Add installer script (Inno Setup) and build instructions

Author: seyeong-han

.gitignore

@@ -68,4 +68,5 @@ project.nuget.cache
 *.nuget.g.props
 *.nuget.g.targets
 publish/
+installer-output/
 .vs/

voxtral_realtime/windows/README.md

@@ -6,7 +6,9 @@ This is the Windows equivalent of the [macOS Voxtral Realtime app](../macos/).
 
 ## Quick Start (Pre-built Release)
 
-Download `VoxtralRealtime.exe` from the [Releases](https://github.com/meta-pytorch/executorch-examples/releases) page and run it directly. No installation required.
+Download `VoxtralRealtime-Setup.exe` from the [Releases](https://github.com/meta-pytorch/executorch-examples/releases) page and run the installer. It creates a Start Menu shortcut and optional desktop shortcut.
+
+Alternatively, download the standalone `VoxtralRealtime.exe` and run it directly (no installation required).
 
 You also need:
 - The `voxtral_realtime_runner.exe` (built from ExecuTorch with CUDA support)
@@ -73,6 +75,29 @@ dotnet publish VoxtralRealtime --configuration Release --runtime win-x64 --self-
 
 The output `publish\VoxtralRealtime.exe` can be distributed and run on any Windows x64 machine.
 
+## Create Installer
+
+Build a Windows installer (`.exe`) with Start Menu shortcut, desktop shortcut, and uninstaller:
+
+```powershell
+# 1. Install Inno Setup (one-time)
+winget install JRSoftware.InnoSetup
+
+# 2. Publish the app
+cd VoxtralRealtime
+dotnet publish VoxtralRealtime --configuration Release --runtime win-x64 --self-contained true /p:PublishSingleFile=true /p:IncludeNativeLibrariesForSelfExtract=true /p:DebugType=none -o publish
+
+# 3. Build the installer
+cd ..
+& "C:\Program Files (x86)\Inno Setup 6\ISCC.exe" installer.iss
+```
+
+The output `installer-output\VoxtralRealtime-Setup.exe` is a self-contained installer that:
+- Installs to `Program Files\VoxtralRealtime` (no admin required)
+- Creates Start Menu and optional desktop shortcuts
+- Registers in Windows Settings for clean uninstall
+- Optionally launches the app after install
+
 ## Configuration
 
 On first launch, the app auto-loads the model from default paths. All paths are configurable in Settings:

voxtral_realtime/windows/VoxtralRealtime/VoxtralRealtime/Resources/app.ico

@@ -8,6 +8,7 @@
     <AssemblyName>VoxtralRealtime</AssemblyName>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
+    <ApplicationIcon>Resources\app.ico</ApplicationIcon>
   </PropertyGroup>
 
   <ItemGroup>

voxtral_realtime/windows/VoxtralRealtime/VoxtralRealtime/VoxtralRealtime.csproj

@@ -0,0 +1,33 @@
+; Voxtral Realtime Windows Installer - Inno Setup Script
+; Download Inno Setup from https://jrsoftware.org/isinfo.php
+
+[Setup]
+AppName=Voxtral Realtime
+AppVersion=1.0.0
+AppPublisher=Meta Platforms
+AppPublisherURL=https://github.com/meta-pytorch/executorch-examples
+DefaultDirName={autopf}\VoxtralRealtime
+DefaultGroupName=Voxtral Realtime
+OutputDir=installer-output
+OutputBaseFilename=VoxtralRealtime-Setup
+SetupIconFile=VoxtralRealtime\VoxtralRealtime\Resources\app.ico
+UninstallDisplayIcon={app}\VoxtralRealtime.exe
+Compression=lzma2
+SolidCompression=yes
+WizardStyle=modern
+ArchitecturesAllowed=x64compatible
+ArchitecturesInstallIn64BitMode=x64compatible
+PrivilegesRequired=lowest
+
+[Files]
+Source: "VoxtralRealtime\publish\*"; DestDir: "{app}"; Flags: ignoreversion recursesubdirs
+
+[Icons]
+Name: "{group}\Voxtral Realtime"; Filename: "{app}\VoxtralRealtime.exe"
+Name: "{autodesktop}\Voxtral Realtime"; Filename: "{app}\VoxtralRealtime.exe"; Tasks: desktopicon
+
+[Tasks]
+Name: "desktopicon"; Description: "Create a desktop shortcut"; GroupDescription: "Additional shortcuts:"
+
+[Run]
+Filename: "{app}\VoxtralRealtime.exe"; Description: "Launch Voxtral Realtime"; Flags: nowait postinstall skipifsilent