Dev: Add tip for easily copying from tmux window (#49798)

Author: kaxil

dev/breeze/doc/02_customizing.rst

@@ -93,6 +93,12 @@ that you may find helpful.
   bind -T root C-S-Up select-pane -U
   bind -T root C-S-Down select-pane -D
 
+  # quickly disable mouse + zoom pane (for easy copying)
+  bind c run-shell "tmux setw mouse off" \; resize-pane -Z \; display-message "🚫 Mouse disabled & pane zoomed"
+
+  # quickly re-enable mouse + unzoom pane (restore normal behavior)
+  bind v run-shell "tmux setw mouse on" \; resize-pane -Z \; display-message "🖱️ Mouse enabled & pane unzoomed"
+
 Some helpful commands:
 
   - ``ctrl-b + z``: zoom into selected pane
@@ -106,6 +112,10 @@ To copy an entire pane:
   - extend selection to end: ``G``
   - copy and clear selection: ``enter``
 
+.. tip::
+
+  You can add the custom bindings (like ``bind c`` and ``bind v``) directly to ``files/airflow-breeze-config/.tmux.conf``.
+  This way they will be automatically loaded when you start a Breeze tmux session.
 
 Additional tools in Breeze container
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