npm run dev not working

Hello )A few minutes I cloned gutenberg from github , and then run scripts :
npm ci
npm build
npm run dev
But npm run dev not workink

[0] [./packages/block-serialization-default-parser/build-module/index.js] 11.3 KiB {blockSerializationDefaultParser} [built]
[0] [./packages/block-serialization-spec-parser/parser.js] 46.9 KiB {blockSerializationSpecParser} [built]
[0] [./packages/blocks/build-module/index.js] 637 bytes {blocks} [built]
[0] [./packages/compose/build-module/index.js] 2.16 KiB {compose} [built]
[0] [./packages/core-data/build-module/index.js] 4.6 KiB {coreData} [built]
[0] [./packages/customize-widgets/build-module/index.js] 1.45 KiB {customizeWidgets} [built]
[0] [./packages/data-controls/build-module/index.js] 3.67 KiB {dataControls} [built]
[0] + 3161 hidden modules
[0] wp-scripts start exited with code 0`
`
How fix this ?
npm – v 6.14.11
node – v 14.16.0