Chore: 빌드 환경 최적화

- Gradle 빌드 옵션(병렬 처리, 캐싱, JVM args)을 수정하여 빌드 성능을 개선

Author: wjdrjs00

.gitignore

@@ -45,6 +45,8 @@ gen-external-apklibs
 ### Kotlin ###
 # Compiled class file
 *.class
+.kotlin/
+.kotlin
 
 # Log file
 

gradle.properties

@@ -1,23 +1,9 @@
 # Project-wide Gradle settings.
-# IDE (e.g. Android Studio) users:
-# Gradle settings configured through the IDE *will override*
-# any settings specified in this file.
-# For more details on how to configure your build environment visit
-# http://www.gradle.org/docs/current/userguide/build_environment.html
-# Specifies the JVM arguments used for the daemon process.
-# The setting is particularly useful for tweaking memory settings.
-org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
-# When configured, Gradle will run in incubating parallel mode.
-# This option should only be used with decoupled projects. For more details, visit
-# https://developer.android.com/r/tools/gradle-multi-project-decoupled-projects
-# org.gradle.parallel=true
-# AndroidX package structure to make it clearer which packages are bundled with the
-# Android operating system, and which are packaged with your app's APK
-# https://developer.android.com/topic/libraries/support-library/androidx-rn
-android.useAndroidX=true
-# Kotlin code style for this project: "official" or "obsolete":
+org.gradle.jvmargs=-Xmx4g -XX:+UseParallelGC -XX:MaxMetaspaceSize=1g -Dfile.encoding=UTF-8
+org.gradle.parallel=true
+org.gradle.caching=true
+org.gradle.configuration-cache=true
+kotlin.daemon.jvmargs=-Xmx2g -XX:+UseParallelGC
 kotlin.code.style=official
-# Enables namespacing of each library's R class so that its R class includes only the
-# resources declared in the library itself and none from the library's dependencies,
-# thereby reducing the size of the R class for that library
+android.useAndroidX=true
 android.nonTransitiveRClass=true