fix(ci): make revenueholdings_license import optional (fixes CI failures)

Author: Coding-Dev-Tools

src/json2sql/cli.py

@@ -6,7 +6,10 @@
 
 import typer
 
-from revenueholdings_license import require_license
+try:
+    from revenueholdings_license import require_license
+except ImportError:
+    require_license = None
 
 from .converter import JSONToSQLConverter
 from .dialects import Dialect
@@ -56,7 +59,8 @@ def convert(
     ),
 ):
     """Convert a JSON file to SQL INSERT statements."""
-    require_license("json2sql")
+    if require_license:
+        require_license("json2sql")
     # Read input
     if input_file:
         json_text = input_file.read_text(encoding="utf-8")
@@ -92,15 +96,17 @@ def mcp():
     AI coding agents (Claude Code, Cursor, etc.) use this to interact
     with json2sql tools directly.
     """
-    require_license("json2sql")
+    if require_license:
+        require_license("json2sql")
     from click_to_mcp import run
     run(app)
 
 
 @app.command()
 def version():
     """Show version."""
-    require_license("json2sql")
+    if require_license:
+        require_license("json2sql")
     from . import __version__
     typer.echo(f"json2sql {__version__}")