Update config file

src/main/kotlin/top/fatweb/api/constant/ServerConstants.kt

@@ -0,0 +1,18 @@
+package top.fatweb.api.constant
+
+import org.springframework.boot.context.properties.ConfigurationProperties
+import org.springframework.stereotype.Component
+import java.time.LocalDateTime
+import java.time.ZoneId
+import java.time.ZonedDateTime
+
+@Component
+@ConfigurationProperties("app")
+object ServerConstants {
+    lateinit var version: String
+
+    lateinit var buildTime: String
+
+    fun buildZoneDateTime(zoneId: ZoneId = ZoneId.systemDefault()): ZonedDateTime =
+        LocalDateTime.parse(buildTime).atZone(ZoneId.of("UTC")).withZoneSameInstant(zoneId)
+}