Change database driver to MySQL

build.gradle.kts

@@ -46,7 +46,7 @@ dependencies {
     implementation("org.jetbrains.exposed:exposed-dao:$exposed_version")
     implementation("org.jetbrains.exposed:exposed-jdbc:$exposed_version")
     implementation("org.jetbrains.exposed:exposed-java-time:$exposed_version")
-    implementation("org.postgresql:postgresql:42.7.2")
+    implementation("mysql:mysql-connector-java:8.0.33")
     implementation("org.flywaydb:flyway-core:9.22.2")
     implementation("io.ktor:ktor-server-auth-jvm:2.3.4")
 

src/main/kotlin/io/github/wulkanowy/schools/DatabaseFactory.kt

@@ -11,11 +11,11 @@ import org.jetbrains.exposed.sql.transactions.transaction
 object DatabaseFactory {
     fun init() {
         val host = System.getenv("DB_HOST")
-        val user = "postgres"
-        val password = "postgres"
+        val user = "mysql"
+        val password = "mysql"
         val database = Database.connect(
-            url = "jdbc:postgresql://$host:5432/schools",
-            driver = "org.postgresql.Driver",
+            url = "jdbc:mysql://$host:3306/schools",
+            driver = "com.mysql.cj.jdbc.Driver",
             user = user,
             password = password,
         )