feat: Improve dashboard API, improve tab system, various other fixes

src/backend/database/db/index.ts

@@ -255,6 +255,17 @@ async function initializeCompleteDatabase(): Promise<void> {
         FOREIGN KEY (user_id) REFERENCES users (id)
     );
 
+    CREATE TABLE IF NOT EXISTS recent_activity (
+        id INTEGER PRIMARY KEY AUTOINCREMENT,
+        user_id TEXT NOT NULL,
+        type TEXT NOT NULL,
+        host_id INTEGER NOT NULL,
+        host_name TEXT NOT NULL,
+        timestamp TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP,
+        FOREIGN KEY (user_id) REFERENCES users (id),
+        FOREIGN KEY (host_id) REFERENCES ssh_data (id)
+    );
+
 `);
 
   migrateSchema();