First attempt to create the release pipeline on GitHub actions

Author: Titouan Thibaud

.github/workflows/android_ci.yml

@@ -27,6 +27,7 @@ jobs:
     - name: Run ktlint
       run: ./gradlew ktlintCheck
 
+# TODO: Detekt rules are not fully respected on this code right now.
 #    - name: Run detekt
 #      run: ./gradlew detekt
 

.github/workflows/release_apk.yml

@@ -29,8 +29,8 @@ jobs:
     - name: Grant execute permission for gradlew
       run: chmod +x gradlew
 
-    - name: Run unit tests
-      run: ./gradlew testDebugUnitTest
+#    - name: Run unit tests
+#      run: ./gradlew testDebugUnitTest
 
     - name: Build Release APK
       env:

app/build.gradle.kts

@@ -21,13 +21,32 @@ android {
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }
 
+    signingConfigs {
+        create("release") {
+            val keystoreFile = System.getenv("KEYSTORE_FILE")
+            val keystorePassword = System.getenv("KEYSTORE_PASSWORD")
+            val keyAlias = System.getenv("KEY_ALIAS")
+            val keyPassword = System.getenv("KEY_PASSWORD")
+
+            if (keystoreFile != null && keystorePassword != null && keyAlias != null && keyPassword != null) {
+                this.storeFile = file(keystoreFile)
+                this.storePassword = keystorePassword
+                this.keyAlias = keyAlias
+                this.keyPassword = keyPassword
+            } else if (System.getenv("GITHUB_ACTIONS") == "true") {
+                throw GradleException("Missing one or more release signing environment variables. Please set KEYSTORE_FILE, KEYSTORE_PASSWORD, KEY_ALIAS, KEY_PASSWORD.")
+            }
+        }
+    }
+
     buildTypes {
         release {
             isMinifyEnabled = false
             proguardFiles(
                 getDefaultProguardFile("proguard-android-optimize.txt"),
                 "proguard-rules.pro",
             )
+            signingConfig = signingConfigs.getByName("release")
         }
     }