Add HikaryCP to pool db connections

api/src/features/ConfigurationFeature.kt

@@ -1,11 +1,12 @@
 package be.vandewalleh.features
 
 import be.vandewalleh.auth.SimpleJWT
+import com.zaxxer.hikari.HikariConfig
+import com.zaxxer.hikari.HikariDataSource
 import io.ktor.application.*
 import org.kodein.di.Kodein
 import org.kodein.di.generic.bind
 import org.kodein.di.generic.instance
-import org.mariadb.jdbc.MariaDbDataSource
 import javax.sql.DataSource
 
 /**
@@ -18,15 +19,14 @@ fun Application.configurationFeature() {
         val host = property("database.host").getString()
         val port = property("database.port").getString()
         val name = property("database.name").getString()
-        val user = property("database.user").getString()
-        val password = property("database.password").getString()
 
-        val url = "jdbc:mariadb://$host:$port/$name"
-
-        MariaDbDataSource(url).apply {
-            this.user = user
-            setPassword(password)
+        val hikariConfig = HikariConfig().apply {
+            jdbcUrl = "jdbc:mariadb://$host:$port/$name"
+            username = this@with.property("database.user").getString()
+            password = this@with.property("database.password").getString()
         }
+
+        HikariDataSource(hikariConfig)
     }
 
     val simpleJwt = SimpleJWT(environment.config.property("jwt.secret").getString())