fix: ex 3 of lab8 done

content/08_dockerfiles.md

@@ -246,3 +246,34 @@ ENTRYPOINT ["./alienwave"]
 REPOSITORY   TAG       IMAGE ID       CREATED          SIZE
 alienware    1.0       f4ee2cb8bbb4   46 seconds ago   340MB
 ```
+
+### Partie 2
+
+- Quel est le nom de la dernière image `alpine` ?
+    - `alpine:3.20` 
+
+
+#### Dockerfile
+
+```bash
+FROM ubuntu:22.04 as BUILDER
+
+RUN apt update -y && apt install libncurses-dev wget -y
+RUN apt install -y build-essential
+RUN wget https://www.alessandropira.org/alienwave/alienwave-0.4.0.tar.gz
+RUN tar -xzf alienwave-0.4.0.tar.gz
+RUN cd alienwave/ && sed -i 's/LIB = -lncurses/LIB = -lncurses -ltinfo -static/g' Makefile && make
+
+FROM alpine:3.20
+RUN apk update && apk add ncurses
+COPY --from=builder /alienwave/alienwave /usr/bin
+
+ENTRYPOINT ["/usr/bin/alienwave"]
+```
+
+- On a réussi à atteindre une taille de 12MB.
+
+```bash
+REPOSITORY             TAG       IMAGE ID       CREATED         SIZE
+alienware_multistage   1.0       1c7f0a242c2c   4 minutes ago   12MB
+```