scripts: Add the cid2civ script

Add a scripts that allows to download metadata about cloud images from Cloud
Image Directory and prepare them for testing via Cloud Image Validation.

* Print the supported arguments of the script:
  poetry run scripts/cid2civ --help

* Download data about Azure images:
  poetry run scripts/cid2civ download azure > cid.json

* Print a summary about the downloaded data:
  poetry run scripts/cid2civ analyze cid.json

* Generate resources for the image validation:
  poetry run scripts/cid2civ convert cid.json > civ.json

Author: poncovka

.pre-commit-config.yaml

@@ -74,3 +74,6 @@ repos:
     hooks:
       - id: interrogate
         args: [--fail-under=60, --verbose]
+        # Unable to interrogate scripts without the .py extension:
+        # https://github.com/econchick/interrogate/issues/104
+        files: \.(py)$

poetry.lock

@@ -48,6 +48,7 @@ pre-commit = "^3.3.2"
 ipython = "^8.13.2"
 pytest-sugar = "^0.9.7"
 rich = "^13.3.5"
+docopt = "^0.6.2"
 
 [tool.poetry.scripts]
 cloudimagedirectory-transformer = "cloudimagedirectory.transformer:run"