introduce WebTask from which SimulationTask and BatchTask subclass

Author: momchil-flex

tidy3d/components/tcad/mesher.py

@@ -26,4 +26,7 @@ def _get_simulation_types(self) -> list[TCADAnalysisTypes]:
         return [TCADAnalysisTypes.MESH]
 
     def validate_pre_upload(self):
+        """Validate the VolumeMesher before uploading to the cloud.
+        Currently no validation but method is required when calling ``web.upload``.
+        """
         return

tidy3d/web/api/states.py

@@ -36,16 +36,13 @@
 
 END_STATES = ERROR_STATES | COMPLETED_STATES
 
-POST_VALIDATE_STATES = {
-    "validate_success",
-    "validate_warn",
-}
+POST_VALIDATE_STATES = {"validate_success", "validate_warn"}
 
 RUNNING_STATES = (
     PRE_VALIDATE_STATES | POST_VALIDATE_STATES | {"running"} | POST_RUN_STATES | COMPLETED_STATES
 )
 
-ALL_POST_VALIDATE_STATES = POST_VALIDATE_STATES | {"running"} | POST_RUN_STATES | COMPLETED_STATES
+ALL_POST_VALIDATE_STATES = POST_VALIDATE_STATES | {"running"} | POST_RUN_STATES | END_STATES
 
 VALID_PROGRESS_STATES = RUNNING_STATES | PRE_ERROR_STATES
 
@@ -101,4 +98,8 @@
     "run_failed": 0,
     "aborted": 0,
     "deleted": 0,
+    "validate_error": 0,
+    "preprocess_error": 0,
+    "run_error": 0,
+    "postprocess_error": 0,
 }