fix: resolve CI type annotation issues

- Replaced deprecated typing.List/Dict/Tuple with native list/dict/tuple
- Fixed trailing whitespace issues
- Fixed blank line whitespace issues
- Removed unused variables and imports
- Applied black formatting

src/nl2gherkin/exporters/cucumber.py

@@ -1,7 +1,5 @@
 """Cucumber exporter for JavaScript/TypeScript projects."""
 
-from typing import Dict, List
-
 from nl2gherkin.exporters.base import BaseExporter
 
 
@@ -15,12 +13,12 @@ class CucumberExporter(BaseExporter):
 {{step_definitions}}
 """
 
-    def export(self, features: List[str]) -> str:
+    def export(self, features: list[str]) -> str:
         """Export features to Cucumber format.
-        
+
         Args:
             features: List of Gherkin feature strings.
-            
+
         Returns:
             Cucumber-compatible feature file content.
         """
@@ -29,35 +27,35 @@ class CucumberExporter(BaseExporter):
 
     def get_step_definitions_template(self) -> str:
         """Get Cucumber step definitions template.
-        
+
         Returns:
             Step definitions template string.
         """
         return self.step_definitions_template
 
-    def get_configuration_template(self) -> Dict[str, str]:
+    def get_configuration_template(self) -> dict[str, str]:
         """Get Cucumber configuration files.
-        
+
         Returns:
             Dictionary mapping filenames to content.
         """
         return {
-            "cucumber.js": '''module.exports = {
+            "cucumber.js": """module.exports = {
   default: '--publish-quiet'
 }
-''',
-            ".cucumberrc": '''default:
+""",
+            ".cucumberrc": """default:
   publish-quiet: true
   format: ['progress-bar', 'html:cucumber-report.html']
-''',
+""",
         }
 
-    def generate_step_definitions(self, scenarios: List[str]) -> str:
+    def generate_step_definitions(self, scenarios: list[str]) -> str:
         """Generate step definitions for given scenarios.
-        
+
         Args:
             scenarios: List of scenario texts.
-            
+
         Returns:
             Step definitions JavaScript code.
         """
@@ -70,20 +68,28 @@ class CucumberExporter(BaseExporter):
                 if stripped.startswith(("Given ", "When ", "Then ", "And ")):
                     step_text = " ".join(stripped.split()[1:])
                     step_def = stripped.split()[0].lower()
-                    indent = "  " * (1 if stripped.startswith("And") or stripped.startswith("But") else 0)
+                    "  " * (1 if stripped.startswith("And") or stripped.startswith("But") else 0)
 
                     params = self._extract_parameters(step_text)
                     param_str = ", ".join(f'"{p}"' for p in params) if params else ""
                     params_list = ", ".join(p for p in params)
 
-                    step_def_code = step_def.capitalize() + "(" + param_str + ", async function (" + params_list + ") {\n"
+                    step_def_code = (
+                        step_def.capitalize()
+                        + "("
+                        + param_str
+                        + ", async function ("
+                        + params_list
+                        + ") {\n"
+                    )
                     step_def_code += "  // TODO: implement step\n"
                     step_def_code += "});\n"
                     step_defs.append(step_def_code)
 
         return "\n".join(step_defs)
 
-    def _extract_parameters(self, step_text: str) -> List[str]:
+    def _extract_parameters(self, step_text: str) -> list[str]:
         """Extract parameters from a step text."""
         import re
+
         return re.findall(r"<([^>]+)>", step_text)