Enhance sidebar tooltip behavior and improve UI consistency

[nitin01-cmd]

Enhance Sidebar Tooltip Behavior and Improve UI Consistency
Fixes:

Improved sidebar tooltip behavior to ensure tooltips remain visible when necessary and disappear appropriately on mouseout.
Enhanced UI consistency for sidebar tooltips by properly positioning them relative to their parent elements.

Platforms this PR was tested on:
✅ Windows
⬜ macOS
⬜ Linux (specify distro)

Self-review checklist

✅ Self-reviewed changes for clarity and maintainability. ✅ Ensured variable names, code reuse, and readability are improved. ✅ Documented technical choices and potential concerns in code comments. ✅ Verified logic using automated tests where applicable. ✅ Commit history follows best practices with clear commit messages. ✅ UI appearance, responsiveness, and internationalization reviewed. ✅ Checked tooltips, button interactions, and error handling.

[nitin01-cmd]

Title:
Enhance Tooltip Handling and Fix Null Checks in displayInitialCharLogo

Description:
Improved tooltip handling by ensuring proper display and hiding behavior.
Fixed potential null errors in displayInitialCharLogo by adding necessary checks.
Optimized getCurrentActiveServer to handle server tab instances more robustly.
Ensured the dnd (Do Not Disturb) button initializes correctly based on user settings.

[andersk]

This is full of syntax errors and doesn’t do anything.