name: pull request about: submit changes to the project title: implement chatgpt-like search history sidebar for search pipe

description

implements a chatgpt-like search history feature for the search pipe with a collapsible sidebar interface. fixes broken history saving and adds complete search restoration functionality.

/claim #1382 related issue: #1382

key changes:

• new SearchHistorySidebar component with clean, modern ui following project style
• fixed broken history saving by re-enabling addSearch() call in search handler
• added toggle sidebar with history icon in top-left corner
• full search restoration including query parameters, results, and ai chat messages
• delete functionality for individual search entries
• uses existing useSearchHistory hook for persistence

how to test

add a few steps to test the pr in the most time efficient way.

1. open search pipe and perform a few different searches with ai responses
2. click the history icon (top-left) to open the sidebar
3. verify searches appear in the history list with timestamps and ai indicators
4. click on any previous search to restore it completely (query + results + chat)
5. test delete functionality by hovering over search items and clicking trash icon
6. verify sidebar toggle works (open/close) and history persists across sessions