feat: 初始化慧遇书院官网一期

server/database/migrations/001_initial.sql

@@ -0,0 +1,52 @@
+CREATE TABLE IF NOT EXISTS admin_users (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  username TEXT NOT NULL UNIQUE,
+  password_hash TEXT NOT NULL,
+  display_name TEXT NOT NULL,
+  status TEXT NOT NULL DEFAULT 'active' CHECK (status IN ('active', 'disabled')),
+  failed_login_count INTEGER NOT NULL DEFAULT 0,
+  locked_until TEXT,
+  last_login_at TEXT,
+  created_at TEXT NOT NULL,
+  updated_at TEXT NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS site_documents (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  document_key TEXT NOT NULL UNIQUE,
+  draft_json TEXT NOT NULL,
+  published_json TEXT NOT NULL,
+  updated_by INTEGER,
+  updated_at TEXT NOT NULL,
+  published_at TEXT,
+  FOREIGN KEY (updated_by) REFERENCES admin_users(id)
+);
+
+CREATE TABLE IF NOT EXISTS revisions (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  entity_type TEXT NOT NULL,
+  entity_key TEXT NOT NULL,
+  version INTEGER NOT NULL,
+  snapshot_json TEXT NOT NULL,
+  operator_id INTEGER,
+  action TEXT NOT NULL,
+  comment TEXT,
+  created_at TEXT NOT NULL,
+  FOREIGN KEY (operator_id) REFERENCES admin_users(id),
+  UNIQUE(entity_type, entity_key, version)
+);
+
+CREATE TABLE IF NOT EXISTS audit_logs (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  operator_id INTEGER,
+  action TEXT NOT NULL,
+  entity_type TEXT NOT NULL,
+  entity_key TEXT,
+  ip_address TEXT,
+  metadata_json TEXT NOT NULL DEFAULT '{}',
+  created_at TEXT NOT NULL,
+  FOREIGN KEY (operator_id) REFERENCES admin_users(id)
+);
+
+CREATE INDEX IF NOT EXISTS idx_revisions_entity ON revisions(entity_type, entity_key, version DESC);
+CREATE INDEX IF NOT EXISTS idx_audit_created_at ON audit_logs(created_at DESC);