diff --git a/.gitignore b/.gitignore
index f4d432a..b934526 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,4 @@
 # Dependency directories (remove the comment below to include it)
 # vendor/
 
+hello
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..c3626c5
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,27 @@
+FROM golang:1.18 as builder
+
+ENV GO111MODULE=on \
+    GOPROXY=https://goproxy.io
+
+COPY . /app
+WORKDIR /app
+
+RUN go get && go build -ldflags="-s -w" -installsuffix cgo -o hello
+
+FROM alpine:latest
+
+ENV TZ=Asia/Shanghai \
+    LANG=C.UTF-8 \
+    APP_DIR=/app
+
+COPY --from=builder /app/hello ${APP_DIR}/hello
+
+WORKDIR ${APP_DIR}
+
+RUN ln -snf /usr/share/zoneinfo/${TZ} /etc/localtime \
+    && echo ${TZ} > /etc/timezone \
+    && chmod +x hello
+
+# EXPOSE 5678
+
+CMD ["./hello"]
\ No newline at end of file
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..4a2c9ba
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,3 @@
+module myschools.me/suguo/hello
+
+go 1.20
diff --git a/main.go b/main.go
new file mode 100644
index 0000000..a120def
--- /dev/null
+++ b/main.go
@@ -0,0 +1,13 @@
+package main
+
+import (
+	"fmt"
+	"time"
+)
+
+func main() {
+	for {
+		fmt.Println(time.Now().Format("2006-01-02 15:04:05"), "hello world.")
+		time.Sleep(time.Minute)
+	}
+}