diff --git a/Week5/2026_04_08~15 S-개발자 4기.pdf b/Week5/2026_04_08~15 S-개발자 4기.pdf
index f30fdd2..eb64ecd 100644
--- a/Week5/2026_04_08~15 S-개발자 4기.pdf
+++ b/Week5/2026_04_08~15 S-개발자 4기.pdf
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:f958aba25439f123ee83c0c96f3cbd39314adb52fcf4ddd35086d8ba63e16567
-size 1417337
+oid sha256:7ef2b1d94c8eb3e28fccde5928b4f31b098904b0af106dd08c272882e45fa765
+size 1670983
diff --git a/Week5/go/layer/Dockerfile b/Week5/go/layer/Dockerfile
new file mode 100644
index 0000000..a012214
--- /dev/null
+++ b/Week5/go/layer/Dockerfile
@@ -0,0 +1,5 @@
+FROM ubuntu:latest
+
+RUN mkdir /test && \
+ fallocate -l 100m /test/dummy && \
+ rm /test/dummy
\ No newline at end of file
diff --git a/Week5/go/multi-stage/Dockerfile b/Week5/go/multi-stage/Dockerfile
new file mode 100644
index 0000000..8ee611d
--- /dev/null
+++ b/Week5/go/multi-stage/Dockerfile
@@ -0,0 +1,10 @@
+FROM golang AS builder
+WORKDIR /myapp
+COPY helloworld.go .
+RUN go env -w GO111MODULE=auto
+RUN go build -o helloworld.exe .
+
+FROM alpine AS runtime
+WORKDIR /myapp
+COPY --from=builder /myapp/helloworld.exe .
+ENTRYPOINT ["./helloworld.exe"]
diff --git a/Week5/go/multi-stage/helloworld.go b/Week5/go/multi-stage/helloworld.go
new file mode 100644
index 0000000..91e7378
--- /dev/null
+++ b/Week5/go/multi-stage/helloworld.go
@@ -0,0 +1,7 @@
+package main
+
+import "fmt"
+
+func main() {
+ fmt.Println("Hello World")
+}
diff --git a/Week5/go/webserver/Dockerfile b/Week5/go/webserver/Dockerfile
new file mode 100644
index 0000000..7c13bb9
--- /dev/null
+++ b/Week5/go/webserver/Dockerfile
@@ -0,0 +1,8 @@
+FROM ubuntu:latest
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get update && apt-get -y install apache2
+RUN echo "ServerName localhost" >> etc/apache2/apache2.conf
+ADD hello.html /var/www/html/
+CMD apachectl -D FOREGROUND
\ No newline at end of file
diff --git a/Week5/go/webserver/hello.html b/Week5/go/webserver/hello.html
new file mode 100644
index 0000000..571fef3
--- /dev/null
+++ b/Week5/go/webserver/hello.html
@@ -0,0 +1,11 @@
+
+
+
+
+
+ Document
+
+
+ Hello Docker !!!!
+
+
\ No newline at end of file