chore(scripts): add smoke.sh end-to-end check

scripts/smoke.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+# Smoke test against a running server on http://127.0.0.1:7860.
+# Usage: scripts/smoke.sh [BASE_URL]
+set -euo pipefail
+
+BASE="${1:-http://127.0.0.1:7860}"
+
+echo "== /api/health"
+curl -fsS "$BASE/api/health" | tee /dev/stderr | grep -q '"device"'
+
+echo
+echo "== /api/models"
+curl -fsS "$BASE/api/models" | tee /dev/stderr | grep -q 'chatterbox-en'
+
+echo
+echo "== activate chatterbox-en"
+curl -fsS -X POST "$BASE/api/models/chatterbox-en/activate"
+
+echo
+echo "== generate (1 sentence)"
+TMP=$(mktemp -t smoke.XXXXXX.wav)
+curl -fsS -X POST "$BASE/api/generate" \
+    -F text='Hello world from Chatterbox.' \
+    -F model_id=chatterbox-en \
+    -F params='{}' \
+    -o "$TMP"
+HEAD=$(head -c 4 "$TMP" | xxd -p)
+if [ "$HEAD" != "52494646" ]; then
+    echo "FAIL: output is not a RIFF wav (head=$HEAD)"
+    exit 1
+fi
+echo "OK — wrote $TMP ($(wc -c <"$TMP") bytes)"