Added Publish LaTeX document action

.github/workflows/publish_documents.yml

@@ -0,0 +1,31 @@
+name: Publish LaTeX document
+on: 
+  release:
+    types: [published]
+jobs:
+  publish_latex_documents:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set up Git repository
+        uses: actions/checkout@v2
+      - name: Compile LaTeX document
+        uses: xu-cheng/latex-action@v2
+        with:
+          pre_compile: | 
+            ln -sf /opt/texlive/texdir/texmf-dist/scripts/xindy/xindy.pl /opt/texlive/texdir/bin/x86_64-linuxmusl/xindy
+            ln -sf /opt/texlive/texdir/texmf-dist/scripts/xindy/texindy.pl /opt/texlive/texdir/bin/x86_64-linuxmusl/texindy
+            wget https://sourceforge.net/projects/xindy/files/xindy-source-components/2.4/xindy-kernel-3.0.tar.gz
+            tar xf xindy-kernel-3.0.tar.gz
+            cd xindy-kernel-3.0/src
+            apk add make
+            apk add clisp --repository=http://dl-cdn.alpinelinux.org/alpine/edge/community
+            make
+            cp -f xindy.mem /opt/texlive/texdir/bin/x86_64-linuxmusl/
+            cd ../../
+          root_file: |
+            thesis.tex
+      - name: Add resulting documents to release
+        uses: softprops/action-gh-release@v1
+        with:
+          files: |
+            thesis.pdf