Tasks
* #3555217 Improve third-party settings for modeler_api

Bugs
* #3573049 The system prompt of the main agent gets overridden when using sub-agents as tools.
* #3567232 Agent ModelOwner missing description_override handling and str_contains safety check for tool settings
* #3567228 Modeler API setup is missing added values on tool_settings
* #3565226 Use named arguments for FunctionCall constraints
* #3566037 Force value should not split the value
* #3566037 Force value should not split the value
* #3546948 Token replacement unintentionally escapes prompt as HTML markup
* #3536318 \r\n on the config form causes the property_restrictions to not be followed
* #3556119 New Deprecations
* #3555911 Duplicate update 10307

Contributors:
akhil babu, marcus_johansson, yautja_cetanu, lussoluca, elgandoz, mxr576, prabha1997, codebymikey, andrewbelcher, jurgenhaas, jibran, narendrar, a.dmitriiev