add backend instructions (#2090)

Author: breardon2011

backend/utils/comment_utils.go

@@ -177,6 +177,9 @@ func GenerateRealtimeCommentMessage(jobs []models.DiggerJob, batchType orchestra
 			resourcesDeleted)
 	}
 
+	// Add instruction helpers (same as CLI)
+	message += "\n" + formatExampleCommands()
+
 	// Handle comment length limits
 	const GithubCommentMaxLength = 65536
 	if len(message) > GithubCommentMaxLength {
@@ -190,6 +193,27 @@ func GenerateRealtimeCommentMessage(jobs []models.DiggerJob, batchType orchestra
 	return message, nil
 }
 
+// formatExampleCommands creates a collapsible markdown section with example commands
+// This matches the exact format used by the CLI's BasicCommentUpdater
+func formatExampleCommands() string {
+	return `
+<details>
+  <summary>Instructions</summary>
+
+⏩ To apply these changes, run the following command:
+
+` + "```" + `bash
+digger apply
+` + "```" + `
+
+🚮 To unlock the projects in this PR run the following command:
+` + "```" + `bash
+digger unlock
+` + "```" + `
+</details>
+`
+}
+
 // UpdateOrCreateSummaryComment updates or creates the summary comment for the batch
 func UpdateOrCreateSummaryComment(prService ci.PullRequestService, batch *models.DiggerBatch, message string) (*int64, error) {
 	if batch.CommentId != nil {