cleanUp: use tx.Get for getting values from DB

tx.AscendKeys can be used for collecting multiple keys, values.
In our case we only collect one key, value therefore use tx.Get

z/database.go

@@ -1,14 +1,15 @@
 package z
 
 import (
+	"encoding/json"
+	"errors"
+	"log"
 	"os"
 	"sort"
 	"strings"
-  "log"
+
-  "errors"
-  "encoding/json"
-  "github.com/tidwall/buntdb"
 	"github.com/google/uuid"
+	"github.com/tidwall/buntdb"
 )
 
 type Database struct {
@@ -71,14 +72,13 @@ func (database *Database) GetEntry(user string, entryId string) (Entry, error) {
 	var entry Entry
 
 	dberr := database.DB.View(func(tx *buntdb.Tx) error {
-    tx.AscendKeys(user + ":entry:" + entryId, func(key, value string) bool {
+		value, err := tx.Get(user + ":entry:" + entryId)
+		if err != nil {
+			return err
+		}
 		json.Unmarshal([]byte(value), &entry)
 
-      entry.SetIDFromDatabaseKey(key)
+		entry.ID = entryId
-
-      return true
-    })
-
 		return nil
 	})
 
@@ -164,11 +164,11 @@ func (database *Database) GetRunningEntryId(user string) (string, error) {
   var runningId string = ""
 
   dberr := database.DB.View(func(tx *buntdb.Tx) error {
-    tx.AscendKeys(user + ":status:running", func(key, value string) bool {
+    value, err := tx.Get(user + ":status:running")
+    if err != nil {
+      return err
+    }
     runningId = value
-      return true
-    })
-
     return nil
   })