feat: add custom JSON unmarshaling for MCP duration fields and update config schema#2181

Pratham-Mishra04 wants to merge 1 commit intographite-base/2181maximhq/bifrost:graphite-base/2181from

03-20-fix_config_json_schema_fixesmaximhq/bifrost:03-20-fix_config_json_schema_fixesCopy head branch name to clipboard