some progress, interrupted because MusicKit bugs

backend/dist/app.js

@@ -0,0 +1,48 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const express_1 = __importDefault(require("express"));
+const path_1 = __importDefault(require("path"));
+const fs_1 = __importDefault(require("fs"));
+const jsonwebtoken_1 = __importDefault(require("jsonwebtoken"));
+const cors_1 = __importDefault(require("cors"));
+if (typeof (__dirname) === 'undefined') {
+    __dirname = path_1.default.resolve(path_1.default.dirname(''));
+}
+const run = () => {
+    let app = (0, express_1.default)();
+    app.use((0, cors_1.default)({
+        credentials: true,
+        origin: true
+    }));
+    app.get('/', (request, response) => {
+        response.send('HELLO WORLD');
+    });
+    app.get('/getAppleMusicDevToken', (req, res) => {
+        // sign dev token
+        const privateKey = fs_1.default.readFileSync(path_1.default.join(__dirname + '/config/apple_private_key.p8')).toString();
+        // TODO: Remove secret
+        const config = JSON.parse('' + fs_1.default.readFileSync(path_1.default.join(__dirname + '/config/apple-music-api.config.json')));
+        const jwtToken = jsonwebtoken_1.default.sign({}, privateKey, {
+            algorithm: "ES256",
+            expiresIn: "180d",
+            issuer: config.teamID,
+            header: {
+                alg: "ES256",
+                kid: config.keyID
+            }
+        });
+        res.send(jwtToken);
+    });
+    app.use((request, response, next) => {
+        response.status(404).send('ERR_NOT_FOUND');
+        // response.sendFile( path.join( __dirname + '' ) ) 
+    });
+    const PORT = process.env.PORT || 8081;
+    app.listen(PORT);
+};
+exports.default = {
+    run
+};