diff --git a/README.md b/README.md
index 45bc2d0..ca9945f 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1 @@
-# 461437dae6bf4fdd80b8c8a64b192c2a
-
+# python hello-world
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..6c5e505
--- /dev/null
+++ b/main.py
@@ -0,0 +1,15 @@
+def calculate_raise_summary(name: str, salary: float):
+    """
+    Takes employee name and salary as input,
+    returns a yearly salary summary including a 15% raise.
+    """
+    raise_percentage = 15
+    expected_raise = salary * (raise_percentage / 100)
+    new_salary = salary + expected_raise
+
+    return {
+        "employee_name": name,
+        "yearly_salary": round(salary, 2),
+        "expected_raise": round(expected_raise, 2),
+        "new_salary": round(new_salary, 2)
+    }
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..55e8614
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,2 @@
+functions-framework==1.4.3
+markupsafe==2.0.1