ci: CI für automatisches Erstellen der Präsentation hinzugefügt (#2)

Co-authored-by: Benedikt Bastin <benedikt@benedikt-bastin.de>
Reviewed-on: https://gitea.bastin.nrw/benedikt/Praesentation/pulls/2

Closes #1

.github/workflows/build-kurzpraesentation_plenum.yaml

@@ -0,0 +1,18 @@
+name: Build Kurzpraesentation_Plenum.tex
+on: [push]
+jobs:
+  build_Kurzpraesentation_Plenum:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set up Git repository
+        uses: actions/checkout@v3
+      - name: Compile Kurzpraesentation_Plenum.tex
+        uses: xu-cheng/latex-action@v2
+        with:
+          root_file: Kurzpraesentation_Plenum.tex
+          latexmk_use_lualatex: true
+      - name: Upload PDF file
+        uses: actions/upload-artifact@v3
+        with:
+          name: Kurzpraesentation_Plenum.pdf
+          path: Kurzpraesentation_Plenum.pdf