Merge pull request #671 from COS301-SE-2025/temporary

Pulling more AI prompt changes to 'deployment

Author: Keanu-Ellary

visual-compiler/backend/core/ai/assistant.go

@@ -102,7 +102,7 @@ Format your response strictly as a JSON array, without any additional text whats
 		prompt = `You are an educational assistant for compiler construction.
 
 Generate a context-free grammar for a parser that will perfectly parse the user's token stream.
-Do not add any empty or epsilon transitions or left recursion.
+Do not add any empty rules, epsilon rules or recursive rules.
 
 The grammar should follow this structure: 
 1. "variables": string of comma-separated variable names

visual-compiler/frontend/src/lib/components/main/ai-assistant.svelte

@@ -203,7 +203,8 @@
             }
             
             for (const rule of parsed.rules) {
-                if (!('input' in rule) || !('output' in rule) || typeof rule.input !== 'string') {
+                if (!rule.input || typeof rule.input !== 'string') {
+
                     console.log('Invalid rule structure:', rule);
                     return { isValid: false };
                 }