chore(release): prepare v0.16.1 (#755)

Bump the stable line from 0.16.0 to 0.16.1. README and UPDATE keep the 0.16 series highlights and add the patch-only fixes. Website changelog, schema, AppStream, and AUR PKGBUILD follow.

web/src/app/changelog/page.tsx

@@ -14,6 +14,20 @@ import { SeoSubpageShell } from "@/components/seo-subpage-shell";
 import { absoluteUrl, buildPageMetadata } from "@/lib/seo";
 
 const releases = [
+  {
+    version: "v0.16.1",
+    date: "2026-08-30",
+    type: "stable",
+    highlights: [
+      "Startup uses the engine's own model size instead of a leftover generic key; the model is saved only after it loaded (PR #684, #685, fixes #681)",
+      "Unused leftover-model list shows every row; one ConfigManager so Settings writes stick (PR #686, #691, fixes #683, #689)",
+      "Tray stays idle after leftover transcription on toggle stop, and the missing-model notification can download the recommended model (PR #741, #687)",
+      "Terminals get Ctrl+Shift+V paste; GNOME XWayland layout is restored after scoped IBus inject (PR #734, #742)",
+      "Installer requires Python 3.11, verifies model downloads, and no longer invents GPUs (PR #713, #736)",
+      "AppImage built against a glibc floor that boots on Debian 12 through current Fedora (PR #743, #744)",
+      "Settings dropdowns share a width; About is quieter with family platform marks (PR #754)",
+    ],
+  },
   {
     version: "v0.16.0",
     date: "2026-08-23",

web/src/app/desktop-reliability/page.tsx

@@ -54,6 +54,11 @@ const reliabilityFeatures = [
 ];
 
 const releaseMap = [
+  {
+    version: "v0.16.1",
+    highlights:
+      "Per-engine model at startup, leftover tray idle after toggle stop, Ctrl+Shift+V paste in terminals, GNOME XWayland layout after scoped IBus inject, Python 3.11 installer floor with verified downloads, and AppImage glibc that boots on Debian 12.",
+  },
   {
     version: "v0.16.0",
     highlights:

web/src/app/page.tsx

@@ -40,7 +40,7 @@ const homeJsonLd = [
     },
     description:
       "Offline voice dictation and speech-to-text for Linux with whisper.cpp and VOSK.",
-    softwareVersion: "0.16.0",
+    softwareVersion: "0.16.1",
     author: {
       "@type": "Person",
       name: "Jatin K Malik",