Document break tag theme rendering behavior

Co-authored-by: Pi AI (openai/gpt-5.1) <[email protected]>

lib/liquid/tags/break.rb

@@ -3,19 +3,31 @@
 module Liquid
   # Break tag to be used to break out of a for loop.
   #
-  # == Basic Usage:
+  # == Iteration usage:
   #    {% for item in collection %}
   #      {% if item.condition %}
   #        {% break %}
   #      {% endif %}
   #    {% endfor %}
   #
+  # == Theme file rendering usage:
+  #    {% if condition %}
+  #      {% break %}
+  #    {% endif %}
+  #
   # @liquid_public_docs
   # @liquid_type tag
   # @liquid_category iteration
   # @liquid_name break
   # @liquid_summary
-  #   Stops a [`for` loop](/docs/api/liquid/tags/for) from iterating.
+  #   Stops a [`for` loop](/docs/api/liquid/tags/for) from iterating, or stops the
+  #   rest of a file from rendering when used outside of a loop.
+  # @liquid_description
+  #   Inside a `for` or `tablerow` loop, `break` stops the loop.
+  #
+  #   Outside of a loop, `break` stops the rest of the current file from
+  #   rendering. Sections, blocks, and snippets each render in their own context, so
+  #   rendering continues normally in the file that rendered them.
   # @liquid_syntax
   #   {% break %}
   class Break < Tag