fix: stabilize learning path, reliability and legacy Windows builds

Unify beginner syntax while preserving compatibility, repair ownership and parser guards, add verified distribution tooling and VC6 Windows 98 build inputs, and clarify documentation and release status. Preserve DOS build-input line endings and exclude generated binaries/caches.

examples/shopping_list.claro

@@ -1,6 +1,6 @@
 SAY "Shopping List Example"
 
-SET items TO LIST
+SET items LIST
 ADD "milk" TO items
 ADD "bread" TO items
 ADD "apples" TO items
@@ -9,4 +9,4 @@ SAY "Items to buy:"
 
 FOR EACH item IN items
     SAY item
-DONE
+END