feat: add im kafka admin integration

server/internal/library/imtenant/db.go

@@ -21,6 +21,8 @@ var tenantDbGroups sync.Map
 
 const registryDbGroup = "imRegistry"
 
+var registryDbGroupOnce sync.Once
+
 // DB resolves a tenant registry record and returns the corresponding business DB.
 func DB(ctx context.Context, tenantId int64) (db gdb.DB, tenant *entity.ImTenant, err error) {
 	if tenantId <= 0 {
@@ -60,12 +62,34 @@ func DB(ctx context.Context, tenantId int64) (db gdb.DB, tenant *entity.ImTenant
 // RegistryDB returns the dedicated tenant registry connection, or the default
 // HotGo database when a separate registry group is not configured.
 func RegistryDB() gdb.DB {
+	registryDbGroupOnce.Do(func() {
+		ensureRegistryDBGroup()
+	})
 	if configs, err := gdb.GetConfigGroup(registryDbGroup); err == nil && len(configs) > 0 {
 		return g.DB(registryDbGroup)
 	}
 	return g.DB()
 }
 
+func ensureRegistryDBGroup() {
+	if configs, err := gdb.GetConfigGroup(registryDbGroup); err == nil && len(configs) > 0 {
+		configs[0].Prefix = ""
+		_ = gdb.SetConfigGroup(registryDbGroup, configs)
+		return
+	}
+
+	configs, err := gdb.GetConfigGroup("default")
+	if err != nil || len(configs) == 0 {
+		return
+	}
+	cloned := make(gdb.ConfigGroup, len(configs))
+	copy(cloned, configs)
+	for i := range cloned {
+		cloned[i].Prefix = ""
+	}
+	_ = gdb.SetConfigGroup(registryDbGroup, cloned)
+}
+
 func tenantLink(ctx context.Context, tenant *entity.ImTenant) (string, error) {
 	if tenant.DbDsn != "" {
 		return normalizeMySQLTimeOptions(tenant.DbDsn)