v1.0.12 - Sveltekit migration (#44)

Changed the whole tech stack to SvelteKit which means:
- Typescript 
- SSR
- No fastify :(
- Beta, but it's fine!

Other changes:
- Tailwind -> Tailwind JIT
- A lot more

src/lib/api/applications/cloneRepository.ts

@@ -0,0 +1,48 @@
+import jsonwebtoken from 'jsonwebtoken';
+import { execShellAsync } from '../common';
+
+export default async function (configuration) {
+	try {
+		const { GITHUB_APP_PRIVATE_KEY } = process.env;
+		const { workdir } = configuration.general;
+		const { organization, name, branch } = configuration.repository;
+		const github = configuration.github;
+		if (!github.installation.id || !github.app.id) {
+			throw new Error('Github installation ID is invalid.');
+		}
+		const githubPrivateKey = GITHUB_APP_PRIVATE_KEY.replace(/\\n/g, '\n').replace(/"/g, '');
+
+		const payload = {
+			iat: Math.round(new Date().getTime() / 1000),
+			exp: Math.round(new Date().getTime() / 1000 + 60),
+			iss: parseInt(github.app.id)
+		};
+
+		const jwtToken = jsonwebtoken.sign(payload, githubPrivateKey, {
+			algorithm: 'RS256'
+		});
+
+		const { token } = await (
+			await fetch(
+				`https://api.github.com/app/installations/${github.installation.id}/access_tokens`,
+				{
+					method: 'POST',
+					headers: {
+						Authorization: 'Bearer ' + jwtToken,
+						Accept: 'application/vnd.github.machine-man-preview+json'
+					}
+				}
+			)
+		).json();
+		await execShellAsync(
+			`mkdir -p ${workdir} && git clone -q -b ${branch} https://x-access-token:${token}@github.com/${organization}/${name}.git ${workdir}/`
+		);
+		configuration.build.container.tag = (
+			await execShellAsync(`cd ${configuration.general.workdir}/ && git rev-parse HEAD`)
+		)
+			.replace('\n', '')
+			.slice(0, 7);
+	} catch (error) {
+		console.log(error);
+	}
+}