fix:优化整个大屏界面

server/db.js

@@ -92,6 +92,26 @@ db.exec(`
     summary TEXT NOT NULL,
     severity TEXT NOT NULL
   );
+
+  CREATE TABLE IF NOT EXISTS gdelt_events (
+    event_id TEXT PRIMARY KEY,
+    event_time TEXT NOT NULL,
+    title TEXT NOT NULL,
+    lat REAL NOT NULL,
+    lng REAL NOT NULL,
+    impact_score INTEGER NOT NULL,
+    url TEXT,
+    created_at TEXT DEFAULT (datetime('now'))
+  );
+
+  CREATE TABLE IF NOT EXISTS conflict_stats (
+    id INTEGER PRIMARY KEY CHECK (id = 1),
+    total_events INTEGER NOT NULL DEFAULT 0,
+    high_impact_events INTEGER NOT NULL DEFAULT 0,
+    estimated_casualties INTEGER NOT NULL DEFAULT 0,
+    estimated_strike_count INTEGER NOT NULL DEFAULT 0,
+    updated_at TEXT NOT NULL
+  );
 `)
 
 // 迁移：为已有 key_location 表添加 type、region、status、damage_level 列
@@ -103,5 +123,12 @@ try {
   if (!names.includes('status')) db.exec('ALTER TABLE key_location ADD COLUMN status TEXT DEFAULT "operational"')
   if (!names.includes('damage_level')) db.exec('ALTER TABLE key_location ADD COLUMN damage_level INTEGER')
 } catch (_) {}
+// 迁移：combat_losses 添加平民伤亡
+try {
+  const lossCols = db.prepare('PRAGMA table_info(combat_losses)').all()
+  const lossNames = lossCols.map((c) => c.name)
+  if (!lossNames.includes('civilian_killed')) db.exec('ALTER TABLE combat_losses ADD COLUMN civilian_killed INTEGER NOT NULL DEFAULT 0')
+  if (!lossNames.includes('civilian_wounded')) db.exec('ALTER TABLE combat_losses ADD COLUMN civilian_wounded INTEGER NOT NULL DEFAULT 0')
+} catch (_) {}
 
 module.exports = db