feat: enhance Google Ads export with XLSX and high-fidelity HTML reports

lib/services/qwen-oauth.ts

@@ -810,27 +810,42 @@ OUTPUT FORMAT - Return ONLY valid JSON with this structure:
     "headlines": ["Headline 1 (30 chars)", "Headline 2", "Headline 3"],
     "descriptions": ["Description 1 (90 chars)", "Description 2"],
     "callToAction": "Get Started",
-    "mobileOptimized": true
+    "mobileOptimized": true,
+    "positioning": "Value proposition used"
   }],
   "campaigns": [{
     "id": "campaign-1",
     "name": "Campaign Name",
     "type": "search",
     "budget": {"daily": 50, "monthly": 1500, "currency": "USD"},
-    "targeting": {"locations": [], "demographics": [], "devices": []},
-    "adGroups": [{"id": "adgroup-1", "name": "Group", "theme": "Theme", "keywords": [], "biddingStrategy": "Maximize conversions"}]
+    "biddingStrategy": "Maximize conversions",
+    "targeting": {
+      "locations": ["Specific regions/cities"],
+      "demographics": {"age": ["18-24", "25-34"], "gender": ["Male", "Female"], "interests": ["Tech", "Business"]},
+      "devices": {"mobile": "60%", "desktop": "30%", "tablet": "10%"},
+      "schedule": ["Mon-Fri, 9am-5pm"]
+    },
+    "adGroups": [{"id": "adgroup-1", "name": "Group", "theme": "Theme", "keywords": [], "biddingStrategy": "Manual CPC"}]
   }],
   "implementation": {
-    "setupSteps": [],
-    "qualityScoreTips": [],
-    "trackingSetup": [],
-    "optimizationTips": []
+    "setupSteps": ["Step 1", "Step 2"],
+    "qualityScoreTips": ["Tip 1", "Tip 2"],
+    "trackingSetup": ["Conversion tag info", "GTM setup"],
+    "optimizationTips": ["Tip 1", "Tip 2"]
   },
   "predictions": {
-    "estimatedClicks": "500-800/month",
-    "estimatedImpressions": "15,000-25,000/month",
-    "estimatedCtr": "3.2%-4.5%",
-    "estimatedConversions": "25-50/month"
+    "estimatedClicks": "500-800",
+    "estimatedImpressions": "15,000-25,000",
+    "estimatedCtr": "3.5%",
+    "estimatedConversions": "30-50",
+    "conversionRate": "4.2%",
+    "avgCpc": "$1.85"
+  },
+  "historicalBenchmarks": {
+    "industryAverageCtr": "3.1%",
+    "industryAverageCpc": "$2.10",
+    "seasonalTrends": "Peak in Q4",
+    "geographicInsights": "London/NY show highest ROI"
   }
 }
 \`\`\`
@@ -888,30 +903,44 @@ OUTPUT FORMAT - Return ONLY valid JSON with this EXACT structure:
   "competitorInsights": [
     {
       "competitor": "Competitor Name",
+      "website": "URL",
+      "estimatedSpend": "$10k-$50k/mo",
+      "targetAudience": "Who they target",
       "strengths": ["Strength 1", "Strength 2"],
       "weaknesses": ["Weakness 1", "Weakness 2"],
-      "adStrategy": "Their current advertising approach"
+      "adStrategy": "Their approach",
+      "topKeywords": ["keyword 1", "keyword 2"],
+      "adCopyExamples": [
+        {"headline": "Example Headline", "description": "Example Description"}
+      ]
     }
   ],
   "strategies": [
     {
       "id": "strategy-1",
       "direction": "Strategic Direction Name",
-      "rationale": "Why this strategy works for this product/market",
-      "targetAudience": "Specific audience segment",
-      "competitiveAdvantage": "How this beats competitors",
-      "keyMessages": ["Message 1", "Message 2", "Message 3"],
-      "adCopyGuide": {
-        "headlines": ["Headline 1 (max 30 symbols)", "Headline 2", "Headline 3"],
-        "descriptions": ["Description 1 (max 90 symbols)", "Description 2"],
-        "keywords": ["keyword 1", "keyword 2", "keyword 3"],
-        "setupGuide": "Friendly step-by-step for a beginner on where exactly to paste these in Google Ads Manager"
+      "rationale": "Why this strategy works",
+      "targetAudience": "Audience segment with demographics (age 25-45, interests etc)",
+      "targetingDetails": {
+        "geography": "Primary locations",
+        "demographics": "Specific age/gender groups",
+        "behavior": "User behaviors"
       },
-      "recommendedChannels": ["Google Search", "Display", "YouTube"],
+      "competitiveAdvantage": "How this beats competitors",
+      "messagingPillars": ["Pillar 1", "Pillar 2"],
+      "keyMessages": ["Message 1", "Message 2"],
+      "adCopyGuide": {
+        "headlines": ["Headline 1", "Headline 2"],
+        "descriptions": ["Description 1", "Description 2"],
+        "keywords": ["keyword 1", "keyword 2"],
+        "setupGuide": "Step-by-step for Google Ads Manager"
+      },
+      "recommendedChannels": ["Search", "Display", "YouTube"],
       "estimatedBudgetAllocation": { "search": 40, "display": 30, "video": 20, "social": 10 },
       "expectedROI": "150-200%",
       "riskLevel": "low",
-      "timeToResults": "2-3 months"
+      "timeToResults": "2-3 months",
+      "successMetrics": ["CTR > 3%", "CPA < $20"]
     }
   ]
 }