Update .gitlab-ci.yml

stages:

  - LabMinusOne

  - LabZero

### Lab -1

prebuild_m1:

  stage: LabMinusOne

  script:

    - |

      if [ ! -f 'lab-1.cpp' ]; then

        echo "ERROR - could not find file lab-1.cpp";

        exit 1;

      fi

  tags: [shell]

compile_m1:

  stage: LabMinusOne

  script:

    - echo "Compiling lab-1.cpp"

    - g++ -c lab-1.cpp

  needs:

    - prebuild_m1

  tags: [c++-17]

lint_m1:

  stage: LabMinusOne

  script:

      - echo "Static code check of lab-1.cpp"

      - cppcheck --enable=all --inconclusive --error-exitcode=1 lab-1.cpp

  allow_failure: false

  needs:

    - compile_m1

  tags: [cppcheck]

test_m1:

  stage: LabMinusOne

  script:

    - echo "Testing Lab -1";

    - |

      if ! grep -q "$GITLAB_USER_LOGIN" lab-1.cpp; then

        echo "Could not find your WikiName $GITLAB_USER_LOGIN in file lab-1.cpp";

        exit 1;

      fi

  needs:

    - lint_m1

  tags: [shell]

include:

  - local: 'labm1.yml'   # Lab -1

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