feat: ship v1.0.0 with character graph and writing analytics

Add P7 Cytoscape relationship graph with setting CRUD, P9 cockpit analytics driven by writing_sessions, chapter POV selection, and full test coverage.

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

src/main/db/repositories/pomodoro-daily.repo.ts

@@ -22,4 +22,19 @@ export class PomodoroDailyRepository {
       .get(date, bookId) as { completed_count: number } | undefined
     return row?.completed_count ?? 0
   }
+
+  getTodayStats(
+    bookId: string,
+    date = localDateString()
+  ): { completedCount: number; totalWords: number } {
+    const row = this.db
+      .prepare(
+        'SELECT completed_count, total_words FROM pomodoro_daily WHERE date = ? AND book_id = ?'
+      )
+      .get(date, bookId) as { completed_count: number; total_words: number } | undefined
+    return {
+      completedCount: row?.completed_count ?? 0,
+      totalWords: row?.total_words ?? 0
+    }
+  }
 }