Correctly load environment variables

backend-services/feed-service/app/utils/ConfigHelper.scala

@@ -4,8 +4,6 @@ import com.typesafe.config.{Config, ConfigFactory}
 
 object ConfigHelper {
   private val applicationConfig: Config = ConfigFactory.load("application.conf")
-  private val referenceConfig: Config = ConfigFactory.parseResources("reference.conf")
-  private val config: Config = referenceConfig.withFallback(applicationConfig).resolve()
 
-  def getString(key: String): String = config.getString(key)
+  def getString(key: String): String = applicationConfig.getString(key)
 }

backend-services/feed-service/conf/application.conf

@@ -23,3 +23,10 @@ play.http.secret.key="DUvbrcM2AbuB7oXboI1x`ZI_?1Iou>/ch2@lFXfrvVkWlHuA848y?GyR/0
 
 # Disable CSRF
 play.filters.disabled += play.filters.csrf.CSRFFilter
+
+
+# --- Configuration Values to be replaced with environment variables, if present ---
+mongodb.uri = ${?MONGO_URI}
+jwt.privateKey = ${?JWT_PRIVATE_KEY}
+friend.service.uri = ${?FRIEND_SERVICE_URI}
+user.service.uri = ${?USER_SERVICE_URI}

backend-services/feed-service/conf/reference.conf

-# Configuration File to be replaced with environment variables, if present
-
-# MongoDB Connection Strings
-mongodb.uri = ${?MONGO_URI}
-
-# JWT Authenticationn
-jwt.privateKey = ${?JWT_PRIVATE_KEY}
-
-# External Service URIs
-friend.service.uri = ${?FRIEND_SERVICE_URI}
-user.service.uri = ${?USER_SERVICE_URI}