add migrations to support type AAAA

migrations/00001_init.sql

@@ -0,0 +1,20 @@
+-- +goose Up
+-- +goose StatementBegin
+CREATE TABLE IF NOT EXISTS records (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    domain TEXT NOT NULL UNIQUE,
+    ip TEXT NOT NULL,
+    record_type TEXT DEFAULT 'A'
+);
+
+CREATE TABLE IF NOT EXISTS upstreams (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    address TEXT NOT NULL UNIQUE
+);
+-- +goose StatementEnd
+
+-- +goose Down
+-- +goose StatementBegin
+DROP TABLE IF EXISTS records;
+DROP TABLE IF EXISTS upstreams;
+-- +goose StatementEnd