block10.bash

$ docker build -t alextanhongpin/hello-world-01 -f Dockerfile.01 .
Sending build context to Docker daemon 2.017MB
Step 1/4 : FROM alpine:latest
 — -> 7328f6f8b418
Step 2/4 : RUN apk — no-cache add ca-certificates
 — -> Using cache
 — -> 70fb51eb7cf7
Step 3/4 : COPY app .
 — -> b2a128947460
Removing intermediate container 79ec202de604
Step 4/4 : CMD /app
 — -> Running in fa74b21e353a
 — -> d678076674fa
Removing intermediate container fa74b21e353a
Successfully built d678076674fa
Successfully tagged alextanhongpin/hello-world-01:latest