[core] small improvements to logging options

Author: MrClock8163

src/instrumentman/__init__.py

@@ -28,7 +28,11 @@
 from . import settings
 
 
-@extra_group("iman", params=None)  # type: ignore[misc]
+@extra_group(
+    "iman",
+    params=None,
+    context_settings={"auto_envvar_prefix": None}
+)  # type: ignore[misc]
 @version_option()
 @logging_option_group()
 @logging_levels_constraint()

src/instrumentman/utils.py

@@ -136,26 +136,35 @@ def logging_option_group() -> Callable[[F], F]:
         "Options related to the logging functionalities.",
         option(
             "--protocol",
+            help=(
+                "log debug level messages and above, "
+                "including protocol messages"
+            ),
             is_flag=True
         ),
         option(
             "--debug",
+            help="log debug level messages and above",
             is_flag=True
         ),
         option(
             "--info",
+            help="log information level messages and above",
             is_flag=True
         ),
         option(
             "--warning",
+            help="log warning level messages and above",
             is_flag=True
         ),
         option(
             "--error",
+            help="log error level messages and above",
             is_flag=True
         ),
         option(
             "--critical",
+            help="log critical error level messages",
             is_flag=True
         ),
         option(