Fix working directory and artifact path in LaTeX workflow

.github/workflows/main.yml

@@ -12,13 +12,15 @@ jobs:
     steps:
       - name: Set up Git repository
         uses: actions/checkout@v4.2.2
+        with:
+          path: /Tesi
 
       - name: Compile LaTeX document
         uses: xu-cheng/latex-action@3.2.0
         with:
           root_file: Tesi.tex
           docker_image: ghcr.io/xu-cheng/texlive-full:20250101
-          working_directory: /
+          working_directory: /Tesi
 
       - name: Check LaTeX compilation
         run: |
@@ -29,4 +31,4 @@ jobs:
         uses: actions/upload-artifact@v4.6.0
         with:
           name: PDF
-          path: Tesi.pdf
+          path: /Tesi/Tesi.pdf