chore: sync local updates

mengyamonitor-backend-server/internal/handler/public.go

@@ -0,0 +1,70 @@
+package handler
+
+import (
+	"net/http"
+	"time"
+
+	"mengyamonitor-backend-server/internal/model"
+	"mengyamonitor-backend-server/internal/store"
+
+	"github.com/gin-gonic/gin"
+)
+
+type Public struct {
+	Store *store.Store
+}
+
+// publicServer hides agent_key from unauthenticated API consumers.
+type publicServer struct {
+	ID        string    `json:"id"`
+	Name      string    `json:"name"`
+	URL       string    `json:"url"`
+	Enabled   bool      `json:"enabled"`
+	SortOrder int       `json:"sortOrder"`
+	CreatedAt time.Time `json:"createdAt,omitempty"`
+}
+
+func toPublicServers(in []model.MonitoredServer) []publicServer {
+	out := make([]publicServer, 0, len(in))
+	for _, s := range in {
+		out = append(out, publicServer{
+			ID: s.ID, Name: s.Name, URL: s.URL, Enabled: s.Enabled,
+			SortOrder: s.SortOrder, CreatedAt: s.CreatedAt,
+		})
+	}
+	return out
+}
+
+func (h *Public) Health(c *gin.Context) {
+	c.JSON(http.StatusOK, gin.H{"status": "ok"})
+}
+
+func (h *Public) ListServers(c *gin.Context) {
+	list, err := h.Store.ListEnabled(c.Request.Context())
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	c.JSON(http.StatusOK, gin.H{"data": toPublicServers(list)})
+}
+
+func (h *Public) Root(c *gin.Context) {
+	c.JSON(http.StatusOK, gin.H{
+		"service": "萌芽监控 — 中心服务",
+		"version": "1.0.0",
+		"public": []string{
+			"GET /api/health",
+			"GET /api/servers",
+			"GET /api/ws/monitor — WebSocket 指标快照",
+			"gRPC AgentIngest — 见环境变量 GRPC_PORT",
+		},
+		"admin": []string{
+			"POST /api/admin/auth",
+			"GET /api/admin/servers",
+			"POST /api/admin/servers",
+			"PUT /api/admin/servers/:id",
+			"DELETE /api/admin/servers/:id",
+			"PUT /api/admin/servers/reorder",
+		},
+	})
+}