Make it possible to list debug traces for a specific automation (#47744)

homeassistant/helpers/trace.py

@@ -11,9 +11,10 @@ import homeassistant.util.dt as dt_util
 class TraceElement:
     """Container for trace data."""
 
-    def __init__(self, variables: TemplateVarsType):
+    def __init__(self, variables: TemplateVarsType, path: str):
         """Container for trace data."""
         self._error: Optional[Exception] = None
+        self.path: str = path
         self._result: Optional[dict] = None
         self._timestamp = dt_util.utcnow()
 
@@ -42,7 +43,7 @@ class TraceElement:
 
     def as_dict(self) -> Dict[str, Any]:
         """Return dictionary version of this TraceElement."""
-        result: Dict[str, Any] = {"timestamp": self._timestamp}
+        result: Dict[str, Any] = {"path": self.path, "timestamp": self._timestamp}
         if self._variables:
             result["changed_variables"] = self._variables
         if self._error is not None:
@@ -129,10 +130,10 @@ def trace_path_get() -> str:
 
 def trace_append_element(
     trace_element: TraceElement,
-    path: str,
     maxlen: Optional[int] = None,
 ) -> None:
     """Append a TraceElement to trace[path]."""
+    path = trace_element.path
     trace = trace_cv.get()
     if trace is None:
         trace = {}