store env variables in git

docs/public/netlify.toml → netlify.toml

@@ -1,14 +1,16 @@
 [build]
-  # This is where we will look for package.json/.nvmrc/etc.
-  base = "docs/"
-
   # Directory (relative to root of your repo) that contains the deploy-ready
   # HTML files and assets generated by the build. If a base directory has
   # been specified, include it in the publish directory path.
   publish = "export/"
 
   # Default build command.
-  command = "yarn build && yarn export"
+  command = "yarn docs:build && yarn docs:export"
+
+[build.environment]
+  YARN_VERSION = "1.21.1"
+  NODE_VERSION = "10"
+  NODE_OPTIONS = "--max_old_space_size=4096"
 
 [[plugins]]
   package = "netlify-plugin-cache-nextjs"