Add README.md

README.md

@@ -0,0 +1,24 @@
+# Demo Project
+
+This is a simple demo project that includes a function to add two numbers.
+
+## Usage
+
+```python
+from demo import add
+
+result = add(1, 2)  # Returns 3
+print(result)
+```
+
+## Function Description
+
+- `add(a, b)`: Takes two numbers as arguments and returns their sum.
+
+## Project Structure
+
+```
+.
+├── demo.py        # Contains the add function
+└── README.md      # This file
+```