feat(v2): bootstrap bootstrap (heh) theme, preset, template (#2557)

* feat(v2): Add bootstrap theme structure

* chore(v2): run prettier

* chore(v2): remove unused dependencies

* feat(v2): add bootstrap preset

* feat(v2): add bootstrap template

* remove unnecessary stuff

* --

Co-authored-by: Yangshun Tay <tay.yang.shun@gmail.com>

packages/docusaurus-init/templates/bootstrap/docusaurus.config.js

@@ -0,0 +1,58 @@
+module.exports = {
+  title: 'My Site',
+  tagline: 'The tagline of my site',
+  url: 'https://your-docusaurus-test-site.com',
+  baseUrl: '/',
+  favicon: 'img/favicon.ico',
+  organizationName: 'facebook', // Usually your GitHub org/user name.
+  projectName: 'docusaurus', // Usually your repo name.
+  themeConfig: {
+    navbar: {
+      title: 'My Site',
+      logo: {
+        alt: 'My Site Logo',
+        src: 'img/logo.svg',
+      },
+      links: [
+        {
+          href: 'https://github.com/facebook/docusaurus',
+          label: 'GitHub',
+          position: 'right',
+        },
+      ],
+    },
+    footer: {
+      style: 'dark',
+      links: [
+        {
+          title: 'Community',
+          items: [
+            {
+              label: 'Stack Overflow',
+              href: 'https://stackoverflow.com/questions/tagged/docusaurus',
+            },
+            {
+              label: 'Discord',
+              href: 'https://discordapp.com/invite/docusaurus',
+            },
+          ],
+        },
+        {
+          title: 'Social',
+          items: [
+            {
+              label: 'GitHub',
+              href: 'https://github.com/facebook/docusaurus',
+            },
+            {
+              label: 'Twitter',
+              href: 'https://twitter.com/docusaurus',
+            },
+          ],
+        },
+      ],
+      copyright: `Copyright © ${new Date().getFullYear()} My Project, Inc. Built with Docusaurus.`,
+    },
+  },
+  presets: [['@docusaurus/preset-bootstrap', {}]],
+};