初始提交：全国记者站管理系统

migrations/011_add_auth_and_audit.sql

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+-- Migration: 011_add_auth_and_audit
+-- Description: 登录会话表 + 系统操作日志表（全覆盖审计）
+-- Date: 2026-08-01
+
+CREATE TABLE IF NOT EXISTS login_sessions (
+  id         INTEGER PRIMARY KEY AUTOINCREMENT,
+  token      TEXT    NOT NULL UNIQUE,
+  user_code  TEXT    NOT NULL,
+  user_name  TEXT    NOT NULL,
+  role       TEXT    NOT NULL,
+  station    TEXT,
+  expires_at TEXT    NOT NULL,
+  created_at TEXT    NOT NULL DEFAULT (datetime('now', 'localtime')),
+  revoked_at TEXT
+);
+
+CREATE TABLE IF NOT EXISTS system_logs (
+  id         INTEGER PRIMARY KEY AUTOINCREMENT,
+  actor_role TEXT    NOT NULL,
+  actor_name TEXT    NOT NULL,
+  module     TEXT    NOT NULL,
+  action     TEXT    NOT NULL,
+  target_type TEXT,
+  target_id  TEXT,
+  detail     TEXT,
+  ip_address TEXT,
+  created_at TEXT    NOT NULL DEFAULT (datetime('now', 'localtime'))
+);
+
+CREATE INDEX IF NOT EXISTS idx_login_sessions_token ON login_sessions(token);
+CREATE INDEX IF NOT EXISTS idx_system_logs_actor ON system_logs(actor_name);
+CREATE INDEX IF NOT EXISTS idx_system_logs_module ON system_logs(module);