reflow build/serve of alt, update app-server dep for proper fallthrough handling

bin/esbuild.config.mjs

@@ -1,5 +1,6 @@
 import { build, transform } from 'esbuild';
 import fs from 'fs/promises';
+import path from 'path';
 import glob from 'fast-glob';
 
 // Get build mode from command line argument
@@ -38,6 +39,30 @@ async function appendExtraModules(extras, outfile, minify = false) {
     console.log(`Appended ${files.length} module(s) to ${outfile}`);
 }
 
+async function generateDevices(dir = '') {
+    let root = path.join(dir, "src", "kiri", "dev");
+    let devs = {};
+    let files = await fs.readdir(root);
+    for (let type of files) {
+        let map = devs[type] = devs[type] || {};
+        let devices = await fs.readdir(path.join(root, type));
+        for (let device of devices) {
+            let deviceName = device.endsWith('.json')
+                ? device.substring(0, device.length - 5)
+                : device;
+            map[deviceName] = JSON.parse(await fs.readFile(path.join(root, type, device)));
+        }
+    }
+    let dstr = JSON.stringify(devs);
+    fs.mkdir(path.join(dir, "src", "pack"), { recursive: true });
+    await fs.writeFile(path.join(dir, "src", "pack", "kiri-devs.js"), `export const devices = ${dstr};`);
+    if (true) {
+        // create alt artifacts
+        await fs.mkdir('alt/pack', { recursive: true });
+        await fs.writeFile(path.join(dir, "alt", "pack", "kiri-devs.js"), `export const devices = ${dstr};`);
+    }
+}
+
 const logOverride = {
     'duplicate-class-member': 'silent',
     'duplicate-object-key': 'silent',
@@ -72,6 +97,9 @@ const rec = {
 
 async function buildApp() {
     try {
+        // Concatenate kiri devices
+        generateDevices();
+
         // Bundle mesh main app
         await build(Object.assign({}, rec, {
             entryPoints: [ 'src/main/mesh.js' ],