Document attributes (#497)

* Add 'docker' action group attribute.

* Compatibility with older ansible-core releases.

* Fix typo.

* Docment standard attributes.

* Improve docs.

* Add shortcuts for common combinations.

plugins/modules/docker_image.py

@@ -14,7 +14,6 @@ module: docker_image
 
 short_description: Manage docker images
 
-
 description:
   - Build, load or pull an image, making the image available for creating containers. Also supports tagging
     an image, pushing an image, and archiving an image to a C(.tar) file.
@@ -22,6 +21,19 @@ description:
 notes:
   - Building images is done using Docker daemon's API. It is not possible to use BuildKit / buildx this way.
 
+extends_documentation_fragment:
+  - community.docker.docker.api_documentation
+  - community.docker.attributes
+  - community.docker.attributes.actiongroup_docker
+
+attributes:
+  check_mode:
+    support: partial
+    details:
+      - When trying to pull an image, the module assumes this is always changed in check mode.
+  diff_mode:
+    support: none
+
 options:
   source:
     description:
@@ -209,10 +221,6 @@ options:
     type: str
     default: latest
 
-extends_documentation_fragment:
-  - community.docker.docker.api_documentation
-
-
 requirements:
   - "Docker API >= 1.25"