fix(docs/bot): database config for typescript bump to 4.9.3

ref: barthofu/tscord#96

docs/bot/features/database/configuration.mdx

@@ -22,35 +22,27 @@ Plus, SQLite is the only database supported by the **[automatic backup system](/
 
 You can configure all of this in the `src/config/database.ts` file.
 
-Indeed, this file exports a `databaseType` and a `mikroOrmConfig` constant, which contains a production configuration and an optional development configuration. At runtime, the good configuration is chosen thanks to the NODE_ENV environment variable.
-The database type should be explicitely set in the `databaseType` constant as it will be used to determine which entity manager type Mikro-ORM should use internaly.
+Indeed, this file exports a a `mikroOrmConfig` constant, which contains a production configuration and an optional development configuration. At runtime, the good configuration is chosen thanks to the NODE_ENV environment variable.
+The database type should be explicitely set in the `mikroOrmConfig.production.type` constant as it will be used to determine which entity manager type Mikro-ORM should use internaly.
 
 You can find here the configuration for the different types of databases:
 
 <Tabs>
 <Tab label="SQLite" value="sqlite">
 
-```ts title=databaseType
-export const databaseType = 'better-sqlite' as const // (or 'sqlite') 
-```
-
 ```ts title=mikroOrmConfig
 {
-    type: databaseType,
+    type: 'better-sqlite', // or 'sqlite'
     dbName: `${databaseConfig.path}db.sqlite`, // path to the db .sqlite file
 }
 ```
 </Tab>
 
 <Tab label="PostgreSQL" value="postgresql">
 
-```ts title=databaseType
-export const databaseType = 'postgresql' as const
-```
-
 ```ts title=mikroOrmConfig
 {
-    type: databaseType,
+    type: 'postgres',
     dbName: process.env['DATABASE_NAME'],
     host: process.env['DATABASE_HOST'],
     port: 5432,
@@ -62,10 +54,6 @@ export const databaseType = 'postgresql' as const
 
 <Tab label="MySQL" value="mysql">
 
-```ts title=databaseType
-export const databaseType = 'mysql' as const 
-```
-
 ```ts title=mikroOrmConfig
 {
     type: 'mysql',
@@ -80,10 +68,6 @@ export const databaseType = 'mysql' as const
 
 <Tab label="MariaDB" value="mariadb">
 
-```ts title=databaseType
-export const databaseType = 'mariadb' as const
-```
-
 ```ts title=mikroOrmConfig
 {
     type: 'mariadb',
@@ -95,6 +79,17 @@ export const databaseType = 'mariadb' as const
 }
 ```
 
+</Tab>
+
+<Tab label="MongoDB" value="mongo">
+
+```ts title=mikroOrmConfig
+{
+    type: 'mongo',
+    clientUrl: process.env['DATABASE_HOST'],
+}
+```
+
 </Tab>
 </Tabs>