diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 16360e5..3ca7183 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -1,6 +1,7 @@
 plugins {
     alias(libs.plugins.android.application)
     alias(libs.plugins.kotlin.android)
+    id("org.jlleitschuh.gradle.ktlint") version "11.6.1"
 }
 
 android {
@@ -33,6 +34,9 @@ android {
     kotlinOptions {
         jvmTarget = "11"
     }
+    buildFeatures {
+        viewBinding = true
+    }
 }
 
 dependencies {
@@ -45,4 +49,4 @@ dependencies {
     testImplementation(libs.junit)
     androidTestImplementation(libs.androidx.junit)
     androidTestImplementation(libs.androidx.espresso.core)
-}
\ No newline at end of file
+}
diff --git a/app/src/androidTest/java/kr/hs/anu/nobet/ExampleInstrumentedTest.kt b/app/src/androidTest/java/kr/hs/anu/nobet/ExampleInstrumentedTest.kt
index 8e221e1..32265c3 100644
--- a/app/src/androidTest/java/kr/hs/anu/nobet/ExampleInstrumentedTest.kt
+++ b/app/src/androidTest/java/kr/hs/anu/nobet/ExampleInstrumentedTest.kt
@@ -1,13 +1,11 @@
 package kr.hs.anu.nobet
 
-import androidx.test.platform.app.InstrumentationRegistry
 import androidx.test.ext.junit.runners.AndroidJUnit4
-
+import androidx.test.platform.app.InstrumentationRegistry
+import org.junit.Assert.assertEquals
 import org.junit.Test
 import org.junit.runner.RunWith
 
-import org.junit.Assert.*
-
 /**
  * Instrumented test, which will execute on an Android device.
  *
@@ -21,4 +19,4 @@ class ExampleInstrumentedTest {
         val appContext = InstrumentationRegistry.getInstrumentation().targetContext
         assertEquals("kr.hs.anu.nobet", appContext.packageName)
     }
-}
\ No newline at end of file
+}
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 7c1b81b..f88e35f 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -13,7 +13,7 @@
         android:theme="@style/Theme.NoBet"
         tools:targetApi="31">
         <activity
-            android:name=".MainActivity"
+            android:name=".presentatoin.screen.main.MainActivity"
             android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
diff --git a/app/src/main/java/kr/hs/anu/nobet/data/datasource/.gitkeep b/app/src/main/java/kr/hs/anu/nobet/data/datasource/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/app/src/main/java/kr/hs/anu/nobet/data/repository/.gitkeep b/app/src/main/java/kr/hs/anu/nobet/data/repository/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/app/src/main/java/kr/hs/anu/nobet/di/.gitkeep b/app/src/main/java/kr/hs/anu/nobet/di/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/app/src/main/java/kr/hs/anu/nobet/domain/model/.gitkeep b/app/src/main/java/kr/hs/anu/nobet/domain/model/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/app/src/main/java/kr/hs/anu/nobet/domain/repository/.gitkeep b/app/src/main/java/kr/hs/anu/nobet/domain/repository/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/app/src/main/java/kr/hs/anu/nobet/domain/usecase/.gitkeep b/app/src/main/java/kr/hs/anu/nobet/domain/usecase/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/app/src/main/java/kr/hs/anu/nobet/MainActivity.kt b/app/src/main/java/kr/hs/anu/nobet/presentatoin/screen/main/MainActivity.kt
similarity index 70%
rename from app/src/main/java/kr/hs/anu/nobet/MainActivity.kt
rename to app/src/main/java/kr/hs/anu/nobet/presentatoin/screen/main/MainActivity.kt
index 5ec8973..b88bdb5 100644
--- a/app/src/main/java/kr/hs/anu/nobet/MainActivity.kt
+++ b/app/src/main/java/kr/hs/anu/nobet/presentatoin/screen/main/MainActivity.kt
@@ -1,20 +1,25 @@
-package kr.hs.anu.nobet
+package kr.hs.anu.nobet.presentatoin.screen.main
 
 import android.os.Bundle
 import androidx.activity.enableEdgeToEdge
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.view.ViewCompat
 import androidx.core.view.WindowInsetsCompat
+import kr.hs.anu.nobet.R
+import kr.hs.anu.nobet.databinding.ActivityMainBinding
 
 class MainActivity : AppCompatActivity() {
+    private lateinit var binding: ActivityMainBinding
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         enableEdgeToEdge()
-        setContentView(R.layout.activity_main)
+        binding = ActivityMainBinding.inflate(layoutInflater)
+        setContentView(binding.root)
         ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main)) { v, insets ->
             val systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars())
             v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom)
             insets
         }
     }
-}
\ No newline at end of file
+}
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 86a5d97..4820839 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -5,7 +5,7 @@
     android:id="@+id/main"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".MainActivity">
+    tools:context=".presentatoin.screen.main.MainActivity">
 
     <TextView
         android:layout_width="wrap_content"
diff --git a/app/src/test/java/kr/hs/anu/nobet/ExampleUnitTest.kt b/app/src/test/java/kr/hs/anu/nobet/ExampleUnitTest.kt
index bc8a3e5..8fbe0d5 100644
--- a/app/src/test/java/kr/hs/anu/nobet/ExampleUnitTest.kt
+++ b/app/src/test/java/kr/hs/anu/nobet/ExampleUnitTest.kt
@@ -1,9 +1,8 @@
 package kr.hs.anu.nobet
 
+import org.junit.Assert.assertEquals
 import org.junit.Test
 
-import org.junit.Assert.*
-
 /**
  * Example local unit test, which will execute on the development machine (host).
  *
@@ -14,4 +13,4 @@ class ExampleUnitTest {
     fun addition_isCorrect() {
         assertEquals(4, 2 + 2)
     }
-}
\ No newline at end of file
+}
diff --git a/gradlew b/gradlew
old mode 100644
new mode 100755