feat(history) : add responsive AI peocessing history timeline

[kavin553]

Description

Implemented a responsive AI processing history timeline with filtering and image preview support.

Fixes #711

Features Added

• chronological processing history timeline
• image preview thumbnails
• filtering support by status
• responsive dashboard layout
• reusable timeline components

Type of Change

• New feature (non-breaking change which adds functionality)

How Has This Been Tested?

• Manually tested local server
• Frontend build verification

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• My changes generate no new warnings

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[kavin553]

Hi @souma9830 👋

I’ve completed the implementation for the responsive AI processing history timeline feature.

Features Implemented

• chronological processing history timeline
• image preview thumbnails
• filtering support by status
• responsive dashboard layout
• reusable timeline components

The implementation was kept modular and lightweight to align with the existing frontend architecture and session history workflow.

Kindly review the PR when available. Thank you 🚀