Initial commit: VPN panel on Go, PostgreSQL 17, Docker, Xray-core

internal/database/migrations/001_init.sql

@@ -0,0 +1,16 @@
+CREATE EXTENSION IF NOT EXISTS "pgcrypto";
+
+CREATE TABLE IF NOT EXISTS settings (
+    key   TEXT PRIMARY KEY,
+    value TEXT NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS users (
+    id            UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    email         TEXT NOT NULL UNIQUE,
+    password_hash TEXT NOT NULL,
+    role          TEXT NOT NULL DEFAULT 'user' CHECK (role IN ('admin', 'user')),
+    created_at    TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_users_role ON users(role);