Fix: Solve Group creation with the same guid.

Author: nesitor

deployment/docker-build/pyaleph.dockerfile

@@ -58,6 +58,7 @@ RUN pip install -e .
 
 FROM base
 
+RUN groupadd -g 1000 -o aleph
 RUN useradd -s /bin/bash -u 1000 -g 1000 -o aleph
 
 COPY --from=builder --chown=aleph /opt/venv /opt/venv

src/aleph/schemas/pending_messages.py

@@ -112,8 +112,7 @@ class BasePendingMessage(AlephBaseMessage, Generic[MType, ContentType]):
 
     @model_validator(mode="before")
     def load_content(cls, values):
-        values_copy = values.copy()
-        return base_pending_message_load_content(values_copy)
+        return base_pending_message_load_content(values)
 
     @field_validator("time", mode="before")
     def check_time(cls, v, info):