Fix log expand/collapse conflicting with text selection

Skip toggle when text is selected so marking text doesn't expand logs.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: tjazerzen

tui/components.py

@@ -433,8 +433,10 @@ def __init__(self, logger_name: str, level: str, message: str, timestamp: str =
     def compose(self):
         # Main row: just the message with a clickable indicator
         with Horizontal(classes="log-main-row"):
-            # Expandable indicator
-            yield Static("▶", classes="log-expand-indicator")
+            # Expandable indicator (not selectable so it doesn't interfere with text copying)
+            indicator = Static("▶", classes="log-expand-indicator")
+            indicator.ALLOW_SELECT = False
+            yield indicator
 
             time_part = self.timestamp.split()[-1] if self.timestamp else ""
             time_prefix = f"[#888888][{time_part}][/#888888] " if time_part else ""
@@ -469,7 +471,9 @@ def on_mount(self) -> None:
             pass
 
     def on_click(self) -> None:
-        """Toggle details visibility on click."""
+        """Toggle details visibility on click, unless text is selected."""
+        if self.screen.get_selected_text():
+            return
         try:
             details = self.query_one(f"#log-details-{id(self)}")
             indicator = self.query_one(".log-expand-indicator", Static)