feat: add team process API endpoint.

backend/internal/api/team_process.go

@@ -819,19 +819,29 @@ func processSingleTeam(idx int, req TeamProcessRequest) (result TeamProcessResul
 				logger.Status(fmt.Sprintf("%s 入库重试中... | 代理: %s", memberLogPrefix, proxyDisplay), memberEmail, "team")
 			}
 
-			// 创建日志回调 - 只显示关键步骤
+			// 创建日志回调 - 只显示关键步骤（去重：每个步骤只输出一次）
+			loggedSteps := make(map[auth.AuthStep]bool)
 			authLogger := auth.NewAuthLogger(memberEmail, logPrefix, memberIdx+1, func(entry auth.AuthLogEntry) {
 				if entry.IsError {
 					logger.Error(fmt.Sprintf("%s %s", memberLogPrefix, entry.Message), memberEmail, "team")
 				} else {
-					// 只显示关键步骤：提交邮箱、验证密码、选择工作区、授权成功
+					// 只显示关键步骤，且每个步骤只输出首次（避免重试时重复日志）
 					switch entry.Step {
 					case auth.StepInputEmail:
+						if !loggedSteps[entry.Step] {
+							loggedSteps[entry.Step] = true
 							logger.Info(fmt.Sprintf("%s 提交邮箱: %s", memberLogPrefix, memberEmail), memberEmail, "team")
+						}
 					case auth.StepInputPassword:
+						if !loggedSteps[entry.Step] {
+							loggedSteps[entry.Step] = true
 							logger.Info(fmt.Sprintf("%s 验证密码...", memberLogPrefix), memberEmail, "team")
+						}
 					case auth.StepSelectWorkspace:
+						if !loggedSteps[entry.Step] {
+							loggedSteps[entry.Step] = true
 							logger.Info(fmt.Sprintf("%s 选择工作区: %s", memberLogPrefix, teamID), memberEmail, "team")
+						}
 					case auth.StepComplete:
 						logger.Info(fmt.Sprintf("%s 授权成功，获取到授权码", memberLogPrefix), memberEmail, "team")
 					}