During deployment -- shakapacker randomly started failing to locate its npm package

[RailsCod3rFuture]

Not sure why this is happening now - I'm unable to deploy because webconfig.js is unable to find shakapacker
Compiling...\nE, [2024-10-28T14:05:52.247941 #1603800] ERROR -- : \nCOMPILATION FAILED:\nEXIT STATUS: pid 1604811 exit 1\nOUTPUTS:\n/home/passenger/building/web-signin-rails/node_modules/webpack-cli/bin/cli.js:93\n\t\t\t\tthrow err;\n\t\t\t\t^\n\nError: Cannot find module 'shakapacker'\nRequire stack:\n- /home/passenger/building/web-signin-rails/config/webpack/webpack.config.js\n- /home/passenger/building/web-signin-rails/node_modules/webpack-cli/bin/utils/convert-argv.js\n- /home/passenger/building/web-signin-rails/node_modules/webpack-cli/bin/cli.js\n- /home/passenger/building/web-signin-rails/node_modules/webpack/bin/webpack.js\n at Module._resolveFilename (node:internal/modules/cjs/loader:1077:15)\n at Module._load