Add ability to push image after building

Author: samdoran

README.md

@@ -1,18 +1,22 @@
 [![Static Badge](https://img.shields.io/badge/Quay.io-container-%23EE0000?style=for-the-badge&link=https%3A%2F%2Fquay.io%2Frepository%2Fproject-koku%2Fkoku-test-container "Container on Quay.io")](https://quay.io/repository/project-koku/koku-test-container)
 # koku-test-container #
 
-This is the container used for running [koku]() integration tests in Konflux. It is used by the `bonfire-tekton` pipeline.
+This is the container used for running [koku] [integration tests] in Konflux.
 
-## Building the container ##
+### Building the container ###
 
-This container is built automatically when changes pushed or tags are created.
+This container is built automatically when changes are pushed or tags are created.
 
-To manually build the container for local testing, run `./build.py`.
+To manually build the container for local testing, run `./build.py`. Add `--push` to push the image after building.
 
-## Updating requirements ##
+### Updating requirements ###
 
 Files in the `requirements` directory are used for managing Python requirements.
 
 `requirements.in` contains direct dependencies. `constraints.txt` is for restricting versions of indirect dependencies. These two files are used when generating the `requirements.txt` freeze file.
 
 Run `./freeze.py` to generate updated an requirements file.
+
+
+[koku]: https://github.com/project-koku/koku
+[integration tests]: https://github.com/project-koku/koku-ci

build.py

@@ -11,6 +11,7 @@ def main() -> None:
     parser.add_argument("--version", default="latest")
     parser.add_argument("--no-cache", action="store_true")
     parser.add_argument("--file", "-f", default="Containerfile")
+    parser.add_argument("--push", "-p", action="store_true")
 
     args = parser.parse_args()
     container_runtime = args.container_runtime
@@ -23,6 +24,9 @@ def main() -> None:
 
     subprocess.run(command, check=True)
 
+    if args.push:
+        subprocess.run(["docker", "push", tag])
+
 
 if __name__ == "__main__":
     main()