diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..45b6459
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,12 @@
+FROM python:3.11-slim
+
+# Install deps
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy action code
+COPY release_drafter.py /release_drafter.py
+COPY entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
+
+ENTRYPOINT ["/entrypoint.sh"]