Fixes https://github.com/zeit/next.js/issues/9687#issuecomment-569632942

* Add basePath to routes-manifest

* Bump routes-manifest version

* Update tests for version bump

* Add basePath support

* Add tests including copy of HMR tests

* Add production tests

* Add tests for serverless target

* Add missing quotes

This PR refactors `Router#getInitialProps` in preparation for dedicated SSG fetching logic. This PR should have no functional change -- please review it carefully.

Add missing `await` keyword in the Static Generation example

* Expose CSS Issuer When Error
This introduces a friendlier error for invalid CSS imports by telling you the offending file.

---

Fixes #9847

* fix test matches

* Migrate from wd to selenium-webdriver

* Add chaining for next-webdriver

* Re-add browserStackLocal global for teardown

* Add additional element methods

* Use freshWindow helper for chrome

* Add selenium-server

* Add cross-env for windows compat

* Fix single quote windows

* Update production preload tests

* Update preload tests count

* Update CircleCi for testing other browsers

* Update CI configs

* Update config

* Add browser.url command

* Add more methods

* Update xcode version

* Make sure to add chromedriver to path

* Add forceExit flag

* Update config

* Update config

* Disable safari

* Fix bug in test

* Add teardown logging

* Update jest teardown

* Move testing ie11 to Azure

* Update job names

* Remove force exiting on long teardown

* Update Azure config

* Re-add safari testing with BrowserStack

* Update config

* Update prefetch tests for ie11

* Update prefetch for safari and ids for ie11 testing

* trigger prefetching manually in ie

* Add cached off-thread babel transpile

* Update webpack-config.ts
Co-authored-by: NTim Neutkens <tim@timneutkens.nl>

* Optimize Prefetching

* fix css client nav test

* fix preload viewport test

* fix production test

* patch tests more

* Make page loader wait on prefetch

* no unhandled rejection

* Save some bytes

* Add check: true behavior to custom routes

* Update adding dev routes

* Add checking of pages and dynamic routes for check: true

* Fix hasPage binding

* Add tests for check: true behavior

* Update regex checking

* Make changes based on review

* Update to handle rewrites in serverless loader

* Update to not change req.url

* Make sure to always parse dynamic route params

* Export all of pathToRegexp from path-match
Co-authored-by: NJoe Haddad <timer150@gmail.com>

* Remove next folder before build in with-react-intl

* Relax message id requirement in with-react-intl

* @formatjs/cli instead of babel-plugin-react-intl

* default-lang.js -> extract.js
Co-authored-by: NJoe Haddad <timer150@gmail.com>

* Added the docs from Notion

* Updated the links from notion to relative links

* Added a routes manifest to the docs

* Removed the <br> after examples toggle

* Use the name of the section instead of Introduction

* Fixed spelling errors

* Optimize the content for Algolia

* Add a paragraph for `pageProps`

* Add welcome section

* Transpile -> Compile

* Update getting-started.md

* Update getting-started.md

* Update getting-started.md

* Update getting-started.md

* Update getting-started.md

* Update getting-started.md

* Update getting-started.md

* Update getting-started.md

* Update getting-started.md

* Update getting-started.md

* Test extra room between

* Update getting-started.md

* Update getting-started.md

* Update getting-started.md

* Update getting-started.md

* Update getting-started.md

* Update manifest.json

* Update getting-started.md

* Update getting-started.md

* Add concepts section

* Update pages.md

* Update pages.md

* Add data fetching section

* Update pages.md

* See how a card looks like

* Undo card changes

* Added related section to getting-started

* Fixed wrong markdown syntax in the withRouter page

* Moved the server-side-and-client-side section

* Updated next-cli reference

* updated getInitialProps section

* Minor fixes

* Added more Related sections

* Add html to the related section in getting-started

* Use small for the card

* Use cards for all related sections

* Added src directory docs

* Added src directory to the manifest

* Add note about API routes in next export

* Add initial data fetching docs (private until new methods are released)

* Fix typos

* Improve wording

* Update getting-started.md

* Update getting-started.md

* Move advanced concepts to advanced section

* Hide server-side vs client-side

* Move AMP support

* Move typescript into one page

* Add routing concepts page

* Remove introduction page

* Update section on different route types

* Update routing.md

* Update routing.md

* Update routing.md

* Update routing.md

* Combine router injection pages

* Update pages.md

* Update routing.md

* Update using-link.md

* Update using-link.md

* Update typescript.md

* Move the API Routes typescript to basic features

* Added links to the typescript section

* Updated links to useRouter and withRouter

* Add singleLevel prop to manifest

* Added single page for router docs

* Updated description

* Updated the routes in the manifest

* Add data fetching section

* Update data-fetching.md

* Update data-fetching.md

* Update dynamic-routes.md

* Update manifest.json

* Only use the single router API page

* Moved the concepts pages

* Updated links

* Removed extra space

* Updated title for Router API

* Added a description with frontmatter

* Add open prop to the manifest

* Added datafetching section to API Reference

* Updated links to the getInitialProps reference

* Moved some sections to API

* Added next/head to API reference

* Added next/link to the API Reference

* Removed the populating-head section

* Updated links to the new next/link API

* Added link from dynamic-routes to next/link docs

* use a paragraph

* Added next/router API

* Added next/amp

* Updated the docs for next/amp

* Moved the AMP support folder

* Updated title

* Content updates

* Added more links to the data fetching section

* Added links from the API to introductions

* changing the router API

* Updates to the router API

* Updated the routing section

* life improvements

* Added shallow routing section

* Small fix

* Removed old routing sections

* Updated link to shallow routing

* Removed unrequired page

* Removed /pages

* Update data-fetching.md

* Add initial deployments section

* Update manifest.json

* Update introduction.md

* Update deployment doc

* Add static export section updates

* link ssg/ssr

* Update deployment.md

* Add syntax highlighting
Co-authored-by: NTim Neutkens <tim@timneutkens.nl>

* Fix relay URL

* Fix relay URL

* Fix relay URL

* update README to use create-next-app

* add links and update urls

* update BuckleScript package

* add node_modules to .gitignore

* fix the create-next-app command
Co-authored-by: NJJ Kasper <jj@jjsweb.site>

* copy only compiled files into electron build for with-electron-typescript

* updated npm deps for with-electron-typescript

* copy only compiled files into electron build for with-electron

* updated npm deps for with-electron
Co-authored-by: NJJ Kasper <jj@jjsweb.site>

* Prevent re-observing for an already prefetched page

* Update size-limit test

* Move prefetched setting

* Remove extra prefetched setting