fix: improve task journey search UI and accessibility (NSOC'26)

[SrashtiChauhan]

NSOC'26

Description

Improved the Task Journey Tracking search UI in the Insights module for better accessibility, consistency, and overall user experience.

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Changes Made

• Redesigned search input layout
• Fixed alignment and spacing issues
• Added proper search icon support
• Improved input styling consistency
• Added focus state improvements
• Added keyboard accessibility support using ESC
• Added clear (✕) button to reset search
• Improved responsive behavior
• Removed inconsistent native input styling

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Result

The search experience is now visually consistent, accessible, and aligned with the overall FlowForge dashboard UI.

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Screenshot

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Closes #91

[github-actions]

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[SrashtiChauhan]

@Shriii19 ,
Kindly review my pr
NSOC'26
Thank you

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