feat(profiles): add opt-in Lean/Full and hybrid Auto selection

scripts/plan-canvas.js

@@ -20,6 +20,7 @@
 const fs = require('fs');
 const http = require('http');
 const path = require('path');
+const { spawn } = require('child_process');
 const {
   canonicalizeArtifactPath,
   createSessionStore,