chore: bump version 0.8.13 (#2718)

Co-authored-by: Kian Jones <11655409+kianjones9@users.noreply.github.com>
Co-authored-by: Sarah Wooders <sarahwooders@gmail.com>
Co-authored-by: Matthew Zhou <mattzh1314@gmail.com>
Co-authored-by: Andy Li <55300002+cliandy@users.noreply.github.com>
Co-authored-by: jnjpng <jin@letta.com>
Co-authored-by: Jin Peng <jinjpeng@Jins-MacBook-Pro.local>
Co-authored-by: cpacker <packercharles@gmail.com>
Co-authored-by: Shubham Naik <shub@letta.com>
Co-authored-by: Shubham Naik <shub@memgpt.ai>

letta/services/file_processor/file_processor.py

@@ -1,6 +1,7 @@
 from typing import List
 
 from letta.log import get_logger
+from letta.otel.context import get_ctx_attributes
 from letta.otel.tracing import log_event, trace_method
 from letta.schemas.agent import AgentState
 from letta.schemas.enums import FileProcessingStatus
@@ -122,6 +123,10 @@ class FileProcessor:
             if isinstance(content, str):
                 content = content.encode("utf-8")
 
+            from letta.otel.metric_registry import MetricRegistry
+
+            MetricRegistry().file_process_bytes_histogram.record(len(content), attributes=get_ctx_attributes())
+
             if len(content) > self.max_file_size:
                 log_event(
                     "file_processor.size_limit_exceeded",