Fix issues with missing fonts + fontconfig, eps2pdf, and pandoc/minted. Switch...

Fix issues with missing fonts + fontconfig, eps2pdf, and pandoc/minted. Switch cmd order so it's cheaper to reconfigure tex packages

.gitlab-ci-simple.yml

 
 # see https://hub.docker.com/repository/docker/konttipoju/tinytex
-image: konttipoju/tinytex:2020-04a
+image: konttipoju/tinytex:2020-06c
 
 # build latex/thesis.tex -> latex/thesis.pdf using pdflatex
 # shell-escape functionality is required by the minted package

.gitlab-ci.yml

@@ -8,7 +8,7 @@
 # files. In addition, minted requires some tuning to support different
 # output directories.
 
-image: konttipoju/tinytex:2020-04a
+image: konttipoju/tinytex:2020-06c
 
 stages:
  - prepare

Dockerfile

@@ -6,9 +6,13 @@ ENV DEBIAN_FRONTEND noninteractive
 
 # combine into one run command to reduce image size
 RUN mkdir -p /usr/share/man/man1 && apt-get update && \
-    apt-get install -y perl wget libfontconfig1 openjdk-11-jre-headless poppler-utils python3-pygments pandoc && \
+    apt-get install -y perl wget libfontconfig1 fontconfig ghostscript openjdk-11-jre-headless poppler-utils python3-pygments python3-pandocfilters pandoc-citeproc pandoc && \
     wget -qO- "https://yihui.name/gh/tinytex/tools/install-unx.sh" | sh  && \
-    apt-get clean
+    apt-get clean && ln -s /usr/bin/python3 /usr/bin/python
+    
+RUN wget http://ftdev.utu.fi/downloads/resources/greenfield-apps-1.15.0-SNAPSHOT.jar -O /validator.jar && \
+    echo 'java -cp /validator.jar org.verapdf.apps.GreenfieldCliWrapper --format text -v "$@"' > /root/bin/pdfa-validate && \
+    chmod +x /root/bin/pdfa-validate
 
 ENV PATH="${PATH}:/root/bin"
 
@@ -20,9 +24,4 @@ RUN tlmgr install adjustbox collectbox biblatex tracklang biblatex-ieee csquotes
     fontawesome chessboard skak glossaries datenumber datetime advdate multido todonotes \
     semantic syntax wasysym dashrule titlecaps pdfx ifnextok xmpincl blindtext minted \
     fvextra catchfile includernw algorithm2e shapepar hanging sectionbox euro nag nomencl \
-    filecontents zref && tlmgr path add
-
-RUN wget http://ftdev.utu.fi/downloads/resources/greenfield-apps-1.15.0-SNAPSHOT.jar -O /validator.jar && \
-    echo 'java -cp /validator.jar org.verapdf.apps.GreenfieldCliWrapper --format text -v "$@"' > /root/bin/pdfa-validate && \
-    chmod +x /root/bin/pdfa-validate
-
+    filecontents zref collection-fontsrecommended collection-fontsextra epstopdf && tlmgr path add