Update assistant features and docs

scripts/qwen-context.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+OUT="$ROOT/.qwen/project-context.txt"
+
+{
+  echo "Project: alexander_smart-speaker"
+  echo "Generated: $(date -Iseconds)"
+  echo
+  echo "Top-level files:"
+  find "$ROOT" -maxdepth 2 -type f \
+    ! -path '*/.git/*' \
+    ! -path '*/venv/*' \
+    ! -path '*/__pycache__/*' \
+    | sed "s|$ROOT/||" | sort
+  echo
+  echo "Python modules:"
+  find "$ROOT/app" -type f -name '*.py' | sed "s|$ROOT/||" | sort
+} > "$OUT"
+
+echo "[qwen-context] Wrote $OUT"