feat: directly put values into pipeline

main.go

@@ -3,6 +3,8 @@ package main
 import (
 	"fmt"
 	"log"
+	"os"
+	"strings"
 
 	"secretsmanager/config"
 	"secretsmanager/secretsmanager"
@@ -33,7 +35,37 @@ func main() {
 		log.Fatalf("Error retrieving secrets: %s", err)
 	}
 
-	for _, secret := range data {
-		fmt.Println(secret)
+	for key, value := range data {
+		err = exportToPipeline(key, value)
+		if err != nil {
+			log.Fatalf("error exporting secret to pipeline: %s", err)
+		}
 	}
 }
+
+func exportToPipeline(key string, value interface{}) error {
+	outputFile := os.Getenv("GITHUB_OUTPUT")
+	if outputFile == "" {
+		return fmt.Errorf("env var GITHUB_OUTPUT not found (are we running in a pipeline?)")
+	}
+
+	f, err := os.OpenFile(outputFile, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
+	if err != nil {
+		return fmt.Errorf("error opening GITHUB_OUTPUT: %w", err)
+	}
+	defer f.Close()
+
+	var outputString string
+	if s, ok := value.(string); ok {
+		outputString = fmt.Sprintf("%s=%s\n", key, value)
+		if strings.Contains(s, "\n") {
+			delimiter := "EOF"
+			outputString = fmt.Sprintf("%s=<<%s\n%s\n%s\n", key, delimiter, value, delimiter)
+		}
+	}
+
+	if _, err := f.WriteString(outputString); err != nil {
+		return fmt.Errorf("failed writing to GITHUB_OUTPUT: %w", err)
+	}
+	return nil
+}