added better logging and moved config to its own folder

config/custom_json_logger.py

@@ -0,0 +1,41 @@
+import datetime as dt
+import json
+import logging
+from typing import override
+
+class custom_json_logger(logging.Formatter):
+    def __init__(
+        self,
+        *,
+        format_keys: dict[str,str] | None = None,
+    ):
+        super().__init__()
+        self.format_keys = format_keys if format_keys is not None else {}
+
+    @override
+    def format(self, record: logging.LogRecord) -> str:
+        record_dict = self._prepare_log_dict(record)
+        return json.dumps(record_dict, default=str)
+    
+    def _prepare_log_dict(self, record: logging.LogRecord) -> dict:
+        always_fields = {
+            "message" : record.getMessage(),
+            "timestamp" : dt.datetime.fromtimestamp(
+                record.created, tz=dt.timezone.utc
+            ).isoformat(),
+        }
+        if record.exc_info is not None:
+            always_fields["exc_info"] = self.formatException(record.exc_info)
+        
+        if record.stack_info is not None:
+            always_fields["stack_info"] = self.formatStack(record.stack_info)
+        
+        message = {
+            key: msg_val
+            if (msg_val := always_fields.pop(val, None)) is not None
+            else getattr(record, val)
+            for key, val in self.format_keys.items()
+        }
+        message.update(always_fields)
+        return message
+