Update .gitlab-ci.yml

.gitlab-ci.yml

@@ -6,6 +6,10 @@ image: blang/latex
 
 build:
   script:
+    - apt update && apt install -y wget unzip
+    - wget http://mirrors.ctan.org/macros/latex/contrib/beamer-contrib/themes/beamertheme-focus.zip
+    - unzip beamertheme-focus.zip
+    - mv beamertheme-focus/*.sty /usr/share/texmf/tex/latex/
     - latexmk -pdf src/main.tex
   artifacts:
     paths: