feat: Enhance logging configuration and add dynamic log level support

app/utils/logger.py

@@ -4,7 +4,29 @@ import os
 LOG_PATH = os.path.abspath(
     os.path.join(os.path.dirname(__file__), "..", "logs", "app.log"))
 
-LOG_LEVEL = logging.DEBUG
+def _get_log_level():
+    """Get log level from environment variable."""
+    level_str = os.getenv("LOG_LEVEL", "INFO").upper()
+
+    # Try to convert to integer
+    if level_str.isdigit():
+        return int(level_str)
+
+    # Map string to logging level
+    levels = {
+        "CRITICAL": logging.CRITICAL,
+        "FATAL": logging.FATAL,
+        "ERROR": logging.ERROR,
+        "WARN": logging.WARNING,
+        "WARNING": logging.WARNING,
+        "INFO": logging.INFO,
+        "DEBUG": logging.DEBUG,
+        "NOTSET": logging.NOTSET,
+    }
+
+    return levels.get(level_str, logging.INFO)
+
+LOG_LEVEL = _get_log_level()
 
 def logger_initialize() -> logging.Logger:
     """Initialize the logger for the application. Return a logger that logs to console and a app.log."""