feat: ship v0.8.0 with writing logs and AI knowledge extraction

Deliver P5.2 writing day logs, cockpit heatmap, streak tracking, and chapter knowledge auto-extraction with merge review.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/main/services/global-settings.ts

@@ -30,7 +30,9 @@ function defaults(): GlobalSettings {
     aiConfig: defaultAiConfig(),
     namingIgnoreWords: [],
     knowledgeAutoSuggest: true,
-    knowledgeSuggestTopN: 8
+    knowledgeSuggestTopN: 8,
+    knowledgeAutoExtract: true,
+    knowledgeExtractConfidenceThreshold: 0.8
   }
 }
 
@@ -53,6 +55,8 @@ export class GlobalSettingsService {
       stockBufferThreshold: raw.stockBufferThreshold ?? 3,
       knowledgeAutoSuggest: raw.knowledgeAutoSuggest ?? true,
       knowledgeSuggestTopN: raw.knowledgeSuggestTopN ?? 8,
+      knowledgeAutoExtract: raw.knowledgeAutoExtract ?? true,
+      knowledgeExtractConfidenceThreshold: raw.knowledgeExtractConfidenceThreshold ?? 0.8,
       shortcuts: { ...DEFAULT_SHORTCUTS, ...raw.shortcuts },
       aiConfig: { ...DEFAULT_AI_CONFIG, ...raw.aiConfig }
     }