Add 32-bit portable and installer build support

README.md

@@ -25,12 +25,13 @@ A portable C# / WPF website launcher for Windows.
 
 ## Run
 
-Choose a Windows x64 download from [Releases](https://github.com/donishki/orbit/releases/latest):
+Choose a Windows x64 (64-bit) or x86 (32-bit) download from [Releases](https://github.com/donishki/orbit/releases/latest):
 
 - **Orbit-Setup-win-x64.exe**: installs Orbit for your Windows account, adds a Start menu shortcut, and offers an optional desktop shortcut. Remove it through Windows Settings > Apps.
 - **Orbit-Portable-win-x64.zip**: extract and run `Orbit.exe`, without installing.
+- **Orbit-Setup-win-x86.exe** / **Orbit-Portable-win-x86.zip**: the equivalent 32-bit versions.
 
-Both include .NET and support 64-bit Windows 10 or Windows 11. The installer defaults to `%LOCALAPPDATA%\Programs\Orbit`, requires no administrator password, and preserves links and settings during upgrades and uninstall. Installed and portable copies share the same settings for your account.
+All packages include .NET. Use x64 for 64-bit Windows 10/11, or x86 for 32-bit Windows 10 (also runnable on 64-bit Windows). The installer defaults to `%LOCALAPPDATA%\Programs\Orbit`, requires no administrator password, and preserves links and settings during upgrades and uninstall. The x86 installer uses `%LOCALAPPDATA%\Programs\Orbit-x86` and labels shortcuts “Orbit (32-bit)” so both architectures can coexist. Installed and portable copies share the same settings for your account.
 
 ## Settings
 
@@ -50,16 +51,19 @@ Requires Windows and the .NET 8 SDK.
 dotnet publish Orbit.csproj -c Release -r win-x64 --self-contained true -p:PublishSingleFile=true -p:IncludeNativeLibrariesForSelfExtract=true -p:DebugType=None -p:DebugSymbols=false -o release
 ```
 
+For the 32-bit portable build, replace `win-x64` with `win-x86` and use a separate output directory.
+
 ### Build the installer
 
 Install Inno Setup 7, then run:
 
 ```powershell
 ./installer/Build-Installer.ps1
+./installer/Build-Installer.ps1 -Architecture x86
 ```
 
 Use `-IsccPath` for a compiler installed elsewhere. The output is
-`release/Orbit-Setup-win-x64.exe`. The installer bundles the runtime as normal
+`release/Orbit-Setup-win-x64.exe` or `release/Orbit-Setup-win-x86.exe`. The installer bundles the runtime as normal
 files so the installed app does not need to extract it on launch.
 
 ## Checks

README.txt

@@ -1,9 +1,10 @@
 ORBIT 1.1.3 - WEBSITE SHORTCUTS
 Created by Dario P.
 
-Run Orbit.exe on 64-bit Windows 10 or Windows 11.
+Run Orbit.exe. Choose x64 for 64-bit Windows 10/11, or x86 for 32-bit
+Windows 10. The x86 version also runs on 64-bit Windows.
 The portable version needs no installer or separate .NET installation.
-Alternatively, run Orbit-Setup-win-x64.exe to install Orbit for your Windows
+Alternatively, run Orbit-Setup-win-x64.exe or Orbit-Setup-win-x86.exe to install Orbit for your Windows
 account with a Start menu shortcut and optional desktop shortcut. Uninstall
 through Windows Settings > Apps. Saved links and settings are preserved.
 

installer/Build-Installer.ps1

@@ -1,12 +1,12 @@
-param([string]$IsccPath = "${env:ProgramFiles(x86)}\Inno Setup 7\ISCC.exe")
+param([ValidateSet("x64", "x86")][string]$Architecture = "x64", [string]$IsccPath = "${env:ProgramFiles(x86)}\Inno Setup 7\ISCC.exe")
 $ErrorActionPreference = 'Stop'
 $projectRoot = Split-Path $PSScriptRoot -Parent
 if (!(Test-Path -LiteralPath $IsccPath)) { throw "Inno Setup compiler not found. Supply -IsccPath with the path to ISCC.exe." }
 Push-Location $projectRoot
 try {
-    dotnet publish Orbit.csproj -c Release -r win-x64 --self-contained true -p:PublishSingleFile=false -p:DebugType=None -p:DebugSymbols=false -o release/installer-payload
+    dotnet publish Orbit.csproj -c Release -r "win-$Architecture" --self-contained true -p:PublishSingleFile=false -p:DebugType=None -p:DebugSymbols=false -o "release/installer-payload-$Architecture"
     if ($LASTEXITCODE -ne 0) { throw 'Publish failed.' }
-    Copy-Item README.txt release/installer-payload/README.txt
+    Copy-Item README.txt "release/installer-payload-$Architecture/README.txt"
-    & $IsccPath installer/Orbit.iss
+    & $IsccPath "/DArch=$Architecture" installer/Orbit.iss
     if ($LASTEXITCODE -ne 0) { throw 'Installer compilation failed.' }
 } finally { Pop-Location }

installer/Orbit.iss

@@ -1,24 +1,40 @@
-#define AppVersion GetVersionNumbersString("..\release\installer-payload\Orbit.exe")
+#ifndef Arch
+  #define Arch "x64"
+#endif
+#define Payload "..\release\installer-payload-" + Arch
+#define AppVersion GetVersionNumbersString(Payload + "\Orbit.exe")
 [Setup]
+#if Arch == "x86"
+AppId={{A2A7C189-843C-4D5F-B2F3-05A80A936C95}
+DefaultDirName={localappdata}\Programs\Orbit-x86
+#define ShortcutName "Orbit (32-bit)"
+#else
 AppId={{60E686D4-296A-41D2-B445-5DDC79FD2A2C}
+DefaultDirName={localappdata}\Programs\Orbit
+#define ShortcutName "Orbit"
+#endif
 AppName=Orbit
 AppVersion={#AppVersion}
 AppPublisher=Dario P.
 AppPublisherURL=https://github.com/donishki/orbit
 AppSupportURL=https://github.com/donishki/orbit/issues
 AppUpdatesURL=https://github.com/donishki/orbit/releases/latest
-DefaultDirName={localappdata}\Programs\Orbit
 DefaultGroupName=Orbit
 DisableProgramGroupPage=yes
 PrivilegesRequired=lowest
+SetupArchitecture=x86
+#if Arch == "x64"
 ArchitecturesAllowed=x64compatible
 ArchitecturesInstallIn64BitMode=x64compatible
+#else
+ArchitecturesAllowed=x86compatible
+#endif
 MinVersion=10.0
 OutputDir=..\release
-OutputBaseFilename=Orbit-Setup-win-x64
+OutputBaseFilename=Orbit-Setup-win-{#Arch}
 SetupIconFile=..\app.ico
 UninstallDisplayIcon={app}\Orbit.exe
-UninstallDisplayName=Orbit
+UninstallDisplayName={#ShortcutName}
 WizardStyle=modern
 Compression=lzma2
 SolidCompression=yes
@@ -29,11 +45,11 @@ RestartApplications=no
 Name: "desktopicon"; Description: "Create a &desktop shortcut"; GroupDescription: "Shortcuts:"; Flags: unchecked
 
 [Files]
-Source: "..\release\installer-payload\*"; DestDir: "{app}"; Flags: ignoreversion recursesubdirs createallsubdirs
+Source: "{#Payload}\*"; DestDir: "{app}"; Flags: ignoreversion recursesubdirs createallsubdirs
 
 [Icons]
-Name: "{autoprograms}\Orbit"; Filename: "{app}\Orbit.exe"; WorkingDir: "{app}"
+Name: "{autoprograms}\{#ShortcutName}"; Filename: "{app}\Orbit.exe"; WorkingDir: "{app}"
-Name: "{autodesktop}\Orbit"; Filename: "{app}\Orbit.exe"; WorkingDir: "{app}"; Tasks: desktopicon
+Name: "{autodesktop}\{#ShortcutName}"; Filename: "{app}\Orbit.exe"; WorkingDir: "{app}"; Tasks: desktopicon
 
 [Run]
 Filename: "{app}\Orbit.exe"; Description: "Launch Orbit"; Flags: nowait postinstall skipifsilent