Add Grid Slot Field

implemented exercised

Parallel slot field (vent/lightening slats) across the target region; each slot survives only if fully clear of every keepout.

Usage

Declared in the product YAML — this snippet targets plate_face of adapter_plate_v1, a region that allows it:

# inside a product declaration
modifiers:
  - id: add_grid_slot_field
    target: plate_face

…or asked for in plain language via the semantic-edit CLI:

forge edit my_product.yaml --intent "add grid slot field on the plate face"