Improve AI response parsing by adding more flexible regex and logging

Add console logs to `server/services/openrouter.ts` to aid in debugging AI response parsing, specifically for different versions (1, 2, 3) of AI-generated content. Enhance regex flexibility for recognizing version separators and content.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: ae4037a0-2a6f-4530-9bac-79b543286bda
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/397bca8c-984f-43ff-841a-10897aeb8140/ae4037a0-2a6f-4530-9bac-79b543286bda/sEXz3DF

server/services/openrouter.ts

@@ -101,6 +101,9 @@ VERSION 3 - ÉMOTIONNELLE:
     // Normaliser les retours à la ligne (CRLF -> LF)
     const normalizedContent = content.replace(/\r\n/g, '\n');
     
+    console.log('🔍 AI Response to parse (first 800 chars):\n', normalizedContent.substring(0, 800));
+    console.log('🔍 AI Response length:', normalizedContent.length);
+    
     // Regex ultra-flexibles acceptant:
     // - markdown (** optionnel)
     // - tirets variés (-, –, —)
@@ -110,6 +113,8 @@ VERSION 3 - ÉMOTIONNELLE:
     const version1Match = normalizedContent.match(/\*{0,2}\s*VERSION\s+1\s*[-–—]\s*DYNAMIQUE\s*\*{0,2}:?\s*[\r\n]+([\s\S]*?)(?=\s*[-*]{3,}\s*[\r\n]+|\*{0,2}\s*VERSION\s+2|$)/i);
     const version2Match = normalizedContent.match(/\*{0,2}\s*VERSION\s+2\s*[-–—]\s*INFORMATIVE?\s*\*{0,2}:?\s*[\r\n]+([\s\S]*?)(?=\s*[-*]{3,}\s*[\r\n]+|\*{0,2}\s*VERSION\s+3|$)/i);
     const version3Match = normalizedContent.match(/\*{0,2}\s*VERSION\s+3\s*[-–—]\s*[ÉE]MOTIONNELLE?\s*\*{0,2}:?\s*[\r\n]+([\s\S]*?)$/i);
+    
+    console.log('🔍 Matches found:', { v1: !!version1Match, v2: !!version2Match, v3: !!version3Match });
 
     if (version1Match) {
       const text = version1Match[1].trim();