Add version.py.

* fix: minor bug fix

* fix: navbar index url

* v2.0.0-beta.34

* fix: samples page walltime mistake

* v2.0.0-beta.35

* chore: update dependencies

* fix: wrong language detection in development

* feat: add new icons for future features

* feat: add refresh and language changing

* feat: remove scalar x-axis label

* feat: add scalar chart toolbox

* fix: move const out of type defination

* feat: maximize scalar chart

* feat: chart toolbox tooltip

* build: update dependencies

* feat: new scalar chart page

* pref: better component reuse in chart page

* fix: re-design of button component

* feat: new scalar side bar

* style: fix lint

* fix: remove samples page

* fix: runs color mismatch

* build: update dependencies

* feat: newly-designed image samples page

* feat: add run indicator in scalar chart tooltip

* feat: add empty tip when nothing selected in scalar and sample page

* build(server): add dev server

* doc: add readme

* fix: remove unused logger

* chore: update dependencies

* fix: dependency version mismatching

* fix: new types for express

* style: more type checks when commit

* resolve server rename conflict

* feat: add running toggle stopped color

* feat: revalidate runs and tags when refreshing

* fix: make language optional

* fix: language before open_browser

* fix: scalar chart x axis value overflow

* fix: unnecessary param when cli stop

* build: customize navbar items when build

* chore: use yarn workspaces to disassembly dependencies

* fix: add missing test script

* build: update dependencies

* build: install yarn before build

* build: fix test script error

* build: remove NODE_ENV when build

* build: add wine to build windows app in linux

* build: disable app publish by default

* build: introduce lerna

* build: adapter new frontend

* build: exact version when publish

* resolve server rename conflict

* feat: add running toggle stopped color

* feat: revalidate runs and tags when refreshing

* v2.0.0-beta.26

* fix: make language optional

* fix: language before open_browser

* * Support starting vdl in python.

* Fix null point error.

* Add introduction to python startup method in README.md.

* Fix blank picture cause of scalar null response.

* chore: update dependencies

* build: update frontend build from source

* fix: use bignumber.js to keep data precision

* feat: if there is only one point, place it in the middle

* style: update lint staged config

* style: fit prettier 2.0

* fix: globalize bignumber config

frontend 2.0.0-beta.24: more style lint rules, add server language detection, build process improvement (#604)

* chore: fit requirements of python 3

* feat: fix global frontend lint

* build: use cached frontend package

* feat: add browser language detection

* style: introduce sort imports, more style mixins

* 2.0.0-beta.24

* ignore .tools-versions

* fix: do not render null values of scalar list

* v2.0.0-beta.23

* fix: disable smooth by chart, hide step axis label, hide legend

* v2.0.0-beta.22

* update dependencies

* chore: use nextjs build-in html component

* feat: error page improvement

* v2.0.0-beta.20

Fix backend data transfer perf issues

* fix: scalar nil value protection

* feat: better image defer and cache control

* v2.0.0-beta.19

* build: stablize build process

* mute security vulnerabilities

* build: hack setuptools

* build: stablize build process

* mute security vulnerabilities

* remove unnecessary fields

* performance: add cache to images

* performance: add debounce to step slider

* v2.0.0-beta.16

* style: better type reference

* fix: better implementation of revalidation & minor bug fix

* v2.0.0-beta.17

* feat: chinese translation adaptive

* fix: select height limitation

* chore: better error handling on revalidation

* v2.0.0-beta.18

* v2.0.0-beta.12

* v2.0.0-beta.13

* fix: use new development server

* v2.0.0-beta.14

* build: build frontend from npm tarball

* fix: update python setup

* build: fix build on windows

* add loading & empty style

* v2.0.0-beta.12

* v2.0.0-beta.13

* fix: use new development server

* v2.0.0-beta.14

* build: build frontend from npm tarball

* fix: update python setup

* v2.0.0-beta.12

* v2.0.0-beta.13

* fix: use new development server

* v2.0.0-beta.14

* build: build frontend from npm tarball

* build: optimize wasm files

* build: use bionic instead of trusty

* build: build wasm first

* build: fix path overwritten

* build: disable rustup changing path

* build: fix typo

* build: test path

* build: re-export path when build

* build: update build scripts

* build: frozen lock file when building

* build: fix syntax error

* v2.0.0-beta.9

* v2.0.0-beta.11

* build: publish npm package

* chore: use wasm to handle datasets

* style: ts ignore wasm

* build: fix travis-ci

* build: fix travis-ci

* build: disable prompt during rustup install

* build: add rustc to path after install

* build: cache cargo