Add leaf/fall, sprout/grow, snow/fall, lightning/flash, thumbs/up, hands/clap, face/laugh, fire/burn

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

gen/hands/clap.js

@@ -0,0 +1,19 @@
+// two mitten hands clapping twice per loop with a burst of lines each time they meet
+const{sin,cos,PI}=Math,T=2*PI
+export const delay=60
+export default(c,t)=>{
+  const k=(1+cos(2*T*t))/2,g=8+44*k
+  if(k<.12)for(const d of[-1,1])for(const a of[-.5,0,.5]){
+    const ang=-PI/2+d*(.55+a*.5)
+    for(const[w,s]of[[11,'#111'],[4,'#fff']])c.lineWidth=w,c.strokeStyle=s,c.beginPath(),c.moveTo(128+cos(ang)*58,104+sin(ang)*58),c.lineTo(128+cos(ang)*84,104+sin(ang)*84),c.stroke()
+  }
+  c.lineWidth=7;c.strokeStyle='#111'
+  for(const d of[-1,1]){
+    c.save();c.translate(128+d*g,212);c.scale(d,1);c.rotate(-.22-.12*k)
+    c.beginPath();c.ellipse(-2,-74,12,24,-.5,0,T);c.fill();c.stroke()
+    c.beginPath();c.roundRect(0,-150,46,118,23);c.fill();c.stroke()
+    c.lineWidth=4;c.beginPath();for(const x of[12,23,34])c.moveTo(x,-150+8),c.lineTo(x,-126);c.stroke();c.lineWidth=7
+    c.beginPath();c.roundRect(-3,-40,52,22,5);c.fill();c.stroke()
+    c.restore()
+  }
+}