Add live captions stream endpoints and test sender

scripts/liveCaptionsTestSender.js

@@ -0,0 +1,82 @@
+#!/usr/bin/env node
+
+require("dotenv").config();
+const axios = require("axios");
+
+const baseUrl = (process.env.CAPTION_TEST_BASE_URL || process.env.BASE_URL || "http://localhost:3000").replace(/\/+$/, "");
+const ingestUrl = `${baseUrl}/live-captions/ingest`;
+const intervalMs = 5000;
+
+const samples = [
+    {
+        original: "Bienvenidos a nuestro servicio de adoracion.",
+        sourceLang: "es",
+        translations: {
+            en: "Welcome to our worship service.",
+            fr: "Bienvenue a notre service de louange.",
+        },
+    },
+    {
+        original: "Leamos juntos en el Salmo 23.",
+        sourceLang: "es",
+        translations: {
+            en: "Let us read together in Psalm 23.",
+            fr: "Lisons ensemble le Psaume 23.",
+        },
+    },
+    {
+        original: "Dios es fiel en todo tiempo.",
+        sourceLang: "es",
+        translations: {
+            en: "God is faithful at all times.",
+            fr: "Dieu est fidele en tout temps.",
+        },
+    },
+    {
+        original: "Tomemos un momento para orar.",
+        sourceLang: "es",
+        translations: {
+            en: "Let us take a moment to pray.",
+            fr: "Prenons un moment pour prier.",
+        },
+    },
+];
+
+let sampleIndex = 0;
+let timer = null;
+
+const sendNextSample = async () => {
+    const payload = samples[sampleIndex];
+    sampleIndex = (sampleIndex + 1) % samples.length;
+
+    try {
+        const response = await axios.post(ingestUrl, payload, {
+            headers: { "Content-Type": "application/json" },
+            timeout: 10000,
+        });
+        const seq = response?.data?.caption?.sequence || response?.data?.latestSequence || "?";
+        console.log(`[live-captions:test-sender] sent sequence=${seq} original="${payload.original}"`);
+    } catch (error) {
+        const status = error?.response?.status;
+        const body = error?.response?.data;
+        const message = error?.message || "request failed";
+        console.error("[live-captions:test-sender] send failed", { status, body, message });
+    }
+};
+
+const start = async () => {
+    console.log(`[live-captions:test-sender] posting to ${ingestUrl} every ${intervalMs / 1000}s`);
+    await sendNextSample();
+    timer = setInterval(sendNextSample, intervalMs);
+};
+
+const shutdown = () => {
+    if (timer) clearInterval(timer);
+    console.log("[live-captions:test-sender] stopped");
+    process.exit(0);
+};
+
+process.on("SIGINT", shutdown);
+process.on("SIGTERM", shutdown);
+
+start();