Build vttest, improve runner

test/Dockerfile

@@ -1,3 +1,20 @@
+#--------------------------------------------------------------------
+# vttest
+#--------------------------------------------------------------------
+FROM alpine:3.16 AS vttest
+
+RUN apk add --no-cache build-base curl
+
+RUN curl -o vttest.tar.gz https://invisible-island.net/archives/vttest/vttest-20220215.tgz && \
+    tar xvzf vttest.tar.gz && \
+    cd vttest-20220215 && \
+    ./configure && \
+    make && \
+    cp ./vttest /
+
+#--------------------------------------------------------------------
+# main runner
+#--------------------------------------------------------------------
 FROM alpine:3.16
 
 # Base packages. A good set of this is just to get X (xvfb) and OpenGL
@@ -6,6 +23,8 @@ RUN apk add --no-cache \
     bash \
     grep \
     procps \
+    font-inconsolata-nerd \
+    i3wm \
     imagemagick \
     libxrandr \
     mesa-dev \
@@ -19,7 +38,8 @@ RUN apk add --no-cache \
 RUN apk add --no-cache \
     alacritty
 
-COPY ./run.sh /run.sh
-COPY ./colors.sh /colors.sh
+COPY --from=vttest /vttest /usr/bin/vttest
 
-ENTRYPOINT ["/bin/bash"]
+COPY ./run.sh /entrypoint.sh
+
+ENTRYPOINT ["/entrypoint.sh"]