install bolt

package.json

@@ -74,6 +74,7 @@
     ],
     "@google-cloud/storage": "^3.3.0",
     "@kobalab/socket.io-session": "^1.0.3",
+    "@slack/bolt": "^3.0.0",
     "JSONStream": "^1.3.5",
     "archiver": "^3.1.1",
     "array.prototype.flatmap": "^1.2.2",