diff --git a/build-image.sh b/build-image.sh
index 4b568a9..26b081e 100755
--- a/build-image.sh
+++ b/build-image.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 [ -z "$1" ] && exit 1
 
 docker build $1 -t gitea.angry.im/petercxy/$1:latest
diff --git a/grafana/Dockerfile b/grafana/Dockerfile
new file mode 100644
index 0000000..ca2c04e
--- /dev/null
+++ b/grafana/Dockerfile
@@ -0,0 +1,10 @@
+FROM grafana/grafana:9.2.0
+
+USER root
+
+# Add cap_net_bind_service to grafana-server, and set default port to 80
+RUN apk add --no-cache libcap-utils --repository=http://dl-cdn.alpinelinux.org/alpine/edge/main \
+    && setcap cap_net_bind_service=+ep ${GF_PATHS_HOME}/bin/grafana-server \
+    && sed -i "s/;http_port = 3000/http_port = 80/" ${GF_PATHS_CONFIG}
+
+USER grafana