feat: add mysql support (#212)

* feat: add mysql support

* fix: lockfile broken

* fix: ci issues

* fix: ci issues

* fix: ci issues

packages/db/driver.ts

@@ -0,0 +1,52 @@
+import Database from "better-sqlite3";
+import type { BetterSQLite3Database } from "drizzle-orm/better-sqlite3";
+import { drizzle as drizzleSqlite } from "drizzle-orm/better-sqlite3";
+import { drizzle as drizzleMysql } from "drizzle-orm/mysql2";
+import mysql from "mysql2";
+
+import * as mysqlSchema from "./schema/mysql";
+import * as sqliteSchema from "./schema/sqlite";
+
+type HomarrDatabase = BetterSQLite3Database<typeof sqliteSchema>;
+
+const init = () => {
+  if (!connection) {
+    switch (process.env.DB_DRIVER) {
+      case "mysql2":
+        initMySQL2();
+        break;
+      default:
+        initBetterSqlite();
+        break;
+    }
+  }
+};
+
+export let connection: Database.Database | mysql.Connection;
+export let database: HomarrDatabase;
+
+const initBetterSqlite = () => {
+  connection = new Database(process.env.DB_URL);
+  database = drizzleSqlite(connection, { schema: sqliteSchema });
+};
+
+const initMySQL2 = () => {
+  if (process.env.DB_URL) {
+    connection = mysql.createConnection({ uri: process.env.DB_URL });
+  } else {
+    connection = mysql.createConnection({
+      host: process.env.DB_HOST!,
+      database: process.env.DB_NAME!,
+      port: Number(process.env.DB_PORT),
+      user: process.env.DB_USER,
+      password: process.env.DB_PASSWORD,
+    });
+  }
+
+  database = drizzleMysql(connection, {
+    schema: mysqlSchema,
+    mode: "default",
+  }) as unknown as HomarrDatabase;
+};
+
+init();