fix: Refactor and fix clipboard

[andreaskienle]

This PR fixes the issue where the UI indicated that text had been successfully copied to the clipboard when it had not.

It also refactors the clipboard functionality into a reusable hook.

[Copilot]

Pull Request Overview

This PR refactors clipboard functionality across the application by centralizing it into a reusable hook. The purpose is to standardize clipboard operations, error handling, and user feedback throughout the codebase.

• Introduces a new useCopyToClipboard hook that provides consistent clipboard functionality with proper error handling and toast notifications
• Replaces inline clipboard implementations across multiple components with the centralized hook
• Consolidates translation keys for clipboard-related messages

Reviewed Changes

Copilot reviewed 6 out of 6 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
src/hooks/useCopyToClipboard.ts	New hook providing centralized clipboard functionality with error handling and toast notifications
src/components/Yaml/YamlViewer.tsx	Refactored to use the new clipboard hook instead of inline implementation
src/components/Shared/CopyButton.tsx	Updated to use the centralized hook and standardized translation keys
src/components/Dialogs/KubectlCommandInfo/KubectlTerminal.tsx	Simplified clipboard implementation using the new hook
src/components/ControlPlanes/CopyKubeconfigButton.tsx	Replaced manual clipboard handling with the centralized hook
public/locales/en.json	Consolidated clipboard-related translation keys into common section

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[lucasgoral]

good job!