<NME> .gitignore
<BEF> *.zip
*.swp
node_modules/
.idea/
build/
@types/
*.iml
src/**/*js

<MSG> Remove, ignore `metadata.json`

It is a build artifact after all

<DFF> @@ -1,2 +1,3 @@
 *.zip
 *.swp
+src/metadata.json

Remove, ignore `metadata.json`