feat(main): 메인 탭 화면을 추가한다

SodaLive/Sources/V2/Main/MainTabBarView.swift

@@ -0,0 +1,40 @@
+//
+//  MainTabBarView.swift
+//  SodaLive
+//
+
+import SwiftUI
+
+struct MainTabBarView: View {
+    let width: CGFloat
+    @Binding var currentTab: MainTab
+
+    var body: some View {
+        HStack(spacing: 0) {
+            let tabWidth = width / CGFloat(MainTab.allCases.count)
+
+            ForEach(MainTab.allCases, id: \.self) { tab in
+                MainTabBarButton(
+                    tab: tab,
+                    isSelected: currentTab == tab,
+                    width: tabWidth,
+                    action: {
+                        currentTab = tab
+                    }
+                )
+            }
+        }
+        .padding(.top, 8)
+        .padding(.bottom, 8)
+        .background(Color.black.ignoresSafeArea(edges: .bottom))
+    }
+}
+
+struct MainTabBarView_Previews: PreviewProvider {
+    static var previews: some View {
+        MainTabBarView(
+            width: UIScreen.main.bounds.width,
+            currentTab: .constant(.home)
+        )
+    }
+}