Implement transactional scripted prim builds (#131)

crates/metacrate/Cargo.toml

@@ -11,5 +11,9 @@ description = "Native MetaCrate APIs outside the LibreMetaverse compatibility su
 metacrate-grid-agent = { version = "0.0.1", path = "../metacrate-grid-agent" }
 metacrate-lsl-tools = { version = "0.0.1", path = "../metacrate-lsl-tools" }
 
+[features]
+default = []
+live-grid = ["metacrate-grid-agent/live-grid"]
+
 [lints]
 workspace = true