Docker build fails with USE_CUSTOM_SDKS=true #16305
Description
VERSION: v1.7.18
Building using the Dockerfile works fine when leaving USE_CUSTOM_SDKS=false. However, setting to USE_CUSTOM_SDKS=true even if the default SDK endpoints are left intact results in the following vague build error:
...
<s> [webpack.Progress] 69% building 1073/1075 modules 2 active css /src/node_modules/css-loader/dist/cjs.js??ref--6-1!/src/node_modules/postcss-loader/src/index.js??postcss!/src/react-sdk/res/themes/dark/css/dark.scss 0
<s> [webpack.Progress] 69% building 1074/1075 modules 1 active /src/node_modules/mini-css-extract-plugin/dist/loader.js!/src/node_modules/css-loader/dist/cjs.js??ref--6-1!/src/node_modules/postcss-loader/src/index.js??postcss!/src/react-sdk/res/themes/light/css/light.scss
<s> [webpack.Progress] 70% building 1075/1075 modules 0 active
<s> [webpack.Progress] 69% building 1075/1076 modules 1 active css /src/node_modules/css-loader/dist/cjs.js??ref--6-1!/src/node_modules/postcss-loader/src/index.js??postcss!/src/react-sdk/res/themes/light/css/light.scss 0
<s> [webpack.Progress] 70% building 1076/1076 modules 0 active
<s> [webpack.Progress] 70% building 1076/1076 modules 0 active
<s> [webpack.Progress] 70% building 1076/1076 modules 0 active
<s> [webpack.Progress] 70% building 1076/1076 modules 0 active
<s> [webpack.Progress] 70% building 1076/1076 modules 0 active
<s> [webpack.Progress] 70% building 1076/1076 modules 0 active
<s> [webpack.Progress] 70% building 1076/1076 modules 0 active
error Command failed with exit code 1.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.
error Command failed with exit code 1.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.
The command '/bin/sh -c yarn build' returned a non-zero code: 1
This means I am unable to merge in my patches to the latest stable release.