else:
+        return None
+
+# Perform Conversion
+result = convert_temperature(temperature, conversion_type)
+
+# Display Result
+if result is not None:
+    st.subheader(f"Converted Temperature: {result:.2f}")
+else:
+    st.error("Invalid conversion type selected.")
+
+# Footer
+st.write("---")
+st.markdown("Created with ❤️ using [Streamlit](https://streamlit.io/).")