fix: move redis host to env variable

Author: drtechie

src/main/environment/ecd_ci.properties

@@ -28,3 +28,5 @@ logging.file.name=@env.ECD_API_LOGGING_FILE_NAME@
 
 springdoc.api-docs.enabled=@env.SWAGGER_DOC_ENABLED@
 springdoc.swagger-ui.enabled=@env.SWAGGER_DOC_ENABLED@
+
+spring.redis.host=@env.REDIS_HOST@

src/main/environment/ecd_docker.properties

@@ -22,4 +22,6 @@ logging.file.name=${ECD_API_LOGGING_FILE_NAME}
 
 # Swagger Documentation
 springdoc.api-docs.enabled=${SWAGGER_DOC_ENABLED}
-springdoc.swagger-ui.enabled=${SWAGGER_DOC_ENABLED} 
+springdoc.swagger-ui.enabled=${SWAGGER_DOC_ENABLED} 
+
+spring.redis.host=${REDIS_HOST}

src/main/resources/application.properties

@@ -41,7 +41,6 @@ spring.http.multipart.max-file-size=10MB
 spring.jackson.serialization.fail-on-empty-beans=false
 
 spring.session.store-type=redis
-spring.redis.host=localhost
 spring.redis.port=6379
 
 iemr.session.expiry.time.sec=7200