rlaphoenix · Randark-JMT · Jun 21, 2026
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
@@ -0,0 +1,132 @@
+name: Build Release Installer
+run-name: Build LTOG ${{ inputs.version }} installer
+
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: 'Release version, for example 1.0.0'
+        required: true
+        type: string
+
+permissions:
+  contents: write
+
+jobs:
+  build-release:
+    name: Build and publish installer
+    runs-on: windows-latest
+
+    env:
+      WINFSP_MSI_URL: https://github.com/winfsp/winfsp/releases/download/v2.1/winfsp-2.1.25156.msi
+      WINFSP_MSI_SHA256: 073A70E00F77423E34BED98B86E600DEF93393BA5822204FAC57A29324DB9F7A
+
+    steps:
+      - name: Validate version
+        shell: pwsh
+        env:
+          INPUT_VERSION: ${{ inputs.version }}
+        run: |
+          $version = $env:INPUT_VERSION
+          if ($version -notmatch '^\d+\.\d+\.\d+(\.\d+)?$') {
+            throw "Version must look like 1.0.0 or 1.0.0.0. Got '$version'."
+          }
+          "RELEASE_VERSION=$version" >> $env:GITHUB_ENV
+          "RELEASE_TAG=v$version" >> $env:GITHUB_ENV
+
+      - name: Configure Git line endings
+        shell: pwsh
+        run: git config --global core.autocrlf input
+
+      - name: Check out repository
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Set up .NET
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: '8.0.x'
+
+      - name: Set up MSYS2
+        id: msys2
+        uses: msys2/setup-msys2@v2
+        with:
+          msystem: MINGW64
+          update: true
+          install: >-
+            git
+            autoconf
+            automake
+            libtool
+            make
+            pkgconf
+            mingw-w64-x86_64-toolchain
+            mingw-w64-x86_64-libxml2
+            mingw-w64-x86_64-icu
+            mingw-w64-x86_64-pkgconf
+
+      - name: Extract WinFsp developer files
+        shell: pwsh
+        run: |
+          $msi = Join-Path $env:RUNNER_TEMP 'winfsp.msi'
+          Invoke-WebRequest -Uri $env:WINFSP_MSI_URL -OutFile $msi
+          $actual = (Get-FileHash $msi -Algorithm SHA256).Hash
+          if ($actual -ne $env:WINFSP_MSI_SHA256) {
+            throw "WinFsp MSI SHA256 mismatch: got $actual, expected $env:WINFSP_MSI_SHA256"
+          }
+
+          $extractRoot = Join-Path $env:RUNNER_TEMP 'winfsp'
+          New-Item -ItemType Directory -Force -Path $extractRoot | Out-Null
+          $msiArgs = @(
+            '/a', "`"$msi`"",
+            "TARGETDIR=`"$extractRoot`"",
+            '/qn',
+            '/norestart'
+          )
+          $process = Start-Process msiexec.exe -Wait -PassThru -ArgumentList $msiArgs
+          if ($process.ExitCode -ne 0) {
+            throw "WinFsp MSI extraction failed with exit code $($process.ExitCode)."
+          }
+
+          $winfspRoot = Join-Path $extractRoot 'DYNAMIC'
+          $lib = Join-Path $winfspRoot 'lib\winfsp-x64.lib'
+          $dll = Join-Path $winfspRoot 'SxS\DYNAMIC\bin\winfsp-x64.dll'
+          if (-not (Test-Path $lib)) {
+            throw "WinFsp MSI extraction did not produce '$lib'."
+          }
+          if (-not (Test-Path $dll)) {
+            throw "WinFsp MSI extraction did not produce '$dll'."
+          }
+          New-Item -ItemType Directory -Force -Path (Join-Path $winfspRoot 'bin') | Out-Null
+          Copy-Item $dll (Join-Path $winfspRoot 'bin\winfsp-x64.dll') -Force
+          "WINFSP=$winfspRoot" >> $env:GITHUB_ENV
+
+      - name: Build installer
+        shell: pwsh
+        env:
+          MSYS2_ROOT: ${{ steps.msys2.outputs['msys2-location'] }}
+        run: pwsh -NoProfile -ExecutionPolicy Bypass -File .\build.ps1 -Version $env:RELEASE_VERSION -Msys2Root $env:MSYS2_ROOT
+
+      - name: Locate installer
+        id: installer
+        shell: pwsh
+        run: |
+          $installer = Get-ChildItem .\installer\Output -Filter "LTOG-$env:RELEASE_VERSION-setup.exe" |
+            Sort-Object LastWriteTime -Descending |
+            Select-Object -First 1
+          if (-not $installer) {
+            throw "Installer not found in installer\Output."
+          }
+          "path=$($installer.FullName)" >> $env:GITHUB_OUTPUT
+
+      - name: Create GitHub Release
+        shell: pwsh
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          gh release create $env:RELEASE_TAG "${{ steps.installer.outputs.path }}" `
+            --target "${{ github.sha }}" `
+            --title "LTOG $env:RELEASE_VERSION" `
+            --notes "Installer build for LTOG $env:RELEASE_VERSION." `
+            --latest
diff --git a/build.ps1 b/build.ps1
@@ -30,6 +30,9 @@
 .PARAMETER Msys2Root
     Path to the MSYS2 installation. Default: C:\msys64.
 
+.PARAMETER Version
+    Version embedded into the GUI assembly and installer. Default: 1.0.0.
+
 .EXAMPLE
     pwsh -File build.ps1                 # full clean build of everything
 
@@ -40,7 +43,9 @@
 param(
     [switch]$SkipNative,
     [switch]$NoInstaller,
-    [string]$Msys2Root = 'C:\msys64'
+    [string]$Msys2Root = 'C:\msys64',
+    [ValidatePattern('^\d+\.\d+\.\d+(\.\d+)?$')]
+    [string]$Version = '1.0.0'
 )
 
 Set-StrictMode -Version Latest
@@ -132,9 +137,12 @@ Step 'Building self-contained WinUI 3 GUI (dotnet)'
 if (-not (Get-Command dotnet -ErrorAction SilentlyContinue)) {
     throw "dotnet not found. Install the .NET 8 SDK (winget install Microsoft.DotNet.SDK.8)."
 }
+$assemblyVersion = if (($Version.Split('.')).Count -eq 3) { "$Version.0" } else { $Version }
 Push-Location $GuiDir
 try {
-    & dotnet build 'LTOG.Gui.csproj' -c Release -p:Platform=x64 --nologo
+    & dotnet build 'LTOG.Gui.csproj' -c Release -p:Platform=x64 `
+        -p:Version=$Version -p:AssemblyVersion=$assemblyVersion -p:FileVersion=$assemblyVersion `
+        --nologo
     if ($LASTEXITCODE -ne 0) { throw "dotnet build failed (exit $LASTEXITCODE)." }
 } finally {
     Pop-Location
@@ -154,7 +162,7 @@ if ($NoInstaller) {
 } else {
     Step 'Building Windows installer'
     & pwsh -NoProfile -ExecutionPolicy Bypass `
-        -File (Join-Path $InstallerDir 'build-installer.ps1') -AutoInstallInnoSetup
+        -File (Join-Path $InstallerDir 'build-installer.ps1') -AutoInstallInnoSetup -Version $Version
     if ($LASTEXITCODE -ne 0) { throw "installer build failed (exit $LASTEXITCODE)." }
 }
 

diff --git a/installer/LTOG.iss b/installer/LTOG.iss
@@ -23,7 +23,9 @@
 ; ===========================================================================
 
 #define MyAppName       "LTOG"
+#ifndef MyAppVersion
 #define MyAppVersion    "1.0.0"
+#endif
 #define MyAppId         "{6E9D2B4A-1C3F-4E58-9A7D-2F5B8C1E4D0A}"
 #define MyAppPublisher  "rlaphoenix"
 #define MyAppURL        "https://github.com/rlaphoenix/LTOG"

diff --git a/installer/build-installer.ps1 b/installer/build-installer.ps1
@@ -12,11 +12,18 @@
 
 .EXAMPLE
     pwsh -ExecutionPolicy Bypass -File .\build-installer.ps1
+
+.PARAMETER Version
+    Version embedded into the installer metadata and output filename. Default: 1.0.0.
 #>
 [CmdletBinding()]
 param(
     # Compile even if ISCC has to be installed via winget without prompting.
-    [switch]$AutoInstallInnoSetup
+    [switch]$AutoInstallInnoSetup,
+
+    # Installer/application version. Passed through to LTOG.iss.
+    [ValidatePattern('^\d+\.\d+\.\d+(\.\d+)?$')]
+    [string]$Version = '1.0.0'
 )
 
 Set-StrictMode -Version Latest
@@ -131,7 +138,7 @@ Write-Host "    using $iscc"
 
 # --- 4. compile -----------------------------------------------------------
 Write-Step 'Compiling installer'
-& $iscc $IssFile
+& $iscc "/DMyAppVersion=$Version" $IssFile
 if ($LASTEXITCODE -ne 0) { throw "ISCC failed with exit code $LASTEXITCODE." }
 
 $out = Get-ChildItem (Join-Path $Root 'Output') -Filter '*.exe' |