add dockerfile for building

Dockerfile

@@ -0,0 +1,22 @@
+FROM debian:buster-slim
+
+# to prevent debian from throwing an error for the java installation
+RUN mkdir -p /usr/share/man/man1
+
+RUN apt update
+RUN apt install -y \
+    bc \
+    dc \
+    lilypond \
+    make \
+    latexmk \
+    texlive-latex-recommended \
+    texlive-latex-extra \
+    texlive-fonts-recommended \
+    texlive-luatex \
+    poppler-utils \
+    pdftk \
+    timidity \
+    opus-tools
+
+VOLUME [ "/src" ]

README.md

@@ -1,3 +1,6 @@
+# Kommersbuch
+Songs from the [Studentencodex](https://en.wikipedia.org/wiki/Studentencodex).
+
 # Building
 
 Needed programs: