fix regression where slack channel IDs stopped working (#461)

Fixes issue: #460

Author: StFS

robusta_krr/core/runner.py

@@ -157,10 +157,9 @@ def _process_result(self, result: Result) -> None:
                 file_permalink = result["file"]["permalink"]
 
                 # Post message with file link to channel
-                channel = settings.slack_output if settings.slack_output.startswith('#') else f"#{settings.slack_output}"
                 slack_title = settings.slack_title if settings.slack_title else f'Kubernetes Resource Report for {(" ".join(settings.namespaces))}'
                 client.chat_postMessage(
-                    channel=channel,
+                    channel=settings.slack_output,
                     text=f'{slack_title}\n{file_permalink}'
                 )
 

robusta_krr/main.py

@@ -263,7 +263,7 @@ def run_strategy(
                 slack_output: Optional[str] = typer.Option(
                     None,
                     "--slackoutput",
-                    help="Send to output to a slack channel, must have SLACK_BOT_TOKEN with permissions: chat:write, files:write, chat:write.public. Bot must be added to the channel.",
+                    help="Send output to Slack. Values starting with # will be interpreted to be channel names but other values may refer to channel IDs. SLACK_BOT_TOKEN env variable must exist with permissions: chat:write, files:write, chat:write.public. Bot must be added to the channel.",
                     rich_help_panel="Output Settings",
                 ),
                 slack_title: Optional[str] = typer.Option(