feat(lstmobile): intial scanner setup kinda working

backend/system/system.mobileApp.ts

@@ -0,0 +1,49 @@
+import fs from "node:fs";
+import { Router } from "express";
+import path from "path";
+import { fileURLToPath } from "url";
+
+const router = Router();
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+
+const downloadDir = path.resolve(__dirname, "../../downloads/mobile");
+
+const currentApk = {
+	packageName: "net.alpla.lst.mobile",
+	versionName: "0.0.1-alpha",
+	versionCode: 1,
+	minSupportedVersionCode: 1,
+	fileName: "lst-mobile.apk",
+};
+
+router.get("/version", async (req, res) => {
+	const baseUrl = `${req.protocol}://${req.get("host")}`;
+
+	res.json({
+		packageName: currentApk.packageName,
+		versionName: currentApk.versionName,
+		versionCode: currentApk.versionCode,
+		minSupportedVersionCode: currentApk.minSupportedVersionCode,
+		downloadUrl: `${baseUrl}/lst/api/mobile/apk/latest`,
+	});
+});
+
+router.get("/apk/latest", (_, res) => {
+	const apkPath = path.join(downloadDir, currentApk.fileName);
+
+	if (!fs.existsSync(apkPath)) {
+		return res.status(404).json({ success: false, message: "APK not found" });
+	}
+
+	res.setHeader("Content-Type", "application/vnd.android.package-archive");
+	res.setHeader(
+		"Content-Disposition",
+		`attachment; filename="${currentApk.fileName}"`,
+	);
+
+	return res.sendFile(apkPath);
+});
+
+export default router;

backend/system/system.routes.ts

@@ -3,10 +3,12 @@ import { requireAuth } from "../middleware/auth.middleware.js";
 import getSettings from "./settings.route.js";
 import updSetting from "./settingsUpdate.route.js";
 import stats from "./stats.route.js";
+import mobile from "./system.mobileApp.js";
 
 export const setupSystemRoutes = (baseUrl: string, app: Express) => {
 	//stats will be like this as we dont need to change this
 	app.use(`${baseUrl}/api/stats`, stats);
+	app.use(`${baseUrl}/api/mobile`, mobile);
 	app.use(`${baseUrl}/api/settings`, getSettings);
 	app.use(`${baseUrl}/api/settings`, requireAuth, updSetting);