Remove mysql code

src/databases/Mysql.ts

@@ -1,39 +0,0 @@
-import { Logger } from "../utils/logger";
-import { IDatabase, QueryType } from "./IDatabase";
-// eslint-disable-next-line @typescript-eslint/ban-ts-comment
-// @ts-ignore
-import MysqlInterface from "sync-mysql";
-
-export class Mysql implements IDatabase {
-    private connection: any;
-
-    constructor(private config: unknown) {
-    }
-
-    // eslint-disable-next-line require-await
-    async init(): Promise<void> {
-        this.connection = new MysqlInterface(this.config);
-    }
-
-    prepare(type: QueryType, query: string, params?: any[]): Promise<any[]> {
-        Logger.debug(`prepare (mysql): type: ${type}, query: ${query}, params: ${params}`);
-        const queryResult = this.connection.query(query, params);
-
-        switch (type) {
-            case "get": {
-                return queryResult[0];
-            }
-            case "all": {
-                return queryResult;
-            }
-            case "run": {
-                break;
-            }
-        }
-    }
-
-    highLoad() {
-        return false;
-    }
-
-}

src/databases/databases.ts

@@ -1,15 +1,11 @@
 import { config } from "../config";
 import { Sqlite } from "./Sqlite";
-import { Mysql } from "./Mysql";
 import { Postgres } from "./Postgres";
 import { IDatabase } from "./IDatabase";
 
 let db: IDatabase;
 let privateDB: IDatabase;
-if (config.mysql) {
-    db = new Mysql(config.mysql);
-    privateDB = new Mysql(config.privateMysql);
-} else if (config.postgres?.enabled) {
+if (config.postgres?.enabled) {
     db = new Postgres({
         dbSchemaFileName: config.dbSchema,
         dbSchemaFolder: config.schemaFolder,