diff --git a/.gitignore b/.gitignore
index aa724b77..4d9f76cd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,15 +1,188 @@
+# Created by https://www.toptal.com/developers/gitignore/api/android,androidstudio,kotlin
+# Edit at https://www.toptal.com/developers/gitignore?templates=android,androidstudio,kotlin
+
+### Android ###
+# Gradle files
+.gradle/
+build/
+
+# Local configuration file (sdk path, etc)
+local.properties
+
+# Log/OS Files
+*.log
+
+# Android Studio generated files and folders
+captures/
+.externalNativeBuild/
+.cxx/
+*.apk
+output.json
+
+# IntelliJ
 *.iml
-.gradle
-/local.properties
-/.idea/caches
-/.idea/libraries
-/.idea/modules.xml
-/.idea/workspace.xml
-/.idea/navEditor.xml
-/.idea/assetWizardSettings.xml
+.idea/
+misc.xml
+deploymentTargetDropDown.xml
+render.experimental.xml
+
+# Keystore files
+*.jks
+*.keystore
+
+# Google Services (e.g. APIs or Firebase)
+google-services.json
+
+# Android Profiling
+*.hprof
+
+### Android Patch ###
+gen-external-apklibs
+
+# Replacement of .externalNativeBuild directories introduced
+# with Android Studio 3.5.
+
+### Kotlin ###
+# Compiled class file
+*.class
+
+# Log file
+
+# BlueJ files
+*.ctxt
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+replay_pid*
+
+### AndroidStudio ###
+# Covers files to be ignored for android development using Android Studio.
+
+# Built application files
+*.ap_
+*.aab
+
+# Files for the ART/Dalvik VM
+*.dex
+
+# Java class files
+
+# Generated files
 .DS_Store
-/build
-/captures
+bin/
+gen/
+out/
+
+# Gradle files
+.gradle
+
+# Signing files
+.signing/
+
+# Local configuration file (sdk path, etc)
+
+# Proguard folder generated by Eclipse
+proguard/
+
+# Log Files
+
+# Android Studio
+/*/build/
+/*/local.properties
+/*/out
+/*/*/build
+/*/*/production
+.navigation/
+*.ipr
+*~
+*.swp
+
+# Keystore files
+
+# Google Services (e.g. APIs or Firebase)
+# google-services.json
+
+# Android Patch
+
+# External native build folder generated in Android Studio 2.2 and later
 .externalNativeBuild
-.cxx
-local.properties
+
+# NDK
+obj/
+
+# IntelliJ IDEA
+*.iws
+/out/
+
+# User-specific configurations
+.idea/caches/
+.idea/libraries/
+.idea/shelf/
+.idea/workspace.xml
+.idea/tasks.xml
+.idea/.name
+.idea/compiler.xml
+.idea/copyright/profiles_settings.xml
+.idea/encodings.xml
+.idea/misc.xml
+.idea/modules.xml
+.idea/scopes/scope_settings.xml
+.idea/dictionaries
+.idea/vcs.xml
+.idea/jsLibraryMappings.xml
+.idea/datasources.xml
+.idea/dataSources.ids
+.idea/sqlDataSources.xml
+.idea/dynamic.xml
+.idea/uiDesigner.xml
+.idea/assetWizardSettings.xml
+.idea/gradle.xml
+.idea/jarRepositories.xml
+.idea/navEditor.xml
+
+# Legacy Eclipse project files
+.classpath
+.project
+.cproject
+.settings/
+
+# Mobile Tools for Java (J2ME)
+
+# Package Files #
+
+# virtual machine crash logs (Reference: http://www.java.com/en/download/help/error_hotspot.xml)
+
+## Plugin-specific files:
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Mongo Explorer plugin
+.idea/mongoSettings.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+### AndroidStudio Patch ###
+
+!/gradle/wrapper/gradle-wrapper.jar
+
+# End of https://www.toptal.com/developers/gitignore/api/android,androidstudio,kotlin
\ No newline at end of file
diff --git a/app/src/main/java/com/depromeet/spot/di/DataSourceModule.kt b/app/src/main/java/com/depromeet/spot/di/DataSourceModule.kt
index 5ecc0343..9e55fa7a 100644
--- a/app/src/main/java/com/depromeet/spot/di/DataSourceModule.kt
+++ b/app/src/main/java/com/depromeet/spot/di/DataSourceModule.kt
@@ -2,18 +2,19 @@ package com.depromeet.spot.di
 
 import com.depromeet.data.datasource.ExampleDataSource
 import com.depromeet.data.datasource.remote.ExampleDataSourcelmpl
+import dagger.Binds
 import dagger.Module
-import dagger.Provides
 import dagger.hilt.InstallIn
 import dagger.hilt.components.SingletonComponent
 import javax.inject.Singleton
 
 @Module
 @InstallIn(SingletonComponent::class)
-object DataSourceModule {
+abstract class DataSourceModule {
 
-    @Provides
+    @Binds
     @Singleton
-    fun provideMockDataSource(mockDataSourceImpl: ExampleDataSourcelmpl): ExampleDataSource =
-        mockDataSourceImpl
+    abstract fun bindExampleDataSource(
+        exampleDataSourcelmpl: ExampleDataSourcelmpl
+    ): ExampleDataSource
 }
diff --git a/app/src/main/java/com/depromeet/spot/di/RepositoryModule.kt b/app/src/main/java/com/depromeet/spot/di/RepositoryModule.kt
index 342388b8..155ad873 100644
--- a/app/src/main/java/com/depromeet/spot/di/RepositoryModule.kt
+++ b/app/src/main/java/com/depromeet/spot/di/RepositoryModule.kt
@@ -2,6 +2,7 @@ package com.depromeet.spot.di
 
 import com.depromeet.data.repository.ExampleRepositoryImpl
 import com.depromeet.domain.repository.ExampleRepository
+import dagger.Binds
 import dagger.Module
 import dagger.Provides
 import dagger.hilt.InstallIn
@@ -10,10 +11,11 @@ import javax.inject.Singleton
 
 @Module
 @InstallIn(SingletonComponent::class)
-object RepositoryModule {
+abstract class RepositoryModule {
 
-    @Provides
+    @Binds
     @Singleton
-    fun provideMockRepository(mockRepositoryImpl: ExampleRepositoryImpl): ExampleRepository =
-        mockRepositoryImpl
+    abstract fun bindExampleRepository(
+        exampleRepositoryImpl: ExampleRepositoryImpl
+    ): ExampleRepository
 }