CI to 2 years to keep latest artifacts

.gitlab-ci.yml

@@ -7,6 +7,6 @@ compile_pdf:
         - make all
     stage: build
     artifacts:
-        expire_in: 1 week
+        expire_in: 2 yrs
         paths:
             - "build/blatt*.pdf"

README.md

 # EP-5 Aufgaben
 
 ## View/Download the compiled versions
-You can view and download the compiled versions at [https://gitlab.cs.fau.de/oz73ifuv/ep-5-aufgaben/-/jobs/artifacts/master/browse?job=compile_pdf](https://gitlab.cs.fau.de/oz73ifuv/ep-5-aufgaben/-/jobs/artifacts/master/browse?job=compile_pdf).
+You can view and download the compiled versions at [https://gitlab.cs.fau.de/oz73ifuv/ep-5-aufgaben/-/jobs/artifacts/master/browse/build?job=compile_pdf](https://gitlab.cs.fau.de/oz73ifuv/ep-5-aufgaben/-/jobs/artifacts/master/browse/build?job=compile_pdf).
 
 ## Compile yourself and view
 `make show02` compiles and shows you `blatt02.pdf`