Fix/log tz (#10473)

api/.env.example

 LOG_FILE_MAX_SIZE=20
 # Log file max backup count
 LOG_FILE_BACKUP_COUNT=5
+# Log dateformat
+LOG_DATEFORMAT=%Y-%m-%d %H:%M:%S
+# Log Timezone
+LOG_TZ=UTC
 
 # Indexing configuration
 INDEXING_MAX_SEGMENTATION_TOKENS_LENGTH=1000

api/configs/feature/__init__.py

 
     LOG_TZ: Optional[str] = Field(
         description="Timezone for log timestamps (e.g., 'America/New_York')",
-        default=None,
+        default="UTC",
     )
 
 

docker/.env.example

 LOG_FILE_MAX_SIZE=20
 # Log file max backup count
 LOG_FILE_BACKUP_COUNT=5
+# Log dateformat
+LOG_DATEFORMAT=%Y-%m-%d %H:%M:%S
+# Log Timezone
+LOG_TZ=UTC
 
 # Debug mode, default is false.
 # It is recommended to turn on this configuration for local development

docker/docker-compose.yaml

   LOG_FILE: ${LOG_FILE:-}
   LOG_FILE_MAX_SIZE: ${LOG_FILE_MAX_SIZE:-20}
   LOG_FILE_BACKUP_COUNT: ${LOG_FILE_BACKUP_COUNT:-5}
+  # Log dateformat
+  LOG_DATEFORMAT: ${LOG_DATEFORMAT:-%Y-%m-%d %H:%M:%S}
+  # Log Timezone
+  LOG_TZ: ${LOG_TZ:-UTC}
   DEBUG: ${DEBUG:-false}
   FLASK_DEBUG: ${FLASK_DEBUG:-false}
   SECRET_KEY: ${SECRET_KEY:-sk-9f73s3ljTXVcMT3Blb3ljTqtsKiGHXVcMT3BlbkFJLK7U}