Add reconfiguration support for keenetic_ndms2 integration

[foxel]

Proposed change

Adds reconfiguration ability to Keenetic NDMS2 integration.

Type of change

• Dependency upgrade
• Bugfix (non-breaking change which fixes an issue)
• New integration (thank you!)
• New feature (which adds functionality to an existing integration)
• Deprecation (breaking change to happen in the future)
• Breaking change (fix/feature causing existing functionality to break)
• Code quality improvements to existing code or addition of tests

Additional information

• This PR fixes or closes issue: implements feature request Change password to keenetic_ndms2 frontend#24890
• This PR is related to issue:
• Link to documentation pull request:
• Link to developer documentation pull request:
• Link to frontend pull request:

Checklist

• The code change is tested and works locally.
• Local tests pass. Your PR cannot be merged unless tests pass
• There is no commented out code in this PR.
• I have followed the development checklist
• I have followed the perfect PR recommendations
• The code has been formatted using Ruff (ruff format homeassistant tests)
• Tests have been added to verify that the new code works.

If user exposed functionality or configuration variables are added/changed:

• Documentation added/updated for www.home-assistant.io

If the code communicates with devices, web services, or third-party tools:

• The manifest file has all fields filled out correctly.
  Updated and included derived files by running: python3 -m script.hassfest.
• New or updated dependencies have been added to requirements_all.txt.
  Updated by running python3 -m script.gen_requirements_all.
• For the updated dependencies - a link to the changelog, or at minimum a diff between library versions is added to the PR description.

To help with the load of incoming pull requests:

• I have reviewed two other open pull requests in this repository.

[foxel]

Hi @MartinHjelmare . Can you or some one else please do a review of this code?

[MartinHjelmare]

Why did you tag me?

Please split the PR so the fix is in a separate PR from the new feature (reconfigure flow).

[foxel]

Why did you tag me?

Please split the PR so the fix is in a separate PR from the new feature (reconfigure flow).

Hi @MartinHjelmare . I've tagged you because you were the last one involved in my PRs review :)

I've separated the fix changes from the improvements. THis one now holds only the improvements. The fix was moved to #143475

[home-assistant]

Please take a look at the requested changes, and use the Ready for review button when you are done, thanks 👍

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[Copilot]

Pull Request Overview

Adds support for reconfiguring an existing Keenetic NDMS2 integration without deleting and re-adding it.

• Introduces async_step_reconfigure and handles SOURCE_RECONFIGURE in config_flow.py
• Adds a new abort reason "reconfigure_successful" to strings.json
• Adds MOCK_RECONFIGURE test data and a test_reconfigure case in test_config_flow.py

Reviewed Changes

Copilot reviewed 4 out of 4 changed files in this pull request and generated 1 comment.

File	Description
tests/components/keenetic_ndms2/init.py	Define MOCK_RECONFIGURE test inputs
tests/components/keenetic_ndms2/test_config_flow.py	Add test_reconfigure flow and import new mocks
homeassistant/components/keenetic_ndms2/strings.json	Add "reconfigure_successful" abort message
homeassistant/components/keenetic_ndms2/config_flow.py	Implement reconfigure logic and import SOURCE_RECONFIGURE

[frenck]

Thanks, @foxel 👍

../Frenck

Comments addressed