Configures ruff as the one stop linter and resolves warnings it raised

.github/scripts/cleanup-tags.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 import json
 import logging
 import os
@@ -390,8 +389,6 @@ class LibraryTagsCleaner(RegistryTagsCleaner):
     will need their own logic
     """
 
-    pass
-
 
 def _main():
     parser = ArgumentParser(

.github/scripts/common.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 import logging
 
 

.github/scripts/get-build-json.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 """
 This is a helper script for the mutli-stage Docker image builder.
 It provides a single point of configuration for package version control.

.github/scripts/github.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 """
 This module contains some useful classes for interacting with the Github API.
 The full documentation for the API can be found here: https://docs.github.com/en/rest
@@ -162,10 +161,7 @@ class ContainerPackage(_EndpointResponse):
         Returns True if the image has at least one tag which matches the given regex,
         False otherwise
         """
-        for tag in self.tags:
-            if re.match(pattern, tag) is not None:
-                return True
-        return False
+        return any(re.match(pattern, tag) is not None for tag in self.tags)
 
     def __repr__(self):
         return f"Package {self.name}"