Major updates

Author: VoxHash

licensechain/client.py

@@ -437,22 +437,24 @@ async def delete_license(self, license_id: str) -> Dict[str, Any]:
         return await self._delete(f"/licenses/{license_id}")
 
     async def validate_license(
-        self, license_key: str, app_id: Optional[str] = None
+        self, license_key: str, app_id: Optional[str] = None, hwuid: Optional[str] = None
     ) -> Dict[str, Any]:
         """
         Validate a license key.
         
         Args:
             license_key: License key to validate
             app_id: Application ID for validation (optional)
+            hwuid: Optional hardware/device ID for ecosystem HMAC/HWUID contract
             
         Returns:
             License validation result
         """
-        # Use /licenses/verify endpoint with 'key' parameter to match API
-        payload = {"key": license_key}
+        payload: Dict[str, Any] = {"key": license_key}
         if app_id:
             payload["app_id"] = app_id
+        if hwuid and hwuid.strip():
+            payload["hwuid"] = hwuid.strip()
         return await self._post("/licenses/verify", payload)
 
     async def revoke_license(

licensechain/services/license_service.py

@@ -50,12 +50,13 @@ def revoke(self, license_id: str) -> bool:
         self.api_client.delete(f'/licenses/{license_id}')
         return True
 
-    def validate(self, license_key: str) -> bool:
-        """Validate a license key."""
+    def validate(self, license_key: str, hwuid: Optional[str] = None) -> bool:
+        """Validate a license key. Optional hwuid for ecosystem HMAC/HWUID contract."""
         validate_not_empty(license_key, 'license_key')
-        
-        # Use /licenses/verify endpoint with 'key' parameter to match API
-        response = self.api_client.post('/licenses/verify', {'key': license_key})
+        payload: Dict[str, Any] = {'key': license_key}
+        if hwuid and hwuid.strip():
+            payload['hwuid'] = hwuid.strip()
+        response = self.api_client.post('/licenses/verify', payload)
         return response.get('valid', False)
 
     def list_user_licenses(self, user_id: str, page: Optional[int] = None, limit: Optional[int] = None) -> Dict[str, Any]: