Refactor GitHub Actions workflow to install LaTeX dependencies and build document directly, updating artifact upload step

.github/workflows/main.yml

@@ -10,12 +10,6 @@ jobs:
   build_latex:
     runs-on: ubuntu-latest
     steps:
-      - name: Install Node.js
-        run: |
-          apt-get update && apt-get upgrade -y && apt-get install -y curl
-          curl -fsSL https://deb.nodesource.com/setup_20.x | bash - 
-          apt-get install -y nodejs
-
       - name: Set up Git repository
         uses: actions/checkout@v4.2.2
 
@@ -27,8 +21,8 @@ jobs:
           apt-get install miktex -y
           miktexsetup --shared=yes finish
 
-      - name: Update MiKTeX
-        run: miktexsetup --update
+      - name: Enable automatic package installation
+        run: initexmf --set-config-value=[MPM]AutoInstall=yes
 
       - name: Build LaTeX document
         run: |