Add tags for mamba and conda versions (#2251)

* Add tags for mamba and conda versions

* Update changelog

CHANGELOG.md

@@ -3,6 +3,12 @@
 This changelog only contains breaking and/or significant changes manually introduced to this repository (using Pull Requests).
 All image manifests can be found in [the wiki](https://github.com/jupyter/docker-stacks/wiki).
 
+## 2025-03-12
+
+Affected: all images.
+
+- **Non-breaking:** Add `conda` and `mamba` version taggers ([#2251](https://github.com/jupyter/docker-stacks/pull/2251)).
+
 ## 2025-02-21
 
 Affected: all images.

tagging/hierarchy/images_hierarchy.py

@@ -13,11 +13,13 @@ from tagging.taggers.sha import SHATagger
 from tagging.taggers.tagger_interface import TaggerInterface
 from tagging.taggers.ubuntu_version import UbuntuVersionTagger
 from tagging.taggers.versions import (
+    CondaVersionTagger,
     JavaVersionTagger,
     JuliaVersionTagger,
     JupyterHubVersionTagger,
     JupyterLabVersionTagger,
     JupyterNotebookVersionTagger,
+    MambaVersionTagger,
     PythonMajorMinorVersionTagger,
     PythonVersionTagger,
     PytorchVersionTagger,
@@ -43,6 +45,8 @@ ALL_IMAGES = {
             UbuntuVersionTagger(),
             PythonMajorMinorVersionTagger(),
             PythonVersionTagger(),
+            MambaVersionTagger(),
+            CondaVersionTagger(),
         ],
         manifests=[CondaEnvironmentManifest(), AptPackagesManifest()],
     ),

tagging/taggers/versions.py

@@ -36,6 +36,18 @@ class PythonMajorMinorVersionTagger(TaggerInterface):
         return full_version[: full_version.rfind(".")]
 
 
+class MambaVersionTagger(TaggerInterface):
+    @staticmethod
+    def tag_value(container: Container) -> str:
+        return "mamba-" + _get_program_version(container, "mamba")
+
+
+class CondaVersionTagger(TaggerInterface):
+    @staticmethod
+    def tag_value(container: Container) -> str:
+        return "conda-" + _get_program_version(container, "conda").split()[1]
+
+
 class JupyterNotebookVersionTagger(TaggerInterface):
     @staticmethod
     def tag_value(container: Container) -> str: