Fix theMr17#10: Add Dagger Hilt for DI and Setup ApiModule (theMr17#13)

<!-- This will be automatically replaced by a summary generated by
CodeRabbitAI -->
<!-- This is an auto-generated comment: release notes by coderabbit.ai
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## Summary by CodeRabbit

- **New Features**
- Introduced dependency injection support using Dagger Hilt across the
app.
  - Added centralized HTTP client provisioning for network operations.

- **Chores**
- Updated build configuration and dependencies to support Dagger Hilt
and Kotlin Symbol Processing (KSP).
- Configured the app to use a custom Application class for improved
lifecycle management.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

## Issue Reference
* Fixes theMr17#10

## Essential Checklist
<!-- Please tick the relevant boxes by putting an "x" in them (and
remove additional spaces). -->
* [x] The PR title starts with "Fix #bugnum: " (If this PR fixes part of
an issue, prefix the title with "Fix part of #bugnum: ...").
* [x] The PR does not contain any unnecessary code changes from Android
Studio.
* [x] The PR is made from a branch that is **not** called "main" and is
up-to-date with "main".

Author: theMr17

app/build.gradle.kts

@@ -3,6 +3,8 @@ plugins {
     alias(libs.plugins.kotlin.android)
     alias(libs.plugins.kotlin.compose)
     alias(libs.plugins.kotlin.serialization)
+    alias(libs.plugins.ksp)
+    alias(libs.plugins.dagger.hilt)
 }
 
 android {
@@ -58,6 +60,8 @@ dependencies {
     implementation(libs.androidx.ui.tooling.preview)
     implementation(libs.androidx.material3)
     implementation(libs.bundles.ktor)
+    implementation(libs.dagger.hilt)
+    ksp(libs.dagger.hilt.compiler)
 
     testImplementation(libs.junit)
     testImplementation(libs.truth)

app/src/main/AndroidManifest.xml

@@ -3,6 +3,7 @@
     xmlns:tools="http://schemas.android.com/tools">
 
     <application
+        android:name=".GithubNotifierApp"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"

app/src/main/java/com/notifier/app/GithubNotifierApp.kt

@@ -0,0 +1,7 @@
+package com.notifier.app
+
+import android.app.Application
+import dagger.hilt.android.HiltAndroidApp
+
+@HiltAndroidApp
+class GithubNotifierApp : Application()

app/src/main/java/com/notifier/app/MainActivity.kt

@@ -12,7 +12,9 @@ import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.tooling.preview.Preview
 import com.notifier.app.ui.theme.GitHubNotifierTheme
+import dagger.hilt.android.AndroidEntryPoint
 
+@AndroidEntryPoint
 class MainActivity : ComponentActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)

app/src/main/java/com/notifier/app/di/ApiModule.kt

@@ -0,0 +1,18 @@
+package com.notifier.app.di
+
+import com.notifier.app.core.data.networking.HttpClientFactory
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import io.ktor.client.HttpClient
+import io.ktor.client.engine.cio.CIO
+
+@Module
+@InstallIn(SingletonComponent::class)
+object ApiModule {
+    @Provides
+    fun provideHttpClient(): HttpClient {
+        return HttpClientFactory.create(CIO.create())
+    }
+}

build.gradle.kts

@@ -3,4 +3,6 @@ plugins {
     alias(libs.plugins.android.application) apply false
     alias(libs.plugins.kotlin.android) apply false
     alias(libs.plugins.kotlin.compose) apply false
+    alias(libs.plugins.ksp) apply false
+    alias(libs.plugins.dagger.hilt) apply false
 }

gradle/libs.versions.toml

@@ -12,6 +12,8 @@ ktor = "3.1.2"
 truth = "1.1.3"
 kotlinxCoroutinesTest = "1.10.1"
 mockk = "1.13.8"
+ksp = "2.0.21-1.0.27"
+dagger-hilt = "2.56.1"
 
 [libraries]
 androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "coreKtx" }
@@ -37,12 +39,16 @@ ktor-client-mock = { module = "io.ktor:ktor-client-mock", version.ref = "ktor" }
 truth = { group = "com.google.truth", name = "truth", version.ref = "truth" }
 kotlinx-coroutines-test = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-test", version.ref = "kotlinxCoroutinesTest" }
 mockk = { group = "io.mockk", name = "mockk", version.ref = "mockk" }
+dagger-hilt = { group = "com.google.dagger", name = "hilt-android", version.ref = "dagger-hilt" }
+dagger-hilt-compiler = { group = "com.google.dagger", name = "hilt-android-compiler", version.ref = "dagger-hilt" }
 
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }
 kotlin-android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
 kotlin-compose = { id = "org.jetbrains.kotlin.plugin.compose", version.ref = "kotlin" }
 kotlin-serialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }
+ksp = { id = "com.google.devtools.ksp", version.ref = "ksp" }
+dagger-hilt = { id = "com.google.dagger.hilt.android", version.ref = "dagger-hilt" }
 
 [bundles]
 ktor = [