chore: import Local-Cursor v1.1.8 source snapshot

Includes the current working directory changes. Historical commits and release binaries are excluded to limit Gitea storage.
Source base: d7515973fbfd6dd2001fa156c483455b8081c7cb

internal/cursor/localize_scan_windows.go

@@ -0,0 +1,96 @@
+//go:build windows
+
+package cursor
+
+import (
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+// maxScanDirs 限制驱动器扫描的目录总数，避免在超大盘上长时间阻塞。
+const maxScanDirs = 8000
+
+// skippedRootNames 是驱动器扫描时跳过的系统目录（大且不可能装 Cursor）。
+var skippedRootNames = map[string]struct{}{
+	"windows":                   {},
+	"programdata":               {},
+	"users":                     {},
+	"$recycle.bin":              {},
+	"system volume information": {},
+	"recovery":                  {},
+	"perflogs":                  {},
+	"dumpstack.log.tmp":         {},
+	"config.msi":                {},
+	"intel":                     {},
+	"drivers":                   {},
+	"msocache":                  {},
+}
+
+// scanDriveRootsForCursor 兜底扫描各固定驱动器：
+// 根目录与二级目录中查找名称含 cursor 且包含 Cursor.exe 的目录。
+// 纯文件系统探测，不依赖注册表枚举或子进程（部分安全软件会拦截）。
+func scanDriveRootsForCursor() string {
+	visited := 0
+	for letter := 'C'; letter <= 'Z'; letter++ {
+		drive := string(letter) + `:\`
+		if _, err := os.Stat(drive); err != nil {
+			continue
+		}
+		if dir := scanDirForCursor(drive, &visited); dir != "" {
+			return dir
+		}
+	}
+	return ""
+}
+
+// scanDirForCursor 在目录及其一级子目录中查找 Cursor 安装目录。
+func scanDirForCursor(root string, visited *int) string {
+	entries, err := os.ReadDir(root)
+	if err != nil {
+		return ""
+	}
+	var deferred []string
+	for _, entry := range entries {
+		if !entry.IsDir() {
+			continue
+		}
+		name := entry.Name()
+		if _, skip := skippedRootNames[strings.ToLower(name)]; skip {
+			continue
+		}
+		*visited++
+		if *visited > maxScanDirs {
+			return ""
+		}
+		full := filepath.Join(root, name)
+		if strings.Contains(strings.ToLower(name), "cursor") {
+			if isCursorInstallDir(full) {
+				return full
+			}
+			continue
+		}
+		deferred = append(deferred, full)
+	}
+	// 二级目录：仅在一级目录名像程序目录时展开，控制扫描量。
+	for _, dir := range deferred {
+		if !looksLikeProgramsDir(filepath.Base(dir)) {
+			continue
+		}
+		if dir := scanDirForCursor(dir, visited); dir != "" {
+			return dir
+		}
+	}
+	return ""
+}
+
+// looksLikeProgramsDir 判断目录名是否像程序/工具安装根目录。
+func looksLikeProgramsDir(name string) bool {
+	lower := strings.ToLower(name)
+	for _, keyword := range []string{"program", "app", "dev", "soft", "tool", "work", "bin"} {
+		if strings.Contains(lower, keyword) {
+			return true
+		}
+	}
+	return false
+}