👽 Update GitHub Actions output due to set-output deprecation

See https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

internal/actions/dump/dump.go

@@ -2,10 +2,10 @@ package dump
 
 import (
 	"errors"
-	"fmt"
 	"github.com/clevyr/kubedb/internal/command"
 	"github.com/clevyr/kubedb/internal/config"
 	"github.com/clevyr/kubedb/internal/database/sqlformat"
+	"github.com/clevyr/kubedb/internal/github"
 	"github.com/clevyr/kubedb/internal/progressbar"
 	gzip "github.com/klauspost/pgzip"
 	log "github.com/sirupsen/logrus"
@@ -62,7 +62,9 @@ func (action Dump) Run() (err error) {
 	}).Info("exporting database")
 
 	if viper.GetBool("github-actions") {
-		fmt.Println("::set-output name=filename::" + action.Filename)
+		if err := github.SetOutput("filename", action.Filename); err != nil {
+			return err
+		}
 	}
 
 	var startTime = time.Now()

internal/github/actions.go

@@ -0,0 +1,22 @@
+package github
+
+import (
+	"fmt"
+	"os"
+)
+
+func SetOutput(name, value string) error {
+	if filename := os.Getenv("GITHUB_OUTPUT"); filename != "" {
+		f, err := os.OpenFile(filename, os.O_APPEND|os.O_WRONLY, 0755)
+		if err != nil {
+			return err
+		}
+		if _, err := f.WriteString(name + "=" + value + "\n"); err != nil {
+			return err
+		}
+		return f.Close()
+	} else {
+		fmt.Println("::set-output name=" + name + "::" + value)
+	}
+	return nil
+}