Allow AI to update code steps (#17761)

https://github.com/user-attachments/assets/35ac5c23-4d5c-4c86-8233-7b58fbeb5a27

- add tool
- move resolver code into a service

---------

Co-authored-by: Félix Malfait <felix.malfait@gmail.com>

packages/twenty-server/src/engine/workspace-manager/twenty-standard-application/utils/skill-metadata/create-standard-flat-skill-metadata.util.ts

@@ -54,6 +54,10 @@ For CRON triggers, settings.type must be one of these exact values:
    - Requires: pattern: string (cron expression)
    - Example: { type: "CUSTOM", pattern: "0 * * * *", outputSchema: {} }
 
+## CODE Steps
+
+CODE steps run custom TypeScript code. Load the \`update_logic_function_source\` tool to modify the source code.
+
 ## Critical Notes
 
 Always rely on tool schema definitions: