add doc show, enhance search, add jsonpath to search and doc show

pkg/es/index.go

@@ -129,6 +129,13 @@ func IndexShow(conf *cfg.Config, index string) error {
 
 	slog.Debug("ES result", "index", res)
 
+	fields := make([]string, len(res[index].Mappings.Properties))
+	idx := 0
+	for field := range res[index].Mappings.Properties {
+		fields[idx] = field
+		idx++
+	}
+
 	table := printer.NewTable(conf, 2, 5)
 	table.Addheaders("index property", "value")
 
@@ -145,6 +152,7 @@ func IndexShow(conf *cfg.Config, index string) error {
 		{"shards", *res[index].Settings.Index.NumberOfShards},
 		{"created", created.Format("2006-01-02 15:04:05")},
 		{"uuid", *res[index].Settings.Index.Uuid},
+		{"fields", strings.Join(fields, ",")},
 	}
 
 	if err := table.Print(); err != nil {