feat: add grading script for Lab6

Author: as535364

scripts/lab6_classroom.yml

@@ -0,0 +1,58 @@
+name: Autograding Tests
+on:
+  push:
+  workflow_dispatch:
+  repository_dispatch:
+
+permissions:
+  checks: write
+  actions: read
+  contents: read
+
+jobs:
+  run-autograding-tests:
+    runs-on: ubuntu-latest
+    if: github.actor != 'github-classroom[bot]'
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Setup permissions
+      run: |
+        chmod +x Lab6/validate.sh
+
+    - name: Run tests with logs (for debugging)
+      continue-on-error: true
+      run: |
+        cd Lab6
+        echo "========== Running tests with detailed logs =========="
+        make run || echo "Make run failed, but continuing..."
+        echo "======================================================"
+
+    - name: Testcase 0
+      id: testcase-0
+      uses: classroom-resources/autograding-command-grader@v1
+      with:
+        test-name: Testcase 0
+        setup-command: '' 
+        command: cd Lab6 && ./validate.sh 1
+        timeout: 10
+        max-score: 20
+
+    - name: Testcase 1
+      id: testcase-1
+      uses: classroom-resources/autograding-command-grader@v1
+      with:
+        test-name: Testcase 1
+        setup-command: ''
+        command: cd Lab6 && ./validate.sh 2
+        timeout: 10
+        max-score: 35
+
+    - name: Autograding Reporter
+      uses: classroom-resources/autograding-grading-reporter@v1
+      env:
+        TESTCASE-0_RESULTS: "${{steps.testcase-0.outputs.result}}"
+        TESTCASE-1_RESULTS: "${{steps.testcase-1.outputs.result}}"
+      with:
+        runners: testcase-0,testcase-1