refactor(team-prompts): move file reading inside try block

Moved the file reading operation inside the try block in TeamPromptsBuilder.ts to handle potential errors more effectively.

Author: phodal

src/prompt-manage/team-prompts/TeamPromptsBuilder.ts

@@ -91,10 +91,11 @@ export class TeamPromptsBuilder {
 	}
 
 	private buildPrompts(promptsDir: string) {
-		const files = fs.readdirSync(promptsDir);
 		const prompts: TeamPromptAction[] = [];
 
 		try {
+			const files = fs.readdirSync(promptsDir);
+
 			const vmFiles = files.filter(file => file.endsWith('.vm'));
 
 			vmFiles.forEach(file => {