# build Build a Next.js app Properties can be configured in angular.json when defining the executor, or when invoking it. ## Properties ### fileReplacements Type: `object[]` Replace files with other files in the build. #### replace Type: `string` undefined #### with Type: `string` undefined ### nextConfig Type: `string` Path to a function which takes phase, config, and builder options, and returns the resulting config. ### outputPath Type: `string` The output path of the generated files. ### root Type: `string` The source root