feat: Implement the ChatGPT Owner Demotion Console with new frontend and backend components.

backend/internal/api/demote.go

@@ -0,0 +1,36 @@
+package api
+
+import (
+	"encoding/json"
+	"net/http"
+
+	"codex-pool/internal/demote"
+)
+
+// HandleDemoteOwner POST /api/demote/owner - Owner 降级
+func HandleDemoteOwner(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		Error(w, http.StatusMethodNotAllowed, "仅支持 POST")
+		return
+	}
+
+	var req demote.DemoteRequest
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		Error(w, http.StatusBadRequest, "无效的请求: "+err.Error())
+		return
+	}
+
+	if req.AccessToken == "" {
+		Error(w, http.StatusBadRequest, "access_token 不能为空")
+		return
+	}
+
+	// 默认角色
+	if req.Role == "" {
+		req.Role = "standard-user"
+	}
+
+	result := demote.DemoteOwner(req)
+
+	Success(w, result)
+}

backend/internal/api/team_process.go

@@ -12,6 +12,7 @@ import (
 	"codex-pool/internal/auth"
 	"codex-pool/internal/config"
 	"codex-pool/internal/database"
+	"codex-pool/internal/demote"
 	"codex-pool/internal/invite"
 	"codex-pool/internal/logger"
 	"codex-pool/internal/mail"
@@ -460,6 +461,24 @@ func processSingleTeam(idx int, req TeamProcessRequest) (result TeamProcessResul
 				database.Instance.MarkOwnerAsUsed(owner.Email)
 				database.Instance.DeleteTeamOwnerByEmail(owner.Email)
 				logger.Info(fmt.Sprintf("%s 母号已使用并删除: %s", logPrefix, owner.Email), owner.Email, "team")
+
+				// 如果开启了母号降级，尝试降级
+				if config.Global != nil && config.Global.DemoteAfterUse {
+					go func() {
+						logger.Info(fmt.Sprintf("%s 尝试降级母号...", logPrefix), owner.Email, "team")
+						result := demote.DemoteOwner(demote.DemoteRequest{
+							AccessToken: owner.Token,
+							AccountID:   owner.AccountID,
+							Role:        "standard-user",
+							Proxy:       req.Proxy,
+						})
+						if result.Success {
+							logger.Success(fmt.Sprintf("%s 母号已降级为普通成员", logPrefix), owner.Email, "team")
+						} else {
+							logger.Warning(fmt.Sprintf("%s 母号降级失败: %s", logPrefix, result.Error), owner.Email, "team")
+						}
+					}()
+				}
 			} else {
 				// 失败时恢复为 valid，允许重试
 				database.Instance.MarkOwnerAsFailed(owner.Email)
@@ -658,7 +677,7 @@ func processSingleTeam(idx int, req TeamProcessRequest) (result TeamProcessResul
 				config.Global.S2AAdminKey,
 				s2aResp.Data.SessionID,
 				code,
-				memberEmail,
+				"team-"+memberEmail,
 				config.Global.Concurrency,
 				config.Global.Priority,
 				config.Global.GroupIDs,
@@ -907,7 +926,7 @@ func processSingleTeam(idx int, req TeamProcessRequest) (result TeamProcessResul
 				config.Global.S2AAdminKey,
 				s2aResp.Data.SessionID,
 				code,
-				owner.Email,
+				"team-"+owner.Email,
 				config.Global.Concurrency,
 				config.Global.Priority,
 				config.Global.GroupIDs,