Build 'Inno Setup' installer in Windows workflow

Add a step to build an Inno Setup-based CUETools installer in the Windows workflow.

Author: UnknownException

.github/workflows/release-windows.yml

@@ -29,6 +29,8 @@ jobs:
       - uses: actions/checkout@v4
         with:
           submodules: recursive
+      - name: Install Inno Setup
+        run: pwsh -File ./install_inno.ps1
       - name: Apply patches
         # yamllint disable-line rule:line-length
         run: |
@@ -57,7 +59,7 @@ jobs:
         run: |
           collect_files_lite.bat
       - name: Package files
-        run: pwsh -File ./packaging.ps1          
+        run: pwsh -File ./packaging.ps1
       - name: Get CUETools Version
         id: get_version
         run: |
@@ -66,7 +68,17 @@ jobs:
           set PRODUCTVER=%PRODUCTVER:;=%
           echo CUETools version: %PRODUCTVER%
           echo CUETOOLS_VERSION=%PRODUCTVER%>>%GITHUB_ENV%
-        shell: cmd         
+        shell: cmd
+      - name: Build Windows installer
+        run: |
+          "C:\\Program Files (x86)\\Inno Setup 6\\ISCC.exe" "installer.iss"
+        shell: cmd
+      - name: Generate hash for Windows installer
+        run: |
+          $installer = "CUETools_Setup_${{ env.CUETOOLS_VERSION }}.exe"
+          $installerHash = (Get-FileHash $installer -Algorithm SHA256).Hash.ToLower()
+          "$installerHash *$installer" | Out-File -Encoding ASCII "$installer.sha256"
+        shell: pwsh
       - name: Add artifacts to Release
         uses: softprops/action-gh-release@v2
         with:
@@ -76,9 +88,11 @@ jobs:
           prerelease: false
           tag_name: ${{ github.ref_name }}
           files: |
+            CUETools_Setup_${{ env.CUETOOLS_VERSION }}.exe
+            CUETools_Setup_${{ env.CUETOOLS_VERSION }}.exe.sha256
             CUETools_${{ env.CUETOOLS_VERSION }}.zip
             CUETools_${{ env.CUETOOLS_VERSION }}.zip.sha256
             CUETools.Lite_${{ env.CUETOOLS_VERSION }}.zip
             CUETools.Lite_${{ env.CUETOOLS_VERSION }}.zip.sha256
             CUETools.CTDB.EACPlugin.${{ env.CUETOOLS_VERSION }}.zip
-            CUETools.CTDB.EACPlugin.${{ env.CUETOOLS_VERSION }}.zip.sha256
+            CUETools.CTDB.EACPlugin.${{ env.CUETOOLS_VERSION }}.zip.sha256

install_inno.ps1

@@ -0,0 +1,15 @@
+$ErrorActionPreference = "Stop"
+
+$innoUri = "https://files.jrsoftware.org/is/6/innosetup-6.4.2.exe"
+$executable = "innosetup-6.4.2.exe"
+$expectedHash = "238e2cf82c212a3879a050e02d787283c54bcb72d5cb6070830942de56627d5b"
+
+Invoke-WebRequest -Uri $innoUri -OutFile $executable
+
+$actualHash = (Get-FileHash $executable -Algorithm SHA256).Hash.ToLower()
+if ($actualHash -ne $expectedHash) {
+	Write-Host "Hash mismatch! Executable is modified."
+	exit 1
+}
+
+Start-Process -FilePath $executable -ArgumentList "/SILENT" -Wait

installer.iss

@@ -0,0 +1,40 @@
+#define CUETOOLS_VERSION GetEnv('CUETOOLS_VERSION')
+#if CUETOOLS_VERSION == ''
+  #define CUETOOLS_VERSION '0.0.0'
+#endif
+
+#define APPNAME 'CUETools'
+
+[Setup]
+AppName={#APPNAME}
+AppVersion={#CUETOOLS_VERSION}
+WizardStyle=modern
+DefaultDirName={autopf}\{#APPNAME}
+DefaultGroupName={#APPNAME}
+OutputDir=.
+OutputBaseFilename={#APPNAME}_Setup_{#CUETOOLS_VERSION}
+SetupIconFile=.\CUERipper.Avalonia\Assets\cue2.ico
+UninstallDisplayIcon={app}\{#APPNAME}.exe
+Compression=lzma2/ultra
+SolidCompression=yes
+LicenseFile=License.txt
+PrivilegesRequiredOverridesAllowed=dialog
+
+[Files]
+Source: "bin\Release\CUETools_{#CUETOOLS_VERSION}\*"; DestDir: "{app}"; Flags: recursesubdirs createallsubdirs
+Source: "License.txt"; DestDir: "{app}"; Flags: onlyifdoesntexist
+
+[Icons]
+Name: "{group}\CUETools"; Filename: "{app}\CUETools.exe"; Tasks: starticon
+Name: "{group}\CUERipper"; Filename: "{app}\CUERipper.Avalonia.exe"; Tasks: starticon
+Name: "{group}\CUERipper (Classic)"; Filename: "{app}\CUERipper.exe"; Tasks: starticon
+Name: "{autodesktop}\CUETools"; Filename: "{app}\CUETools.exe"; Tasks: desktopicon
+Name: "{autodesktop}\CUERipper"; Filename: "{app}\CUERipper.Avalonia.exe"; Tasks: desktopicon
+Name: "{group}\Uninstall CUETools"; Filename: "{uninstallexe}"
+
+[Tasks]
+Name: "starticon"; Description: "Create start menu shortcut"; GroupDescription: "Additional shortcuts:"
+Name: "desktopicon"; Description: "Create desktop shortcut"; GroupDescription: "Additional shortcuts:"
+
+[UninstallDelete]
+Type: filesandordirs; Name: "{app}"