Initial commit: FunConnect project with server, relay, client and admin panel

Co-authored-by: Cursor <cursoragent@cursor.com>

server/migrations/20240101000003_add_user_ban.sql

@@ -0,0 +1,54 @@
+-- 添加用户封禁字段
+ALTER TABLE users ADD COLUMN IF NOT EXISTS is_banned BOOLEAN NOT NULL DEFAULT FALSE;
+
+-- 添加房间邀请码
+ALTER TABLE rooms ADD COLUMN IF NOT EXISTS invite_code VARCHAR(8);
+
+-- 添加用户最后在线 IP（用于安全审计）
+ALTER TABLE users ADD COLUMN IF NOT EXISTS last_ip VARCHAR(45);
+
+-- 创建房间邀请表
+CREATE TABLE IF NOT EXISTS room_invites (
+    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+    room_id UUID NOT NULL REFERENCES rooms(id) ON DELETE CASCADE,
+    inviter_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    invitee_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    status VARCHAR(16) NOT NULL DEFAULT 'pending' CHECK (status IN ('pending', 'accepted', 'declined', 'expired')),
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    expires_at TIMESTAMPTZ NOT NULL DEFAULT NOW() + INTERVAL '24 hours'
+);
+
+-- 创建服务器配置表（持久化配置）
+CREATE TABLE IF NOT EXISTS server_config (
+    key VARCHAR(64) PRIMARY KEY,
+    value TEXT NOT NULL,
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+-- 创建操作日志表（管理审计）
+CREATE TABLE IF NOT EXISTS admin_logs (
+    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+    admin_user VARCHAR(64) NOT NULL,
+    action VARCHAR(64) NOT NULL,
+    target_type VARCHAR(32),
+    target_id UUID,
+    details JSONB,
+    ip_address VARCHAR(45),
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+-- 创建下载统计表
+CREATE TABLE IF NOT EXISTS download_stats (
+    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+    filename VARCHAR(255) NOT NULL,
+    platform VARCHAR(32) NOT NULL,
+    ip_address VARCHAR(45),
+    user_agent TEXT,
+    downloaded_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+-- 索引
+CREATE INDEX IF NOT EXISTS idx_room_invites_invitee ON room_invites(invitee_id);
+CREATE INDEX IF NOT EXISTS idx_room_invites_room ON room_invites(room_id);
+CREATE INDEX IF NOT EXISTS idx_admin_logs_created ON admin_logs(created_at DESC);
+CREATE INDEX IF NOT EXISTS idx_download_stats_filename ON download_stats(filename);