Use the runas entrypoint downloaded from my blog.

.dockerignore

-.git/
-.gitignore
-.dockerignore
-*.md
-*.dot
-*.pdf
-example/
-*.swp
-Dockerfile
+*

Dockerfile

@@ -21,8 +21,9 @@ RUN DEBIAN_FRONTEND=noninteractive apt-get update && \
         texlive-luatex \
         texlive-publishers && \
     rm -rf /tmp/* /var/tmp/* /var/lib/apt/lists/* /var/cache/apt/archives/*
-VOLUME /project
-WORKDIR /project
-COPY entrypoint /entrypoint
-ENTRYPOINT ["/entrypoint"]
-CMD ["on-change", ".", "make"]
+ADD [ "https://www.shore.co.il/blog/static/runas", "/entrypoint" ]
+ENTRYPOINT [ "/bin/sh", "/entrypoint" ]
+VOLUME /volume
+WORKDIR /volume
+ENV HOME /volume
+CMD [ "on-change", ".", "make" ]

README.md

@@ -8,7 +8,7 @@ Markdown or DOT).
 `docker run -itv "$PWD:/project" adarnimrod/presentation`
 
 Will watch the current directory and run `make` whenever a file changes. One can
-add a shell alias `alias presentation='docker run -itv "$PWD:/project"
+add a shell alias `alias presentation='docker run -itv "$PWD:/volume"
 adarnimrod/presentation'` for easier use.
 
 See the example folder for more details.

entrypoint

-#!/bin/sh
-set -eu
-uid="$(stat . --format '%u')"
-gid="$(stat . --format '%g')"
-sudo -Eu "#$uid" -g "#$gid" -- "$@"

example/README.md

@@ -7,8 +7,8 @@ An example presentation written in Markdown and DOT.
 To watch the current directory and build the presentation whenever a change
 occurs
 
-`docker run -tv "$PWD:/project" adarnimrod/presentation`
+`docker run -tv "$PWD:/volume" adarnimrod/presentation`
 
 To build the presentation and exit
 
-`docker run -tv "$PWD:/project" adarnimrod/presentation make`
+`docker run -tv "$PWD:/volume" adarnimrod/presentation make`