feat: Project-specific Editor Settings

[malec-palec]

Adds support for per-project editor preferences via settings.ini file.

Features

• Read settings.ini from project root when opening a project
• Apply settings to override editor preferences (previews, scene editor, etc.)
• Uses ini npm library for robust INI parsing
• Works only in Electron (desktop) version

Usage

Place a settings.ini in the project root:

autosaveOnPreview = true
use3DEditor = false
showDeprecatedInstructionWarning = true

Supported Settings

• Preview settings (autosaveOnPreview, takeScreenshotOnPreview, etc.)
• Scene editor (use3DEditor, showBasicProfilingCounters)
• Other (showExperimentalExtensions, showDeprecatedInstructionWarning, etc.)

See newIDE/docs/Project-Settings.md for the full list.