feat: expose repository name and architecure in configuration if available

In some cases there are reference to current repository settings. In
order to handle it correctly two ro options have been added

Related to #154

tests/ahriman/core/configuration/test_configuration.py

@@ -20,6 +20,40 @@ def test_architecture(configuration: Configuration) -> None:
     assert configuration.architecture == "x86_64"
 
 
+def test_repository_id(configuration: Configuration, repository_id: RepositoryId) -> None:
+    """
+    must return repository identifier
+    """
+    assert configuration.repository_id == repository_id
+    assert configuration.get("repository", "name") == repository_id.name
+    assert configuration.get("repository", "architecture") == repository_id.architecture
+
+
+def test_repository_id_erase(configuration: Configuration) -> None:
+    """
+    must remove repository identifier properties if empty identifier supplied
+    """
+    configuration.repository_id = None
+    assert configuration.get("repository", "name", fallback=None) is None
+    assert configuration.get("repository", "architecture", fallback=None) is None
+
+    configuration.repository_id = RepositoryId("", "")
+    assert configuration.get("repository", "name", fallback=None) is None
+    assert configuration.get("repository", "architecture", fallback=None) is None
+
+
+def test_repository_id_update(configuration: Configuration, repository_id: RepositoryId) -> None:
+    """
+    must update repository identifier and related configuration options
+    """
+    repository_id = RepositoryId("i686", repository_id.name)
+
+    configuration.repository_id = repository_id
+    assert configuration.repository_id == repository_id
+    assert configuration.get("repository", "name") == repository_id.name
+    assert configuration.get("repository", "architecture") == repository_id.architecture
+
+
 def test_repository_name(configuration: Configuration) -> None:
     """
     must return valid repository name