Add fuzzy file search functionality (#3240)

Co-authored-by: spencrmartin <spencermartin@squareup.com>

ui/desktop/src/floating-button-script.js

@@ -0,0 +1,28 @@
+// Handle window movement and docking detection
+let isDragging = false;
+let startX, startY;
+
+document.addEventListener('mousedown', (e) => {
+  isDragging = true;
+  startX = e.screenX - window.screenX;
+  startY = e.screenY - window.screenY;
+});
+
+document.addEventListener('mouseup', () => {
+  if (isDragging) {
+    isDragging = false;
+    // Check for docking with parent window
+    if (window.electronFloating) {
+      window.electronFloating.checkDocking();
+    }
+  }
+});
+
+// Handle click to focus parent window
+document.addEventListener('click', (e) => {
+  if (!isDragging && window.electronFloating) {
+    window.electronFloating.focusParent();
+  }
+});
+
+console.log('Floating button script loaded');