diff --git a/.github/workflows/build_pull_request.yml b/.github/workflows/build_pull_request.yml
index 4aeca14..e8f2d42 100644
--- a/.github/workflows/build_pull_request.yml
+++ b/.github/workflows/build_pull_request.yml
@@ -28,8 +28,8 @@ jobs:
           path: |
             ~/.gradle/caches
             ~/.gradle/wrapper
-            key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
-            restore-keys: |
+          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+          restore-keys: |
             ${{ runner.os }}-gradle-
 
       - name: Build debug APK
diff --git a/app/build.gradle b/app/build.gradle
index c830294..8f8030e 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -4,6 +4,7 @@ plugins {
     id 'kotlin-kapt'
     id 'kotlin-parcelize'
     id 'androidx.navigation.safeargs.kotlin'
+    id 'com.google.dagger.hilt.android'
 }
 
 android {
@@ -53,12 +54,12 @@ dependencies {
     def lifecycle_version = "2.5.1"
     def recyclerview_version = "1.2.1"
     def navigation_version = "2.5.3"
+    def hilt_version = "2.44"
     def swipe_to_refresh_version = "1.1.0"
 
     def test_junit_version = "4.13.2"
     def androidTest_junit_version = "1.1.5"
     def androidTest_espresso_version = "3.5.1"
-    def dagger_version = "2.43"
 
 
     implementation "androidx.core:core-ktx:$core_version"
@@ -103,9 +104,9 @@ dependencies {
     // swipe to refresh
     implementation "androidx.swiperefreshlayout:swiperefreshlayout:$swipe_to_refresh_version"
 
-    // dagger2
-    implementation "com.google.dagger:dagger:$dagger_version"
-    kapt "com.google.dagger:dagger-compiler:$dagger_version"
+    // hilt
+    implementation "com.google.dagger:hilt-android:$hilt_version"
+    kapt "com.google.dagger:hilt-android-compiler:$hilt_version"
 
     testImplementation "junit:junit:$test_junit_version"
     androidTestImplementation "androidx.test.ext:junit:$androidTest_junit_version"
diff --git a/app/src/main/java/com/example/android/dogsapp/BindingAdapters.kt b/app/src/main/java/com/example/android/dogsapp/BindingAdapters.kt
index ed038ff..39f1566 100644
--- a/app/src/main/java/com/example/android/dogsapp/BindingAdapters.kt
+++ b/app/src/main/java/com/example/android/dogsapp/BindingAdapters.kt
@@ -1,5 +1,6 @@
 package com.example.android.dogsapp
 
+import android.annotation.SuppressLint
 import android.view.View
 import android.widget.ImageView
 import android.widget.TextView
@@ -49,6 +50,7 @@ fun bindStatus(statusImageView: ImageView, status: DogsApiStatus?) {
     }
 }
 
+@SuppressLint("SetTextI18n")
 @BindingAdapter("breedName")
 fun bindBreedName(textView: TextView, imageUrl: String?) {
     imageUrl?.let {
diff --git a/app/src/main/java/com/example/android/dogsapp/DogsApplication.kt b/app/src/main/java/com/example/android/dogsapp/DogsApplication.kt
index a1a2191..ad78e1b 100644
--- a/app/src/main/java/com/example/android/dogsapp/DogsApplication.kt
+++ b/app/src/main/java/com/example/android/dogsapp/DogsApplication.kt
@@ -1,21 +1,12 @@
 package com.example.android.dogsapp
 
 import android.app.Application
-import com.example.android.dogsapp.common.di.application.ApplicationComponent
-import com.example.android.dogsapp.common.di.application.ApplicationModule
-import com.example.android.dogsapp.common.di.application.DaggerApplicationComponent
-
+import dagger.hilt.android.HiltAndroidApp
 
+@HiltAndroidApp
 class DogsApplication: Application() {
 
-    val appComponent: ApplicationComponent by lazy {
-        DaggerApplicationComponent.builder()
-            .applicationModule(ApplicationModule(application = this))
-            .build()
-    }
-
     override fun onCreate() {
         super.onCreate()
-        appComponent.inject(this)
     }
 }
diff --git a/app/src/main/java/com/example/android/dogsapp/common/di/application/ApplicationModule.kt b/app/src/main/java/com/example/android/dogsapp/common/di/application/ApplicationModule.kt
index 3bb8a2a..e9a1215 100644
--- a/app/src/main/java/com/example/android/dogsapp/common/di/application/ApplicationModule.kt
+++ b/app/src/main/java/com/example/android/dogsapp/common/di/application/ApplicationModule.kt
@@ -1,21 +1,37 @@
 package com.example.android.dogsapp.common.di.application
 
-import android.app.Application
+import android.content.Context
+import com.example.android.dogsapp.DogsApplication
 import com.example.android.dogsapp.data.network.DogsApi
 import com.example.android.dogsapp.data.repository.DogsRepository
 import com.example.android.dogsapp.data.repository.DogsRepositoryImpl
+import com.example.android.dogsapp.ui.utils.RefreshManager
+import com.example.android.dogsapp.ui.utils.SwipeToRefreshManagerImpl
 import com.squareup.moshi.Moshi
 import com.squareup.moshi.kotlin.reflect.KotlinJsonAdapterFactory
 import dagger.Module
 import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.android.qualifiers.ApplicationContext
+import dagger.hilt.components.SingletonComponent
 import retrofit2.Retrofit
 import retrofit2.converter.moshi.MoshiConverterFactory
+import javax.inject.Singleton
+
+
+private const val BASE_URL = "https://dog.ceo/api/"
 
 @Module
-class ApplicationModule(private val application: Application) {
+@InstallIn(SingletonComponent::class)
+object ApplicationModule {
+
+    @Singleton
+    @Provides
+    fun provideApplication(@ApplicationContext app: Context): DogsApplication =
+        app as DogsApplication
 
+    @Singleton
     @Provides
-    @ApplicationScope
     fun retrofit(): Retrofit {
         val moshi = Moshi.Builder()
             .add(KotlinJsonAdapterFactory())
@@ -27,19 +43,19 @@ class ApplicationModule(private val application: Application) {
             .build()
     }
 
+    @Singleton
     @Provides
-    @ApplicationScope
-    fun provideDogsRepository(dogsApi: DogsApi): DogsRepository = DogsRepositoryImpl(dogsApi)
+    fun provideDogsApi(retrofit: Retrofit): DogsApi {
+        return retrofit.create(DogsApi::class.java)
+    }
 
     @Provides
-    @ApplicationScope
-    fun application() = application
+    fun provideDogsRepository(dogsApi: DogsApi): DogsRepository {
+        return DogsRepositoryImpl(dogsApi)
+    }
 
     @Provides
-    @ApplicationScope
-    fun dogsApi(retrofit: Retrofit): DogsApi = retrofit.create(DogsApi::class.java)
-
-    companion object{
-        private const val BASE_URL = "https://dog.ceo/api/"
+    fun provideRefreshManager(swipeToRefreshManagerImpl: SwipeToRefreshManagerImpl): RefreshManager {
+        return swipeToRefreshManagerImpl
     }
-}
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/example/android/dogsapp/data/repository/DogsRepository.kt b/app/src/main/java/com/example/android/dogsapp/data/repository/DogsRepository.kt
index 85a5c5d..460ec2c 100644
--- a/app/src/main/java/com/example/android/dogsapp/data/repository/DogsRepository.kt
+++ b/app/src/main/java/com/example/android/dogsapp/data/repository/DogsRepository.kt
@@ -4,4 +4,4 @@ import com.example.android.dogsapp.data.domain.DogsResponse
 
 interface DogsRepository {
     suspend fun getDogsPhotos(): DogsResponse
-}
\ No newline at end of file
+}
diff --git a/app/src/main/java/com/example/android/dogsapp/data/repository/DogsRepositoryImpl.kt b/app/src/main/java/com/example/android/dogsapp/data/repository/DogsRepositoryImpl.kt
index 1776fc5..6351daf 100644
--- a/app/src/main/java/com/example/android/dogsapp/data/repository/DogsRepositoryImpl.kt
+++ b/app/src/main/java/com/example/android/dogsapp/data/repository/DogsRepositoryImpl.kt
@@ -1,11 +1,9 @@
 package com.example.android.dogsapp.data.repository
 
-import com.example.android.dogsapp.common.di.application.ApplicationScope
 import com.example.android.dogsapp.data.domain.DogsResponse
 import com.example.android.dogsapp.data.network.DogsApi
 import javax.inject.Inject
 
-@ApplicationScope
 class DogsRepositoryImpl @Inject constructor(private val dogsApi: DogsApi): DogsRepository {
 
     override suspend fun getDogsPhotos(): DogsResponse = dogsApi.getRandomDogs()
diff --git a/app/src/main/java/com/example/android/dogsapp/ui/MainActivity.kt b/app/src/main/java/com/example/android/dogsapp/ui/MainActivity.kt
index 96af5f2..c669148 100644
--- a/app/src/main/java/com/example/android/dogsapp/ui/MainActivity.kt
+++ b/app/src/main/java/com/example/android/dogsapp/ui/MainActivity.kt
@@ -6,38 +6,25 @@ import androidx.databinding.DataBindingUtil
 import androidx.navigation.findNavController
 import androidx.navigation.fragment.NavHostFragment
 import androidx.navigation.ui.NavigationUI
-import com.example.android.dogsapp.DogsApplication
 import com.example.android.dogsapp.R
-import com.example.android.dogsapp.common.di.activity.ActivityComponent
-import com.example.android.dogsapp.common.di.activity.DaggerActivityComponent
 import com.example.android.dogsapp.databinding.ActivityMainBinding
+import dagger.hilt.android.AndroidEntryPoint
 
+@AndroidEntryPoint
 class MainActivity : AppCompatActivity() {
-    private lateinit var activityComponent: ActivityComponent
-
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        activityComponent = DaggerActivityComponent.builder()
-            .applicationComponent((application as DogsApplication).appComponent)
-            .build()
-
-        activityComponent.inject(this)
-
         DataBindingUtil.setContentView<ActivityMainBinding>(this, R.layout.activity_main)
 
         val navHostFragment = supportFragmentManager
-            .findFragmentById(R.id.nav_host_fragment) as NavHostFragment
+            .findFragmentById(R.id.nav_host_fragment_container) as NavHostFragment
         val navController = navHostFragment.navController
 
         NavigationUI.setupActionBarWithNavController(this, navController)
     }
 
-    fun getActivityComponent(): ActivityComponent {
-        return activityComponent
-    }
-
     override fun onSupportNavigateUp(): Boolean {
-        val navController = this.findNavController(R.id.nav_host_fragment)
+        val navController = this.findNavController(R.id.nav_host_fragment_container)
         return NavigationUI.navigateUp(navController, null)
     }
 }
diff --git a/app/src/main/java/com/example/android/dogsapp/ui/details/DetailsFragment.kt b/app/src/main/java/com/example/android/dogsapp/ui/details/DetailsFragment.kt
index 531f91a..b1c6798 100644
--- a/app/src/main/java/com/example/android/dogsapp/ui/details/DetailsFragment.kt
+++ b/app/src/main/java/com/example/android/dogsapp/ui/details/DetailsFragment.kt
@@ -7,7 +7,7 @@ import android.view.ViewGroup
 import androidx.fragment.app.Fragment
 import com.example.android.dogsapp.databinding.FragmentDetailsBinding
 
-class DetailsFragment : Fragment(){
+class DetailsFragment : Fragment() {
 
     private lateinit var binding: FragmentDetailsBinding
 
@@ -15,8 +15,6 @@ class DetailsFragment : Fragment(){
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
-        // Inflate the layout for this fragment
-//        return inflater.inflate(R.layout.fragment_details, container, false)
         binding = FragmentDetailsBinding.inflate(inflater, container, false)
         binding.lifecycleOwner = viewLifecycleOwner
 
diff --git a/app/src/main/java/com/example/android/dogsapp/ui/main/DogsAdapter.kt b/app/src/main/java/com/example/android/dogsapp/ui/main/DogsAdapter.kt
index 745fb26..d5b2a5a 100644
--- a/app/src/main/java/com/example/android/dogsapp/ui/main/DogsAdapter.kt
+++ b/app/src/main/java/com/example/android/dogsapp/ui/main/DogsAdapter.kt
@@ -12,10 +12,7 @@ class DogsAdapter(private val listener: DogClickListener) : ListAdapter<Dog, Dog
     DiffCallBack
 ) {
 
-    override fun onCreateViewHolder(
-        parent: ViewGroup,
-        viewType: Int
-    ): DogsViewHolder {
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): DogsViewHolder {
         return DogsViewHolder(GridViewItemBinding.inflate(LayoutInflater.from(parent.context)))
     }
 
@@ -46,4 +43,4 @@ class DogsAdapter(private val listener: DogClickListener) : ListAdapter<Dog, Dog
 
 class DogClickListener(val listener: (dog: Dog) -> Unit) {
     fun onClick(dog: Dog) = listener(dog)
-}
\ No newline at end of file
+}
diff --git a/app/src/main/java/com/example/android/dogsapp/ui/main/MainFragment.kt b/app/src/main/java/com/example/android/dogsapp/ui/main/MainFragment.kt
index 10dd09d..ce44d8f 100644
--- a/app/src/main/java/com/example/android/dogsapp/ui/main/MainFragment.kt
+++ b/app/src/main/java/com/example/android/dogsapp/ui/main/MainFragment.kt
@@ -1,6 +1,5 @@
 package com.example.android.dogsapp.ui.main
 
-import android.content.Context
 import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
@@ -8,29 +7,14 @@ import android.view.ViewGroup
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.viewModels
 import androidx.navigation.fragment.findNavController
-import com.example.android.dogsapp.DogsApplication
-import com.example.android.dogsapp.data.repository.DogsRepository
 import com.example.android.dogsapp.databinding.FragmentMainBinding
-import com.example.android.dogsapp.ui.MainActivity
-import com.example.android.dogsapp.ui.utils.RefreshManager
-import javax.inject.Inject
+import dagger.hilt.android.AndroidEntryPoint
 
+@AndroidEntryPoint
 class MainFragment : Fragment() {
 
     private lateinit var binding: FragmentMainBinding
-
-    @Inject
-    lateinit var dogsRepository: DogsRepository
-
-    @Inject
-    lateinit var refreshManager: RefreshManager
-
-    private val viewModel: MainViewModel by viewModels { MainViewModelFactory(dogsRepository, refreshManager) }
-
-    override fun onAttach(context: Context) {
-        super.onAttach(context)
-        (requireActivity() as MainActivity).getActivityComponent().inject(this)
-    }
+    private val viewModel: MainViewModel by viewModels()
 
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
diff --git a/app/src/main/java/com/example/android/dogsapp/ui/main/MainViewModel.kt b/app/src/main/java/com/example/android/dogsapp/ui/main/MainViewModel.kt
index 59de574..8a8a278 100644
--- a/app/src/main/java/com/example/android/dogsapp/ui/main/MainViewModel.kt
+++ b/app/src/main/java/com/example/android/dogsapp/ui/main/MainViewModel.kt
@@ -7,11 +7,14 @@ import androidx.lifecycle.viewModelScope
 import com.example.android.dogsapp.data.domain.Dog
 import com.example.android.dogsapp.data.repository.DogsRepository
 import com.example.android.dogsapp.ui.utils.RefreshManager
+import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.launch
+import javax.inject.Inject
 
 enum class DogsApiStatus { LOADING, ERROR, DONE }
 
-class MainViewModel(
+@HiltViewModel
+class MainViewModel @Inject constructor(
     private val dogsRepository: DogsRepository,
     private val refreshManager: RefreshManager
 ) : ViewModel() {
@@ -21,7 +24,6 @@ class MainViewModel(
         get() = _status
 
     private val _dogs = MutableLiveData<List<Dog>>()
-
     val dogs: LiveData<List<Dog>>
         get() = _dogs
 
diff --git a/app/src/main/java/com/example/android/dogsapp/ui/utils/SwipeToRefreshManagerImpl.kt b/app/src/main/java/com/example/android/dogsapp/ui/utils/SwipeToRefreshManagerImpl.kt
index 3c345c7..592511f 100644
--- a/app/src/main/java/com/example/android/dogsapp/ui/utils/SwipeToRefreshManagerImpl.kt
+++ b/app/src/main/java/com/example/android/dogsapp/ui/utils/SwipeToRefreshManagerImpl.kt
@@ -23,4 +23,4 @@ class SwipeToRefreshManagerImpl @Inject constructor() : RefreshManager {
             refreshListener?.invoke()
         }
     }
-}
\ 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 ade2cf1..f37c379 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -12,12 +12,12 @@
         android:layout_height="match_parent">
 
         <androidx.fragment.app.FragmentContainerView
-            android:id="@+id/nav_host_fragment"
+            android:id="@+id/nav_host_fragment_container"
             android:name="androidx.navigation.fragment.NavHostFragment"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             app:defaultNavHost="true"
-            app:navGraph="@navigation/nav_graph" />
+            app:navGraph="@navigation/navgraph" />
 
     </FrameLayout>
 </layout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_details.xml b/app/src/main/res/layout/fragment_details.xml
index 941b68f..3f439cd 100644
--- a/app/src/main/res/layout/fragment_details.xml
+++ b/app/src/main/res/layout/fragment_details.xml
@@ -43,6 +43,7 @@
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"
                     android:layout_marginTop="16dp"
+                    android:gravity="center"
                     android:textAppearance="?attr/textAppearanceHeadline5"
                     app:breedName="@{dog.imageUrl}"
                     tools:text="Breed Name" />
diff --git a/app/src/main/res/navigation/nav_graph.xml b/app/src/main/res/navigation/navgraph.xml
similarity index 96%
rename from app/src/main/res/navigation/nav_graph.xml
rename to app/src/main/res/navigation/navgraph.xml
index 91cf773..bfef9d1 100644
--- a/app/src/main/res/navigation/nav_graph.xml
+++ b/app/src/main/res/navigation/navgraph.xml
@@ -2,7 +2,7 @@
 <navigation xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/nav_graph"
+    android:id="@+id/navgraph"
     app:startDestination="@id/mainFragment">
 
     <fragment
diff --git a/build.gradle b/build.gradle
index 14e5eaa..2124980 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,4 +1,14 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
+buildscript {
+    repositories {
+        google()
+        mavenCentral()
+    }
+    dependencies {
+        classpath "com.google.dagger:hilt-android-gradle-plugin:2.44" // Add Hilt classpath here
+    }
+}
+
 plugins {
     id 'com.android.application' version '7.3.1' apply false
     id 'com.android.library' version '7.3.1' apply false