build: enable frontend module code splitting

src/trx-client/trx-frontend/trx-frontend-http/frontend/build.mjs

@@ -67,7 +67,10 @@ await build({
   },
   outdir: outputDir,
   bundle: true,
-  format: "iife",
+  format: "esm",
+  splitting: true,
+  entryNames: "[name]",
+  chunkNames: "chunk-[hash]",
   platform: "browser",
   target: "es2022",
   sourcemap: false,

src/trx-client/trx-frontend/trx-frontend-http/frontend/tests/aprs.test.mjs

@@ -6,6 +6,7 @@ import assert from "node:assert/strict";
 import { readFile } from "node:fs/promises";
 import test from "node:test";
 import vm from "node:vm";
+import { bundleEntry } from "./bundle-entry.mjs";
 
 test("APRS entry normalizes positioned packets without remote symbol assets", async () => {
   const forwarded = [];
@@ -26,7 +27,7 @@ test("APRS entry normalizes positioned packets without remote symbol assets", as
     console,
   });
   const runtime = await readFile(new URL("../../assets/web/generated/plugin-runtime.js", import.meta.url), "utf8");
-  const source = await readFile(new URL("../../assets/web/generated/aprs.js", import.meta.url), "utf8");
+  const source = await bundleEntry(new URL("../src/plugins/aprs.ts", import.meta.url));
   assert.equal(source.includes("raw.githubusercontent.com"), false);
   new vm.Script(runtime).runInContext(context);
   new vm.Script(source).runInContext(context);

src/trx-client/trx-frontend/trx-frontend-http/frontend/tests/bundle-entry.mjs

@@ -0,0 +1,19 @@
+// SPDX-FileCopyrightText: 2026 Stan Grams <sjg@haxx.space>
+//
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+import { build } from "esbuild";
+
+export async function bundleEntry(entryUrl) {
+  const result = await build({
+    entryPoints: [entryUrl.pathname],
+    bundle: true,
+    format: "iife",
+    platform: "browser",
+    target: "es2022",
+    write: false,
+  });
+  const output = result.outputFiles[0];
+  if (!output) throw new Error(`No bundle output for ${entryUrl.pathname}`);
+  return output.text;
+}

src/trx-client/trx-frontend/trx-frontend-http/frontend/tests/ftx-family.test.mjs

@@ -6,6 +6,7 @@ import assert from "node:assert/strict";
 import { readFile } from "node:fs/promises";
 import test from "node:test";
 import vm from "node:vm";
+import { bundleEntry } from "./bundle-entry.mjs";
 
 test("FT2 entry normalizes audio offsets and registers typed callbacks", async () => {
   let barRenderer;
@@ -30,7 +31,7 @@ test("FT2 entry normalizes audio offsets and registers typed callbacks", async (
     console,
   });
   const runtime = await readFile(new URL("../../assets/web/generated/plugin-runtime.js", import.meta.url), "utf8");
-  const source = await readFile(new URL("../../assets/web/generated/ft2.js", import.meta.url), "utf8");
+  const source = await bundleEntry(new URL("../src/plugins/ft2.ts", import.meta.url));
   new vm.Script(runtime).runInContext(context);
   new vm.Script(source).runInContext(context);
 
@@ -62,7 +63,7 @@ test("FT8 entry installs shared parsing without relying on script globals", asyn
     console,
   });
   const runtime = await readFile(new URL("../../assets/web/generated/plugin-runtime.js", import.meta.url), "utf8");
-  const source = await readFile(new URL("../../assets/web/generated/ft8.js", import.meta.url), "utf8");
+  const source = await bundleEntry(new URL("../src/plugins/ft8.ts", import.meta.url));
   new vm.Script(runtime).runInContext(context);
   new vm.Script(source).runInContext(context);
 

src/trx-client/trx-frontend/trx-frontend-http/frontend/tests/hf-aprs.test.mjs

@@ -6,6 +6,7 @@ import assert from "node:assert/strict";
 import { readFile } from "node:fs/promises";
 import test from "node:test";
 import vm from "node:vm";
+import { bundleEntry } from "./bundle-entry.mjs";
 
 test("HF APRS entry uses shared typed normalization and local symbols", async () => {
   const window = { trxUi: { confirm: async () => true } };
@@ -22,7 +23,7 @@ test("HF APRS entry uses shared typed normalization and local symbols", async ()
     console,
   });
   const runtime = await readFile(new URL("../../assets/web/generated/plugin-runtime.js", import.meta.url), "utf8");
-  const source = await readFile(new URL("../../assets/web/generated/hf-aprs.js", import.meta.url), "utf8");
+  const source = await bundleEntry(new URL("../src/plugins/hf-aprs.ts", import.meta.url));
   assert.equal(source.includes("raw.githubusercontent.com"), false);
   new vm.Script(runtime).runInContext(context);
   new vm.Script(source).runInContext(context);