diff --git a/README.md b/README.md
index 555f1cc..ca9945f 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1 @@
-# 4d604ca369ef46ef8029fe8abf8907ce
-
+# python hello-world
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..56f1e9a
--- /dev/null
+++ b/main.py
@@ -0,0 +1,3 @@
+def predict_performance(employee_data):
+    score = 0.4 * employee_data['kpi'] + 0.6 * employee_data['manager_rating']
+    return {"performance_score": round(score, 2)}
\ No newline at end of file
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