feat(ECR-040): ExploreConfig ScaleDefinition 只读投影并 Closed

复用 scales 表只读投影；admin-h5 /catalogs 聚合 026–040 目录；Loop 队列 STOP。

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/internal/handler/admin.go

@@ -68,6 +68,7 @@ func (h *AdminHandler) Register(api *gin.RouterGroup) {
 	h.registerImageCardDecks(authed)
 	h.registerReportTemplates(authed)
 	h.registerFunnelDefinitions(authed)
+	h.registerExploreScales(authed)
 }
 
 func (h *AdminHandler) Login(c *gin.Context) {

apps/api/internal/handler/admin_explore_scales.go

@@ -0,0 +1,46 @@
+package handler
+
+import (
+	"errors"
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+
+	"github.com/yuxingu/digital-psychology/apps/api/internal/middleware"
+	"github.com/yuxingu/digital-psychology/apps/api/internal/service/admin"
+	"github.com/yuxingu/digital-psychology/apps/api/pkg/response"
+)
+
+func (h *AdminHandler) registerExploreScales(authed *gin.RouterGroup) {
+	g := authed.Group("/explore")
+	g.GET("/scales", middleware.RequireAdminPermission(h.Svc, admin.PermExploreRead), h.ListExploreScales)
+	g.GET("/scales/:id", middleware.RequireAdminPermission(h.Svc, admin.PermExploreRead), h.GetExploreScale)
+}
+
+func (h *AdminHandler) ListExploreScales(c *gin.Context) {
+	items, err := h.Svc.ListScalesAdmin(c.Request.Context())
+	if err != nil {
+		response.Fail(c, http.StatusInternalServerError, 50060, "list explore scales failed")
+		return
+	}
+	response.OK(c, gin.H{"items": items})
+}
+
+func (h *AdminHandler) GetExploreScale(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		response.Fail(c, http.StatusBadRequest, 40002, "invalid id")
+		return
+	}
+	row, err := h.Svc.GetScaleAdmin(c.Request.Context(), id)
+	if errors.Is(err, admin.ErrScaleNotFound) {
+		response.Fail(c, http.StatusNotFound, 40430, "scale not found")
+		return
+	}
+	if err != nil {
+		response.Fail(c, http.StatusInternalServerError, 50061, "get explore scale failed")
+		return
+	}
+	response.OK(c, row)
+}