feat: Disable default JPA and Hibernate modules and enhance EntityManagerProvider for HikariCP integration

knockoutwhistweb/app/di/EntityManagerProvider.scala

@@ -1,10 +1,9 @@
 package di
 
-import com.google.inject.Provider
-import com.google.inject.Inject
-import play.api.Configuration
+import com.google.inject.{Inject, Provider}
 import jakarta.inject.Singleton
 import jakarta.persistence.{EntityManager, EntityManagerFactory, Persistence}
+import play.api.Configuration
 
 @Singleton
 class EntityManagerProvider @Inject()(config: Configuration) extends Provider[EntityManager] {
@@ -18,6 +17,14 @@ class EntityManagerProvider @Inject()(config: Configuration) extends Provider[En
     props.put("jakarta.persistence.jdbc.url", dbConfig.get[String]("url"))
     props.put("jakarta.persistence.jdbc.user", dbConfig.get[String]("username"))
     props.put("jakarta.persistence.jdbc.password", dbConfig.get[String]("password"))
+    
+    // Also pass HikariCP settings if present
+    dbConfig.getOptional[Configuration]("hikaricp").foreach { hikariConfig =>
+      hikariConfig.keys.foreach { key =>
+        val value = hikariConfig.underlying.getValue(key).unwrapped()
+        props.put(s"hibernate.hikari.$key", value)
+      }
+    }
 
     Persistence.createEntityManagerFactory("defaultPersistenceUnit", props)
   }

knockoutwhistweb/conf/META-INF/persistence.xml

@@ -9,12 +9,6 @@
         <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
         
         <properties>
-            <!-- Database connection settings (Overridden by EntityManagerProvider) -->
-            <property name="jakarta.persistence.jdbc.driver" value="org.postgresql.Driver"/>
-            <property name="jakarta.persistence.jdbc.url" value="jdbc:postgresql://localhost:5432/knockoutwhist"/>
-            <property name="jakarta.persistence.jdbc.user" value="kw_user"/>
-            <property name="jakarta.persistence.jdbc.password" value="postgres"/>
-            
             <!-- Hibernate specific settings -->
             <property name="hibernate.dialect" value="org.hibernate.dialect.PostgreSQLDialect"/>
             <property name="hibernate.hbm2ddl.auto" value="update"/>

knockoutwhistweb/conf/application.conf

@@ -2,6 +2,9 @@
 play.filters.disabled += play.filters.csrf.CSRFFilter
 play.filters.disabled += play.filters.hosts.AllowedHostsFilter
 
+# Disable default JPA and Hibernate modules to use custom EntityManagerProvider
+play.modules.disabled += "play.db.jpa.JPAModule"
+
 play.http.secret.key="QCY?tAnfk?aZ?iwrNwnxIlR6CTf:G3gf:90Latabg@5241AB`R5W:1uDFN];Ik@n"
 play.http.secret.key=${?APPLICATION_SECRET}