West Marin children are feeling the nourishing effects of a farm-to-table state grant received earlier this year by Shoreline Unified School District, which is celebrating its first annual harvest festival next weekend. The grant has brought more local ingredients into school lunches, reinvigorated school gardens and expanded training for kitchen staff. The menu improvements have also helped students at Nicasio School, where fresh breakfasts and lunches are delivered daily from Shoreline after a year of…