Add initial source files and basic CI config

.gitlab-ci.yml

+# Define environment variables for all stages
+#variables:
+#  # Tell docker images where the host docker daemon is
+#  # and how to talk to it
+#  DOCKER_TLS_CERTDIR: ""
+#  DOCKER_HOST: "tcp://docker:2375"
+#
+## Define a stage that always runs before all others (.pre)
+#build ci:
+#  stage: .pre
+#  image: docker:19.03.1
+#  tags:
+#    - ssec_shared
+#  services:
+#    - docker:19.03.1-dind
+#  script:
+#    - docker login --username $CI_REGISTRY_USER --password $CI_REGISTRY_PASSWORD $CI_REGISTRY
+#    - cd ci
+#    - docker build --tag $CI_REGISTRY_IMAGE .
+#    - docker push $CI_REGISTRY_IMAGE
+#  rules:
+#    - changes:
+#      - ci/Dockerfile
+#      - ci/requirements.txt
+#      when: always
+#    - if: $BUILD_CI_IMAGE
+#      when: always
+
+# Define stage that builds HTML and uploads the website
+python_tests:
+  image: python:3.8-alpine
+  tags:
+    - ssec_shared
+  script:
+    - python my_utils.py

my_utils.py

+"""Helper methods that aren't actually that helpful.
+
+Just an example.
+
+"""
+
+def print_hello():
+    print("Hello World")
+
+
+def print_message(msg):
+    print(f"Message: {msg}")
+
+
+if __name__ == "__main__":
+    import sys
+    sys.exit(print_hello())
+

src/hello_world.c

+#include <stdio.h>
+int main() {
+   printf("Hello, World!");
+   return 0;
+}