添加Windows安装程序支持

- 创建Inno Setup安装脚本（VideoSubtitleRemover.iss）
- 添加中英文语言支持（ChineseSimplified.isl, English.isl）
- 创建安装程序编译脚本（build_installer.bat）
- 添加详细的编译说明文档
- 支持桌面快捷方式创建
- 支持开始菜单项添加
- 支持完整卸载程序
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

compiler/Languages/English.isl

@@ -0,0 +1,54 @@
+; English language file
+;
+; Note: This file needs to be encoded with UTF-8 BOM
+;
+
+[LangOptions]
+LanguageName=English
+LanguageID=$0409
+LanguageCode=en
+DialogFontName=MS Shell Dlg
+DialogFontSize=9
+
+[Messages]
+BeveledLabel=
+BrowseForFolder=Browse for folder
+BrowseForFolderTitle=Select folder
+CannotChangeFolder=Cannot change folder
+ClickNext=Next >
+ClickCancel=Cancel
+ClickFinish=Finish
+ClickInstall=Install
+ClickUninstall=Uninstall
+ConfirmUninstall=Are you sure you want to completely uninstall %1 and all of its components?
+ConfirmDelete=Are you sure you want to delete the following files?
+DirDoesntExist=The directory does not exist.
+DirExists=The directory already exists. Would you like to install to that folder anyway?
+DirNotEmpty=The directory is not empty and is not the installation directory. Are you sure you want to install there?
+DiskSpaceMB=Required disk space:
+DurationMinutes=minutes
+DurationSeconds=seconds
+FinishedLabel=Completed
+FinishedHeadingLabel=Installation Wizard Completed
+InstallingLabel=Installing
+InstallationRequiresPrivileges=This program requires administrator privileges to install. Please run as administrator.
+NoProgramGroup=Start Menu
+NoProgramGroup2=Start Menu
+UninstallNotFound=Uninstall program not found
+WelcomeLabel1=Welcome
+WelcomeLabel2=Video Subtitle Remover Installation Wizard. This program will install Video Subtitle Remover on your computer. Click Next to continue.
+WelcomeLabel3=Video Subtitle Remover Installation Wizard. This program will install Video Subtitle Remover on your computer. Click Next to continue.
+SelectDirBrowseLabel=Browse...
+SelectDirDescription3=Select the folder where you want the program to be installed.
+SelectDirLabel3=Select destination folder:
+SelectDirLabelBrowseLabel=Browse...
+SelectDirLabel3=Select destination location:
+
+[CustomMessages]
+NameAndVersion=%1 %2
+CreatingDesktopIcon=Creating desktop shortcut...
+CreatingUninstallingIcon=Creating uninstalling icon...
+FinishedHeadingLabel=Video Subtitle Remover has been installed on your computer.
+FinishedLabel=%1 has been installed on your computer.%n%n%n%nClick Finish to close the Setup Wizard.
+Running=Running %1...
+Uninstalling=Uninstalling %1...