feat: 메인 홈

- 요일별 시리즈 UI 추가

app/src/main/res/layout/item_day_of_week.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:gravity="center"
+    android:orientation="vertical">
+
+    <TextView
+        android:id="@+id/tv_day_of_week"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:background="@drawable/bg_selectable_day_of_week"
+        android:fontFamily="@font/pretendard_regular"
+        android:gravity="center"
+        android:textColor="@color/white"
+        android:textSize="18sp"
+        tools:text="월" />
+</LinearLayout>