Add comments

app/build.gradle.kts

@@ -26,12 +26,21 @@ android {
     kotlinOptions {
         jvmTarget = JavaVersion.VERSION_17.toString()
     }
+
+    buildFeatures {
+        viewBinding = true
+    }
 }
 
 dependencies {
+    implementation(libs.unbounddragdrop)
     implementation(libs.androidx.core.ktx)
     implementation(libs.androidx.appcompat)
     implementation(libs.material)
+    implementation(libs.androidx.activity)
+    implementation(libs.androidx.constraintlayout)
+    implementation(libs.kotlinx.coroutines.android)
+    implementation(libs.androidx.lifecycle.viewmodel.ktx)
     testImplementation(libs.junit)
     androidTestImplementation(libs.androidx.junit)
     androidTestImplementation(libs.androidx.espresso.core)

app/src/main/AndroidManifest.xml

@@ -11,6 +11,17 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.UnboundDragDrop"
-        tools:targetApi="31" />
+        tools:targetApi="31">
+
+        <activity
+            android:name=".MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
 
 </manifest>