Added syntax colorization

src/myfasthtml/core/formatting/dsl/definition.py

@@ -5,6 +5,9 @@ Provides the Lark grammar and derived completions for the
 DataGrid Formatting DSL.
 """
 
+from functools import cached_property
+from typing import Dict, Any
+
 from myfasthtml.core.dsl.base import DSLDefinition
 from myfasthtml.core.formatting.dsl.grammar import GRAMMAR
 
@@ -15,9 +18,20 @@ class FormattingDSL(DSLDefinition):
 
   Uses the existing Lark grammar from grammar.py.
   """
-  
+
   name: str = "Formatting DSL"
-  
+
   def get_grammar(self) -> str:
     """Return the Lark grammar for formatting DSL."""
     return GRAMMAR
+
+  @cached_property
+  def simple_mode_config(self) -> Dict[str, Any]:
+    """
+    Return hand-tuned Simple Mode configuration for optimal highlighting.
+
+    Overrides the base class to use a specialized configuration
+    rather than auto-generated one.
+    """
+    from myfasthtml.core.dsl.lark_to_simple_mode import generate_formatting_dsl_mode
+    return generate_formatting_dsl_mode()