05/24 Fix bugs

config.py

@@ -189,7 +189,8 @@ def initialize_database():
             entity      VARCHAR(100),
             entity_id   INT,
             detail      TEXT,
-            created_at  DATETIME DEFAULT CURRENT_TIMESTAMP,
+            logged_at   DATETIME DEFAULT CURRENT_TIMESTAMP,
+            INDEX idx_activity_log_time (logged_at),
             FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE SET NULL
         ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
         """,
@@ -347,6 +348,44 @@ def initialize_database():
             conn.commit()
             logger.info("Migration: added ip_address column to login_attempts table.")
 
+        # ── activity_log: rename created_at → logged_at ────────────────
+        # The desktop app uses logged_at; earlier web-only installs may have
+        # created the table with created_at.  Rename it if that's the case.
+        cursor.execute(
+            """
+            SELECT COUNT(*) FROM information_schema.COLUMNS
+            WHERE TABLE_SCHEMA = DATABASE()
+              AND TABLE_NAME   = 'activity_log'
+              AND COLUMN_NAME  = 'created_at'
+            """
+        )
+        (has_created_at,) = cursor.fetchone()
+        if has_created_at:
+            cursor.execute(
+                "ALTER TABLE activity_log "
+                "CHANGE COLUMN created_at logged_at DATETIME DEFAULT CURRENT_TIMESTAMP"
+            )
+            conn.commit()
+            logger.info("Migration: renamed activity_log.created_at to logged_at.")
+
+        # ── activity_log: add index on logged_at if missing ────────────
+        cursor.execute(
+            """
+            SELECT COUNT(*) FROM information_schema.STATISTICS
+            WHERE TABLE_SCHEMA = DATABASE()
+              AND TABLE_NAME   = 'activity_log'
+              AND INDEX_NAME   = 'idx_activity_log_time'
+            """
+        )
+        (has_idx,) = cursor.fetchone()
+        if not has_idx:
+            cursor.execute(
+                "ALTER TABLE activity_log "
+                "ADD INDEX idx_activity_log_time (logged_at)"
+            )
+            conn.commit()
+            logger.info("Migration: added idx_activity_log_time index to activity_log.")
+
         # ── Seed app_settings from environment variables (first-run bootstrap) ─
         # Uses INSERT IGNORE so values already saved via the Admin UI are never
         # overwritten — .env only fills in keys that are completely absent.