添加Inno Setup安装脚本和更新.gitignore

- 新增installer/installer.iss文件
- 更新.gitignore文件配置

.gitignore

@@ -37,5 +37,4 @@ backup/
 dist/
 
 # 批处理文件
-*.bat
-*.iss
+*.bat

installer/installer.iss

@@ -0,0 +1,43 @@
+[Setup]
+AppName=学生成绩管理系统
+AppVersion=1.0
+AppPublisher=LHY
+AppPublisherURL=https://github.com/LHY0125Student-Grade-Management-System.git
+AppSupportURL=https://github.com/LHY0125Student-Grade-Management-System.git
+AppUpdatesURL=https://github.com/LHY0125Student-Grade-Management-System.git
+DefaultDirName={autopf}\StudentGradeSystem
+DefaultGroupName=学生成绩管理系统
+AllowNoIcons=yes
+LicenseFile=..\LICENSE
+OutputDir=dist
+OutputBaseFilename=StudentGradeSystem_Inno_Setup
+SetupIconFile=
+Compression=lzma
+SolidCompression=yes
+WizardStyle=modern
+PrivilegesRequired=lowest
+
+[Languages]
+Name: "english"; MessagesFile: "compiler:Default.isl"
+
+[Tasks]
+Name: "desktopicon"; Description: "{cm:CreateDesktopIcon}"; GroupDescription: "{cm:AdditionalIcons}"; Flags: unchecked
+
+[Files]
+Source: "..\student_system.exe"; DestDir: "{app}"; Flags: ignoreversion
+Source: "..\data\*"; DestDir: "{app}\data"; Flags: ignoreversion recursesubdirs createallsubdirs
+Source: "..\MD\*"; DestDir: "{app}\MD"; Flags: ignoreversion recursesubdirs createallsubdirs
+Source: "..\TXT\*"; DestDir: "{app}\TXT"; Flags: ignoreversion recursesubdirs createallsubdirs
+Source: "..\README.md"; DestDir: "{app}"; Flags: ignoreversion
+Source: "..\LICENSE"; DestDir: "{app}"; Flags: ignoreversion
+
+[Icons]
+Name: "{group}\学生成绩管理系统"; Filename: "{app}\student_system.exe"
+Name: "{group}\{cm:UninstallProgram,学生成绩管理系统}"; Filename: "{uninstallexe}"
+Name: "{autodesktop}\学生成绩管理系统"; Filename: "{app}\student_system.exe"; Tasks: desktopicon
+
+[Run]
+Filename: "{app}\student_system.exe"; Description: "{cm:LaunchProgram,学生成绩管理系统}"; Flags: nowait postinstall skipifsilent
+
+[UninstallDelete]
+Type: filesandordirs; Name: "{app}\data"