add laser output operators and device settings in CAM mode

src/kiri/render.js

@@ -141,6 +141,10 @@ async function path(levels, update, opts = {}) {
         let emits = 0;
 
         level.forEach(out => {
+            // skip cam op records
+            if (out.op) {
+                return;
+            }
             if (retracted && out.emit) {
                 retracted = false;
                 engages.push(lastOut.point);