feat: add app version to file logs (#201)

Signed-off-by: Anupam Kumar <[email protected]>

Author: kyteinsky

context_chat_backend/logger.py

@@ -12,8 +12,11 @@
 import os
 from time import gmtime
 
+from dotenv import load_dotenv
 from ruamel.yaml import YAML
 
+load_dotenv()
+
 __all__ = ['JSONFormatter', 'setup_logging']
 
 LOG_RECORD_BUILTIN_ATTRS = {
@@ -62,6 +65,7 @@ def _prepare_log_dict(self, record: logging.LogRecord):
 			"timestamp": dt.datetime.fromtimestamp(
 				record.created, tz=dt.UTC,
 			).isoformat(),
+			"version": os.getenv("APP_VERSION", "unknown"),
 		}
 		if record.exc_info is not None:
 			always_fields["exc_info"] = self.formatException(record.exc_info)