Add basic GitHub Action

action.yml

@@ -0,0 +1,22 @@
+name: TeXLive Action
+description: Compile TeX documents into PDF with TeXLive
+branding:
+  icon: printer
+  color: blue
+inputs:
+  files:
+    description: TeX files to be compiled.
+    required: true
+  compiler:
+    description: The TeX engine to be used.
+    default: xelatex
+  options:
+    description: Arguments to be passed to the TeX compiler
+    default: ''
+runs:
+  using: docker
+  image: Dockerfile
+  args:
+    - ${{ inputs.files }}
+    - ${{ inputs.compiler }}
+    - ${{ inputs.options }}