Build source code breaks

🐛 Bug Report

Trying to follow instruction how to build source code here - breaks the build.

git clone https://github.com/aurelia/aurelia.git && cd aurelia
npm ci
npm run build

🤔 Expected Behavior

Build source code without an error.

😯 Current Behavior

Breaks down with an error on the 3rd command from the instruction: npm run build

verb @aurelia/kernel build failed, took 1.74s
info [Tasks Count] success: 4, skipped: 0, incomplete: 2
info ----------------------------------------------
ERR! [@aurelia/kernel build] ERROR DETECTED
ERR! started
ERR! Running C:\Program Files\nodejs\npm.CMD run build
ERR! > @aurelia/kernel@0.9.0 build
ERR! > tsc -b
ERR! src/platform.ts(1,26): error TS2307: Cannot find module '@aurelia/platform' or its corresponding type declarations.
ERR! src/resource.ts(1,26): error TS2307: Cannot find module '@aurelia/metadata' or its corresponding type declarations.
ERR! src/di.ts(1,59): error TS2307: Cannot find module '@aurelia/metadata' or its corresponding type declarations.
ERR! src/logger.ts(5,26): error TS2307: Cannot find module '@aurelia/metadata' or its corresponding type declarations.
ERR! src/logger.ts(334,24): error TS2339: Property 'console' does not exist on type 'IPlatform'.
ERR! src/index.ts(14,8): error TS2307: Cannot find module '@aurelia/platform' or its corresponding type declarations.
ERR! src/index.ts(63,8): error TS2307: Cannot find module '@aurelia/metadata' or its corresponding type declarations.
ERR!  ERR! code 1
ERR! npm ERR! path d:\dev\GitHub\aurelia\aurelia\packages\kernel
ERR!  command failed
ERR! npm ERR! command C:\WINDOWS\system32\cmd.exe /d /s /c tsc -b
ERR! npm ERR! A complete log of this run can be found in:
ERR! npm ERR!     C:\Users\Nenad\AppData\Local\npm-cache\_logs\2021-02-06T14_42_29_559Z-debug.log
ERR! failed
info ----------------------------------------------
info Took a total of 3.09s to complete
npm ERR! code 1
npm ERR! path d:\dev\GitHub\aurelia\aurelia
npm ERR! command failed
npm ERR! command C:\WINDOWS\system32\cmd.exe /d /s /c lage build --scope @aurelia/* --scope aurelia --scope au --scope @benchmarking-apps/* --no-cache --verbose --no-deps

🌍 Your Environment

Software	Version(s)
Aurelia	master branch -> SHA-1: fe528ff762832274cddd9d1203e5699551518c71
Language
Browser
Bundler
Operating System	Windows 10
NPM/Node/Yarn	7.5.2 / v14.15.4 / –

[bigopon]

I think we’ve got a few improvement to the development aspect of the repo. I’ll close this. Please open a new one if you are still hitting some issues. Thanks.

[bigopon]

everyone needs a small break to comeback stronger 😃