feat: Add API endpoint for team registration execution.

backend/internal/api/team_reg_exec.go

@@ -415,6 +415,24 @@ func readOutput(reader io.Reader, workDir string, config TeamRegConfig) {
 		if trimmed != "" {
 			addTeamRegLog(trimmed)
 
+			// 检测输出文件名（例如：结果已保存到: accounts-2-20260201-071558.json）
+			if strings.Contains(trimmed, "结果已保存到") || strings.Contains(trimmed, "accounts-") && strings.Contains(trimmed, ".json") {
+				// 尝试提取文件名
+				if idx := strings.Index(trimmed, "accounts-"); idx >= 0 {
+					endIdx := strings.Index(trimmed[idx:], ".json")
+					if endIdx > 0 {
+						fileName := trimmed[idx : idx+endIdx+5] // 包含 .json
+						// 构建完整路径
+						fullPath := filepath.Join(workDir, fileName)
+						if _, err := os.Stat(fullPath); err == nil {
+							teamRegState.mu.Lock()
+							teamRegState.OutputFile = fullPath
+							teamRegState.mu.Unlock()
+						}
+					}
+				}
+			}
+
 			// 检测 403 错误
 			if strings.Contains(trimmed, "403") {
 				if check403AndStop() {
@@ -539,17 +557,47 @@ func findTeamRegExecutable() string {
 }
 
 // findLatestOutputFile 查找最新的输出文件
-func findLatestOutputFile(dir string) string {
+func findLatestOutputFile(primaryDir string) string {
+	// 搜索多个可能的目录
+	cwd, _ := os.Getwd()
+	searchDirs := []string{
+		primaryDir,
+		cwd,
+		"/app",
+		"/app/data",
+		filepath.Join(cwd, "data"),
+		".",
+	}
+
+	var allMatches []string
+	for _, dir := range searchDirs {
 		pattern := filepath.Join(dir, "accounts-*.json")
 		matches, err := filepath.Glob(pattern)
-	if err != nil || len(matches) == 0 {
+		if err == nil && len(matches) > 0 {
+			allMatches = append(allMatches, matches...)
+		}
+	}
+
+	if len(allMatches) == 0 {
+		addTeamRegLog(fmt.Sprintf("[调试] 未找到 accounts-*.json，搜索目录: %v", searchDirs))
 		return ""
 	}
 
+	// 去重
+	uniqueMatches := make(map[string]bool)
+	var finalMatches []string
+	for _, m := range allMatches {
+		absPath, _ := filepath.Abs(m)
+		if !uniqueMatches[absPath] {
+			uniqueMatches[absPath] = true
+			finalMatches = append(finalMatches, absPath)
+		}
+	}
+
 	// 按修改时间排序，取最新的
-	sort.Slice(matches, func(i, j int) bool {
-		fi, _ := os.Stat(matches[i])
-		fj, _ := os.Stat(matches[j])
+	sort.Slice(finalMatches, func(i, j int) bool {
+		fi, _ := os.Stat(finalMatches[i])
+		fj, _ := os.Stat(finalMatches[j])
 		if fi == nil || fj == nil {
 			return false
 		}
@@ -557,15 +605,16 @@ func findLatestOutputFile(dir string) string {
 	})
 
 	// 确保是最近创建的文件（5分钟内）
-	fi, err := os.Stat(matches[0])
+	fi, err := os.Stat(finalMatches[0])
 	if err != nil {
 		return ""
 	}
 	if time.Since(fi.ModTime()) > 5*time.Minute {
+		addTeamRegLog(fmt.Sprintf("[调试] 找到文件但太旧: %s (修改于 %v 前)", finalMatches[0], time.Since(fi.ModTime())))
 		return ""
 	}
 
-	return matches[0]
+	return finalMatches[0]
 }
 
 // TeamRegAccount team-reg 输出的账号格式