diff --git a/foo/Dockerfile b/foo/Dockerfile
new file mode 100644
index 0000000..1b2a267
--- /dev/null
+++ b/foo/Dockerfile
@@ -0,0 +1,6 @@
+FROM golang:latest
+RUN mkdir /app
+ADD . /app
+WORKDIR /app
+RUN go build -o main .
+CMD [ "/app/main" ]
diff --git a/foo/README.md b/foo/README.md
new file mode 100644
index 0000000..609ef2b
--- /dev/null
+++ b/foo/README.md
@@ -0,0 +1 @@
+Placeholder for a sub-component Docker image build
diff --git a/foo/foo.go b/foo/foo.go
new file mode 100644
index 0000000..7550055
--- /dev/null
+++ b/foo/foo.go
@@ -0,0 +1,8 @@
+package main
+
+import "fmt"
+
+func main() {
+    fmt.Printf("hello, foo\n")
+}
+