[Docs] site and landing page setup (#45)

This PR sets up the `site` directory and the landing page.

README.md

@@ -16,8 +16,8 @@
 
 XGrammar is open-source solution for flexible, portable, and fast structured generations,
 aiming at bring flexible zero-overhead structure generation everywhere.
-It supports general context-free grammar to enable a broad range of structures while bringing careful system optimizations to enable fast executions. 
-XGrammar features a minimal and portable c++ backend that can be easily integrated into multiple environments and frameworks, 
+It supports general context-free grammar to enable a broad range of structures while bringing careful system optimizations to enable fast executions.
+XGrammar features a minimal and portable C++ backend that can be easily integrated into multiple environments and frameworks,
 and is co-designed with the LLM inference engine and enables zero-overhead structured generation in LLM inference.
 <!--
 ## Key Features

scripts/local_deploy_site.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+# NOTE: use this script to check local site
+
+set -euxo pipefail
+
+scripts/build_site.sh
+
+cd site && jekyll serve  --skip-initial-build --host localhost --baseurl / --port 8888

site/.gitignore

@@ -0,0 +1,3 @@
+dist
+_site
+.jekyll-cache

site/CNAME

@@ -0,0 +1 @@
+xgrammar.mlc.ai

site/Gemfile

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+source "https://rubygems.org"
+
+# gem "rails"
+gem "jekyll-remote-theme"
+gem "jekyll-sass-converter"

site/_config.yml

@@ -0,0 +1,42 @@
+name: "XGrammar"
+short_name: "XGrammar"
+
+url: https://xgrammar.mlc.ai/
+
+exclude: [README.md, serve_local.sh]
+
+plugins:
+  - jekyll-remote-theme
+
+remote_theme: mlc-ai/jekyll-theme-mlc
+
+
+# Colorize code snippets with the rogue module if we want to deploy on GH.
+highlighter: rouge
+
+markdown: kramdown
+
+# The path structure for blog posts.
+permalink: /blog/:year/:month/:day/:title.html
+
+# Number of news stories on the front page.
+front_page_news: 8
+
+# Base pathname for links.
+base: ''
+
+# make pages for the _projects folder
+collections:
+  projects:
+    output: true
+
+course_title:
+
+# Navigation bar links.
+navigation:
+  - title: Home
+    link: /
+  - title: Docs
+    link: /docs
+  - title: Github
+    link: https://github.com/mlc-ai/xgrammar

site/index.md

@@ -0,0 +1,22 @@
+---
+layout: default
+title: Home
+notitle: true
+---
+
+## Overview
+
+XGrammar is open-source solution for flexible, portable, and fast structured generations,
+aiming at bring flexible zero-overhead structure generation everywhere.
+It supports general context-free grammar to enable a broad range of structures while bringing careful system optimizations to enable fast executions.
+XGrammar features a minimal and portable C++ backend that can be easily integrated into multiple environments and frameworks,
+and is co-designed with the LLM inference engine and enables zero-overhead structured generation in LLM inference.
+
+## Get Started
+
+Please visit our [documentation](https://xgrammar.mlc.ai/docs/) to get started with XGrammar.
+- [Installation](https://xgrammar.mlc.ai/docs/start/install)
+- [Quick start](https://xgrammar.mlc.ai/docs/start/quick_start)
+
+## Links
+- [XGrammar Github](https://github.com/mlc-ai/xgrammar)