feat(installer): 添加Inno Setup安装脚本并调整对话框按钮尺寸

- 新增dist/installer.iss用于生成Windows安装程序
- 将自定义输入对话框的按钮尺寸从80x25调整为100x32以改善视觉效果
- 删除不再使用的path_list.txt文件

dist/installer.iss

@@ -0,0 +1,49 @@
+; Script generated by Trae AI
+
+#define MyAppName "Path Editor"
+#define MyAppVersion "1.0"
+#define MyAppPublisher "My Company"
+#define MyAppURL "https://www.example.com/"
+#define MyAppExeName "PathEditor.exe"
+
+[Setup]
+; NOTE: The value of AppId uniquely identifies this application. Do not use the same AppId value in installers for other applications.
+; (To generate a new GUID, click Tools | Generate GUID inside the IDE.)
+AppId={{A3F29B10-1234-5678-9ABC-DEF012345678}
+AppName={#MyAppName}
+AppVersion={#MyAppVersion}
+;AppVerName={#MyAppName} {#MyAppVersion}
+AppPublisher={#MyAppPublisher}
+AppPublisherURL={#MyAppURL}
+AppSupportURL={#MyAppURL}
+AppUpdatesURL={#MyAppURL}
+DefaultDirName={autopf}\{#MyAppName}
+DefaultGroupName={#MyAppName}
+AllowNoIcons=yes
+; Uncomment the following line to run in non administrative install mode (install for current user only.)
+;PrivilegesRequired=lowest
+OutputDir=d:\Code\doing_exercises\exercise\系统PATH\dist\dist
+OutputBaseFilename=PathEditorSetup
+Compression=lzma
+SolidCompression=yes
+WizardStyle=modern
+
+[Languages]
+Name: "english"; MessagesFile: "compiler:Default.isl"
+;Name: "chinesesimplified"; MessagesFile: "compiler:Languages\ChineseSimplified.isl"
+
+[Tasks]
+Name: "desktopicon"; Description: "{cm:CreateDesktopIcon}"; GroupDescription: "{cm:AdditionalIcons}"; Flags: unchecked
+
+[Files]
+Source: "d:\Code\doing_exercises\exercise\系统PATH\bin\{#MyAppExeName}"; DestDir: "{app}"; Flags: ignoreversion
+Source: "d:\Code\doing_exercises\exercise\系统PATH\bin\*.dll"; DestDir: "{app}"; Flags: ignoreversion
+; NOTE: Don't use "Flags: ignoreversion" on any shared system files
+
+[Icons]
+Name: "{group}\{#MyAppName}"; Filename: "{app}\{#MyAppExeName}"
+Name: "{group}\{cm:UninstallProgram,{#MyAppName}}"; Filename: "{uninstallexe}"
+Name: "{autodesktop}\{#MyAppName}"; Filename: "{app}\{#MyAppExeName}"; Tasks: desktopicon
+
+[Run]
+Filename: "{app}\{#MyAppExeName}"; Description: "{cm:LaunchProgram,{#StringChange(MyAppName, '&', '&&')}}"; Flags: nowait postinstall skipifsilent