Cleanup docker build output before saving (#23)

pipeline_executor/util.go

@@ -0,0 +1,25 @@
+package pipeline_executor
+
+import (
+	"bufio"
+	"encoding/json"
+	"io"
+)
+
+func cleanupBuildOutput(input io.ReadCloser) string {
+	output := ""
+
+	scanner := bufio.NewScanner(input)
+	for scanner.Scan() {
+		var log map[string]any
+		json.Unmarshal(scanner.Bytes(), &log)
+
+		if logVar, ok := log["stream"]; ok {
+			if log, ok := logVar.(string); ok {
+				output += log
+			}
+		}
+	}
+
+	return output
+}