refactor: REMOTE_KEY_FORCE_UPDATE를 local.properties + BuildConfig로 이동

- local.properties에 REMOTE_KEY_FORCE_UPDATE 추가
- build.gradle에 buildConfigField 등록
- MainActivity에서 상수 제거, BuildConfig 참조로 변경

Author: unam98

app/build.gradle

@@ -35,6 +35,7 @@ android {
         buildConfigField "String", "NAVER_CLIENT_ID", properties["NAVER_CLIENT_ID"]
         buildConfigField "String", "GOOGLE_CLIENT_ID", properties["GOOGLE_CLIENT_ID"]
         buildConfigField "String", "REMOTE_KEY_APP_VERSION", properties["REMOTE_KEY_APP_VERSION"]
+        buildConfigField "String", "REMOTE_KEY_FORCE_UPDATE", properties["REMOTE_KEY_FORCE_UPDATE"]
         buildConfigField "String", "KAKAO_CHANNEL_ID", properties["KAKAO_CHANNEL_ID"]
     }
 

app/src/main/java/com/runnect/runnect/presentation/MainActivity.kt

@@ -9,6 +9,7 @@ import com.google.firebase.Firebase
 import com.google.firebase.remoteconfig.remoteConfig
 import com.google.firebase.remoteconfig.remoteConfigSettings
 import com.runnect.runnect.BuildConfig.REMOTE_KEY_APP_VERSION
+import com.runnect.runnect.BuildConfig.REMOTE_KEY_FORCE_UPDATE
 import com.runnect.runnect.R
 import com.runnect.runnect.binding.BindingActivity
 import com.runnect.runnect.databinding.ActivityMainBinding
@@ -164,7 +165,6 @@ class MainActivity : BindingActivity<ActivityMainBinding>(R.layout.activity_main
 
     companion object {
         const val REMOTE_CONFIG_FETCH_INTERVAL_SECONDS = 3600L
-        const val REMOTE_KEY_FORCE_UPDATE = "force_update"
         const val EXTRA_FRAGMENT_REPLACEMENT_DIRECTION = "fragmentReplacementDirection"
     }
 }