feat(catalog): Content Poster Selection and Merging

[gery25]

📝 Description

This epic tracks the automation of the content catalog update process and the acquisition of visual posters from external APIs. It ensures that every piece of content in the system has a corresponding image and provides an administrative interface for manual corrections.

✅ Acceptance Criteria

• Automated fetching of posters from external sources (e.g., IMDb).
• Secure persistence of content metadata and poster links in the database.
• Implementation of an admin panel to review and manually edit poster assignments.

🛠️ Sub-issues

• feat(catalog): detect new content on streaming platforms
• feat(catalog): fetch and download posters via API (e.g., IMDb)
• feat(catalog): persist content and poster data in database
• feat(admin-ui): manage and edit posters (Admin)