feat: 초기화면 xml 데이터바인딩 레이아웃으로 변경

android/app/src/main/res/layout/activity_intro.xml

@@ -1,63 +1,74 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent">
-
-    <androidx.constraintlayout.widget.Guideline
-        android:id="@+id/gl_vertical_start"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:orientation="vertical"
-        app:layout_constraintGuide_begin="16dp" />
-
-    <androidx.constraintlayout.widget.Guideline
-        android:id="@+id/gl_vertical_end"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:orientation="vertical"
-        app:layout_constraintGuide_end="16dp" />
-
-    <ImageView
-        android:id="@+id/iv_intro_app_logo"
-        android:layout_width="160dp"
-        android:layout_height="160dp"
-        android:layout_marginTop="114dp"
-        android:src="@drawable/ic_priceguard_foreground"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
-
-    <TextView
-        android:id="@+id/tv_intro_app_title"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:text="@string/app_name"
-        android:textAppearance="?attr/textAppearanceDisplayMedium"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@id/iv_intro_app_logo" />
-
-    <Button
-        android:id="@+id/btn_intro_login"
-        style="@style/Widget.Material3.Button.TonalButton"
-        android:layout_width="0dp"
-        android:layout_height="wrap_content"
-        android:layout_marginBottom="8dp"
-        android:text="@string/login"
-        app:layout_constraintBottom_toTopOf="@id/btn_intro_sign_up"
-        app:layout_constraintEnd_toStartOf="@+id/gl_vertical_end"
-        app:layout_constraintStart_toEndOf="@+id/gl_vertical_start" />
-
-    <Button
-        android:id="@+id/btn_intro_sign_up"
-        style="@style/Widget.Material3.Button.TonalButton"
-        android:layout_width="0dp"
-        android:layout_height="wrap_content"
-        android:layout_marginBottom="16dp"
-        android:text="@string/sign_up"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toStartOf="@+id/gl_vertical_end"
-        app:layout_constraintStart_toEndOf="@+id/gl_vertical_start" />
-
-</androidx.constraintlayout.widget.ConstraintLayout>
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <data>
+        <variable
+            name="viewModel"
+            type="app.priceguard.ui.intro.IntroViewModel" />
+    </data>
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <androidx.constraintlayout.widget.Guideline
+            android:id="@+id/gl_vertical_start"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            app:layout_constraintGuide_begin="16dp" />
+
+        <androidx.constraintlayout.widget.Guideline
+            android:id="@+id/gl_vertical_end"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            app:layout_constraintGuide_end="16dp" />
+
+        <ImageView
+            android:id="@+id/iv_intro_app_logo"
+            android:layout_width="160dp"
+            android:layout_height="160dp"
+            android:layout_marginTop="114dp"
+            android:src="@drawable/ic_priceguard_foreground"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <TextView
+            android:id="@+id/tv_intro_app_title"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/app_name"
+            android:textAppearance="?attr/textAppearanceDisplayMedium"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/iv_intro_app_logo" />
+
+        <Button
+            android:id="@+id/btn_intro_login"
+            style="@style/Widget.Material3.Button.TonalButton"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginBottom="8dp"
+            android:text="@string/login"
+            app:layout_constraintBottom_toTopOf="@id/btn_intro_sign_up"
+            app:layout_constraintEnd_toStartOf="@+id/gl_vertical_end"
+            app:layout_constraintStart_toEndOf="@+id/gl_vertical_start"
+            android:onClick="@{() -> viewModel.startLoginActivity()}" />
+
+        <Button
+            android:id="@+id/btn_intro_sign_up"
+            style="@style/Widget.Material3.Button.TonalButton"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginBottom="16dp"
+            android:text="@string/sign_up"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toStartOf="@+id/gl_vertical_end"
+            app:layout_constraintStart_toEndOf="@+id/gl_vertical_start"
+            android:onClick="@{() -> viewModel.startSignupActivity()}" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</layout>