Fix cursor decoding

.gitlab-ci.yml

@@ -62,6 +62,8 @@ app:package:
       artifacts: true
     - job: app:build
       artifacts: true
+  variables:
+    GOCACHE: '.go'
   stage: package
   tags:
     - kubernetes

internal/graphql/model/main.go

@@ -35,7 +35,7 @@ func (after *Cursor) Parse(prefix string) (start int, err error) {
 		if !strings.HasPrefix((string)(cursor), prefix+":") {
 			return 0, fmt.Errorf("illegal cursor")
 		}
-		start, err = strconv.Atoi((string)(*after)[len(prefix)+1:])
+		start, err = strconv.Atoi((string)(cursor)[len(prefix)+1:])
 		if err!=nil {
 			return 0, fmt.Errorf("illegal cursor: %w", err)
 		}