- Remove unused imports (HashMap, TextEdit) - Remove unnecessary mut on fonts - Replace ✕ (U+2715) with × (U+00D7) for close/cross icons - Replace + (U+FF0B) with + (U+002B) for New Connection button - Replace ▲/▼ (U+25B2/U+25BC) with ↑/↓ (U+2191/U+2193) for sort arrows