challenge: add some usefull pkg

challenge/Dockerfile

@@ -10,23 +10,41 @@ RUN apk add --no-cache \
 RUN apk add --no-cache --initdb -p /out \
     alpine-baselayout \
     beep \
+    bind-doc \
+    bind-tools \
     busybox \
     ca-certificates \
     curl \
     curl-doc \
+    e2fsprogs \
+    ethtool \
+    ethtool-doc \
     fbida-fbi \
     fbida-doc \
     htop \
     htop-doc \
+    iproute2 \
     iproute2-doc \
+    kbd \
+    kbd-bkeymaps \
+    kbd-doc \
+    kbd-vlock \
     man \
     musl \
+    nano \
+    openssh-client \
+    openssh-doc \
     openssh-keygen \
-    poppler-utils \
+    pciutils \
+    pciutils-doc \
     ssmtp \
+    ssmtp-doc \
+    tcpdump \
+    tcpdump-doc \
     testdisk \
     testdisk-doc \
     tini \
+    ttf-inconsolata \
     util-linux \
     util-linux-doc