feat: Introduce owner management functionality with a new frontend list component and supporting backend API.

backend/cmd/main.go

@@ -9,6 +9,7 @@ import (
 	"net/http"
 	"os"
 	"path/filepath"
+	"strconv"
 	"strings"
 	"time"
 
@@ -110,6 +111,8 @@ func startServer(cfg *config.Config) {
 	mux.HandleFunc("/api/db/owners", api.CORS(handleGetOwners))
 	mux.HandleFunc("/api/db/owners/stats", api.CORS(handleGetOwnerStats))
 	mux.HandleFunc("/api/db/owners/clear", api.CORS(handleClearOwners))
+	mux.HandleFunc("/api/db/owners/delete/", api.CORS(handleDeleteOwner))            // DELETE /api/db/owners/delete/{id}
+	mux.HandleFunc("/api/db/owners/batch-delete", api.CORS(handleBatchDeleteOwners)) // POST 批量删除
 	mux.HandleFunc("/api/db/owners/refetch-account-ids", api.CORS(api.HandleRefetchAccountIDs))
 	mux.HandleFunc("/api/upload/validate", api.CORS(api.HandleUploadValidate))
 
@@ -642,6 +645,72 @@ func handleClearOwners(w http.ResponseWriter, r *http.Request) {
 	api.Success(w, map[string]string{"message": "已清空"})
 }
 
+// handleDeleteOwner DELETE /api/db/owners/delete/{id} - 删除单个 owner
+func handleDeleteOwner(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodDelete && r.Method != http.MethodPost {
+		api.Error(w, http.StatusMethodNotAllowed, "仅支持 DELETE/POST")
+		return
+	}
+
+	if database.Instance == nil {
+		api.Error(w, http.StatusInternalServerError, "数据库未初始化")
+		return
+	}
+
+	// 从 URL 提取 ID: /api/db/owners/delete/{id}
+	path := strings.TrimPrefix(r.URL.Path, "/api/db/owners/delete/")
+	id, err := strconv.Atoi(path)
+	if err != nil {
+		api.Error(w, http.StatusBadRequest, "无效的 ID")
+		return
+	}
+
+	if err := database.Instance.DeleteTeamOwner(int64(id)); err != nil {
+		api.Error(w, http.StatusInternalServerError, fmt.Sprintf("删除失败: %v", err))
+		return
+	}
+
+	api.Success(w, map[string]string{"message": "已删除"})
+}
+
+// handleBatchDeleteOwners POST /api/db/owners/batch-delete - 批量删除 owners
+func handleBatchDeleteOwners(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		api.Error(w, http.StatusMethodNotAllowed, "仅支持 POST")
+		return
+	}
+
+	if database.Instance == nil {
+		api.Error(w, http.StatusInternalServerError, "数据库未初始化")
+		return
+	}
+
+	var req struct {
+		IDs []int `json:"ids"`
+	}
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		api.Error(w, http.StatusBadRequest, "请求格式错误")
+		return
+	}
+
+	if len(req.IDs) == 0 {
+		api.Error(w, http.StatusBadRequest, "请选择要删除的账号")
+		return
+	}
+
+	deleted := 0
+	for _, id := range req.IDs {
+		if err := database.Instance.DeleteTeamOwner(int64(id)); err == nil {
+			deleted++
+		}
+	}
+
+	api.Success(w, map[string]interface{}{
+		"message": fmt.Sprintf("已删除 %d 个账号", deleted),
+		"deleted": deleted,
+	})
+}
+
 // handleRegisterTest POST /api/register/test - 测试注册流程
 func handleRegisterTest(w http.ResponseWriter, r *http.Request) {
 	if r.Method != http.MethodPost {