Revision an preparation for the second staging

.idea/kubernetes-settings.xml

.idea/misc.xml

...-assignsubmission-autograde/classes/dto/JobRequestDTO.php

...submission-autograde/classes/dto/UploadCredentialsDTO.php

...grade/classes/external/autograde_download_credentials.php

...ograde/classes/external/autograde_download_submission.php

...-autograde/classes/external/autograde_upload_feedback.php

moodle-assignsubmission-autograde/locallib.php

moodle-assignsubmission-autograde/settings.php

.../cs107/grading/moodle/api/v1/config/KubernetesConfig.java

...fl/cs107/grading/moodle/api/v1/config/SecurityConfig.java

.../grading/moodle/api/v1/controller/FeedbackController.java

...7/grading/moodle/api/v1/controller/GradingController.java

...s107/grading/moodle/api/v1/controller/PingController.java

...odle/api/v1/controller/RegistryCredentialsController.java

...rading/moodle/api/v1/controller/SubmissionController.java

...epfl/cs107/grading/moodle/api/v1/dto/GradeRequestDTO.java

...cs107/grading/moodle/api/v1/dto/UploadCredentialsDTO.java

...cs107/grading/moodle/api/v1/service/IntegrityService.java

...s107/grading/moodle/api/v1/service/KubernetesService.java