修复PDF报告参数和元数据上传问题

.gitea/workflows/autograde.yml

@@ -275,12 +275,13 @@ jobs:
             python3 ./.autograde/generate_pdf_report.py \
               --report REPORT.md \
               --frontend FRONTEND.md \
-              --grade final_grade.json \
+              --score final_grade.json \
               --images images \
               --out grade_report.pdf \
               --student-id "$STUDENT_ID" \
               --student-name "$STUDENT_NAME" \
-              --class-name "$CLASS_NAME" \
+              --class-id "$CLASS_NAME" \
+              --assignment-id "$ASSIGNMENT_ID" \
               --commit-sha "$COMMIT_SHA"
           fi
       
@@ -362,7 +363,11 @@ jobs:
         run: |
           if [ -f final_grade.json ]; then
             export GRADE_TYPE=final
-            python3 ./.autograde/create_minimal_metadata.py > metadata.json || echo "{}" > metadata.json
+            if [ -f ./.autograde/create_minimal_metadata.py ]; then
+              python3 ./.autograde/create_minimal_metadata.py > metadata.json || echo "{}" > metadata.json
+            else
+              echo "{}" > metadata.json
+            fi
           fi
       
       - name: Upload metadata
@@ -378,7 +383,7 @@ jobs:
           COMMIT_SHA: ${{ github.sha }}
           SERVER_URL: ${{ github.server_url }}
         run: |
-          if [ -f metadata.json ]; then
+          if [ -f metadata.json ] && [ -f ./.autograde/upload_metadata.py ]; then
             python3 ./.autograde/upload_metadata.py \
               --metadata-file metadata.json \
               --metadata-repo "${METADATA_REPO}" \