feat(database): add TypeORM configuration and initialize data source

- Added TypeORM and PostgreSQL dependencies to package.json.
- Created data-source.ts to configure the database connection.
- Initialized the data source in index.ts and added logging for successful connection.
- Updated devDependencies to include @types/node for better type support.

src/data-source.ts

@@ -0,0 +1,19 @@
+import "reflect-metadata"
+import { DataSource } from "typeorm"
+import { configDotenv } from "dotenv"
+
+configDotenv()
+
+export const AppDataSource = new DataSource({
+    type: "postgres",
+    host: process.env.DB_HOST || "localhost",
+    port: parseInt(process.env.DB_PORT || "5432"),
+    username: process.env.DB_USERNAME || "postgres",
+    password: process.env.DB_PASSWORD,
+    database: process.env.DB_DATABASE,
+    synchronize: process.env.NODE_ENV !== "production", // false en production
+    logging: process.env.DB_LOGGING === "true",
+    entities: ["./entity/**/*.js"],
+    migrations: ["./migration/**/*.js"],
+    subscribers: ["./subscriber/**/*.js"],
+})

src/index.ts

@@ -4,8 +4,17 @@ import path from "path";
 import fs from "fs";
 import statusService from "./services/status.service";
 
+import "reflect-metadata";
+import { AppDataSource } from "./data-source";
+
 configDotenv();
 
+AppDataSource.initialize()
+.then(() => {
+	console.log("Data Source initialized !")
+})
+.catch((error) => console.log(error));
+
 const client = new Client({
     intents: [
         GatewayIntentBits.Guilds,