[asukaminato0721]

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Summary

#36406

Screenshots

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Checklist

• This change requires a documentation update, included: Dify Document
• I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!)
• I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change.
• I've updated the documentation accordingly.
• I ran make lint && make type-check (backend) and cd web && pnpm exec vp staged (frontend) to appease the lint gods

[Copilot]

Pull request overview

This PR addresses issue #36406 by adding missing @override decorators to methods that override parent-class members, aligning the codebase with the missing-override-decorator lint rule.

Changes:

• Added typing.override import and applied @override to RemoteSettingsSourceFactory.get_field_value.
• Applied @override to DifyConfig.settings_customise_sources.

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[github-actions]

Pyrefly Type Coverage

Metric	Base	PR	Delta
Type coverage	0.00%	44.50%	+44.50%
Strict coverage	0.00%	44.02%	+44.02%
Typed symbols	0	22,758	+22,758
Untyped symbols	0	28,692	+28,692
Modules	0	2598	+2,598