diff --git a/Dockerfile b/Dockerfile
index 0945a74..243c1ac 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,8 +11,10 @@ COPY pyproject.toml README.md /app/
 COPY src /app/src
 COPY alembic.ini /app/
 COPY alembic /app/alembic
+COPY docker/entrypoint.sh /app/docker/entrypoint.sh
 
 RUN pip install --no-cache-dir .
+RUN chmod +x /app/docker/entrypoint.sh
 
 EXPOSE 8000
-CMD ["uvicorn", "gitea_codex_bot.main:app", "--host", "0.0.0.0", "--port", "8000"]
+CMD ["/app/docker/entrypoint.sh"]
diff --git a/docker/entrypoint.sh b/docker/entrypoint.sh
new file mode 100644
index 0000000..b4b4f10
--- /dev/null
+++ b/docker/entrypoint.sh
@@ -0,0 +1,8 @@
+#!/bin/sh
+set -eu
+
+echo "Running database migrations..."
+alembic upgrade head
+
+echo "Starting API server..."
+exec uvicorn gitea_codex_bot.main:app --host 0.0.0.0 --port 8000