Game Pages Screenshots and Walkthrough is now installed.
What changed
- Adds a responsive Screenshots gallery to every Game Portal detail page.
- Uses game_screenshots records when available.
- Falls back to screenshots/, assets/screenshots/, or images/screenshots inside the published package.
- Adds a dedicated Walkthrough panel to the game page.
- Recognizes walkthrough, walkthrough_file, and documents.walkthrough in manifests.
- Validates HTML, TXT, Markdown, and PDF walkthrough files during publishing.
- Registers walkthroughs in game_resources.
- Imports manifest screenshots into game_screenshots during publishing.
- Supports screenshot manifest entries as strings or path/caption objects.
- Keeps games without screenshots or walkthroughs clean by hiding empty sections.
