diff --git a/README.md b/README.md
index ca0023d..ca9945f 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1 @@
-# 49f236b836c4431cb0779d871b5a261e
-
+# python hello-world
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..5010559
--- /dev/null
+++ b/main.py
@@ -0,0 +1,30 @@
+from flask import escape, jsonify, Request
+
+def main(request: Request):
+    try:
+        request_json = request.get_json(silent=True)
+
+        # Extract inputs
+        name = request_json.get("name")
+        salary = request_json.get("salary")
+
+        # Validation
+        if not name or not isinstance(salary, (int, float)):
+            return jsonify({
+                "error": "Invalid input. Please provide a string name and numeric salary."
+            }), 400
+
+        # Calculation
+        raise_percentage = 15
+        expected_raise = salary * (raise_percentage / 100)
+        new_salary = salary + expected_raise
+
+        return jsonify({
+            "employee_name": name,
+            "yearly_salary": round(salary, 2),
+            "expected_raise": round(expected_raise, 2),
+            "new_salary": round(new_salary, 2)
+        })
+
+    except Exception as e:
+        return jsonify({"error": str(e)}), 500
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