ci: use .npmrc to specify npm_config_prefix and npm_config_jobs

Author: CMCDragonkai

.gitlab-ci.yml

@@ -149,7 +149,7 @@ build:windows:
     - choco install python --version=3.9.12 -y
     - refreshenv
   script:
-    - npm config set msvs_version 2019
+    - npm config set msvs_version 2019 --location project
     - npm install --ignore-scripts
     - $env:Path = "$(npm bin);" + $env:Path
     - npm run build --verbose

.npmrc

@@ -0,0 +1,4 @@
+# Enables npm link
+prefix=~/.npm
+# Use all cores during node-gyp compilation
+jobs=max

shell.nix

@@ -22,15 +22,9 @@ mkShell {
     # Built executables and NPM executables
     export PATH="$(pwd)/dist/bin:$(npm bin):$PATH"
 
-    # Enables npm link
-    export npm_config_prefix=~/.npm
-
     # Path to headers used by node-gyp for native addons
     export npm_config_nodedir="${nodejs}"
 
-    # Use all cores during node-gyp compilation
-    export npm_config_jobs=max
-
     # Verbose logging of the Nix compiler wrappers
     export NIX_DEBUG=1