Added support for Private Image Sharing

[ezilber-akamai]

📝 Description

Added support for Private Image Sharing features. Also added corresponding unit tests.

✔️ How to Test

The following steps assume you have pulled down this PR locally.

Unit Tests

make test-unit

[Copilot]

Pull request overview

This PR implements comprehensive support for Private Image Sharing features, enabling users to create and manage image share groups, tokens, and membership through a new API group. The changes include both the core object models and API client methods, along with extensive test coverage.

Key Changes:

• Added ImageShareGroup and ImageShareGroupToken classes with full CRUD operations
• Implemented ImageShareGroupAPIGroup for managing share groups and tokens
• Extended Image model with sharing status properties
• Added comprehensive unit and integration tests

Reviewed changes

Copilot reviewed 24 out of 24 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
linode_api4/objects/image_share_group.py	New module defining core share group and token objects with methods for managing images and members
linode_api4/groups/image_share_group.py	New API group providing client methods for creating and retrieving share groups and tokens
linode_api4/objects/image.py	Extended Image model with sharing-related properties and data classes
linode_api4/objects/__init__.py	Added export for image share group module
linode_api4/groups/__init__.py	Added export for image share group API group
linode_api4/linode_client.py	Integrated ImageShareGroupAPIGroup into LinodeClient
test/unit/objects/image_share_group_test.py	Comprehensive unit tests for share group and token objects
test/unit/groups/image_share_group_test.py	Unit tests for share group API methods
test/unit/objects/image_test.py	Updated tests to verify sharing properties on images
test/fixtures/*.json	Added fixture files for share group API responses
linode_api4/groups/linode.py	Reformatted imports (code style)
test/integration/linode_client/test_linode_client.py	Reformatted imports (code style)
test/unit/groups/linode_test.py	Reformatted imports (code style)
test/fixtures/images.json	Added sharing properties to existing image fixtures

Comments suppressed due to low confidence (1)

linode_api4/groups/image_share_group.py:1

• The API documentation link for update_member is incorrect. It points to the GET endpoint documentation instead of the PUT endpoint. Should reference the update/PUT endpoint documentation.

from typing import Optional

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[lgarber-akamai]

Looks great and works well in my local testing.

Note to other reviewers: The integration tests for this are a captured in a separate body of work (TPT-3958)

[zliang-akamai]

Nice work!