add: Dockerfile

Dockerfile

@@ -0,0 +1,18 @@
+FROM ubuntu:18.04
+RUN apt update && apt install -y gnupg2 && \
+    apt-key adv --keyserver keyserver.ubuntu.com --recv AAE3CE82DA9BD4518ED53FC220221AFD63E0C3B9 && \
+    { \
+        echo "deb http://ppa.launchpad.net/fontforge/fontforge/ubuntu bionic main"; \
+        echo "deb-src http://ppa.launchpad.net/fontforge/fontforge/ubuntu bionic main"; \
+    } > /etc/apt/sources.list.d/fontforge.list && \
+    apt update && \
+    apt install -y --no-install-recommends \
+        fontforge \
+        python-pip \
+        ttfautohint \
+    && \
+    pip2 install \
+        fonttools \
+    && \
+    apt clean && \
+    rm -rf /var/lib/apt/lists/*