build: sign release

Author: ivanvc

.github/workflows/release.yml

@@ -16,8 +16,16 @@ jobs:
       with:
         java-version: 17
         distribution: 'temurin'
-    - name: Make Gradle executable
-      run: chmod +x ./gradlew
+    - name: Load keystore
+      run: |
+        mkdir -p ~/.gradle && \
+        echo "${{ secrets.KEYSTORE_FILE_CONTENTS }}" | base64 -d > ~/.gradle/keystore && \
+        cat <<EOL > ~/.gradle/gradle.properties
+        RELEASE_STORE_FILE=~/.gradle/keystore
+        RELEASE_STORE_PASSWORD=${{ secrets.RELEASE_STORE_PASSWORD }}
+        RELEASE_KEY_ALIAS=${{ secrets.RELEASE_KEY_ALIAS }}
+        RELEASE_KEY_PASSWORD=${{ secrets.RELEASE_KEY_PASSWORD }}
+        EOL
     - name: Build Release APK
       run: ./gradlew assembleRelease
     - name: Set current directory as a safe repository

app/build.gradle.kts

@@ -27,6 +27,7 @@ android {
                 getDefaultProguardFile("proguard-android-optimize.txt"),
                 "proguard-rules.pro"
             )
+            signingConfig signingConfigs.release
         }
     }
     compileOptions {
@@ -47,6 +48,15 @@ android {
             excludes += "/META-INF/{AL2.0,LGPL2.1}"
         }
     }
+
+    signingConfigs {
+        release {
+            storeFile file(RELEASE_STORE_FILE)
+            storePassword RELEASE_STORE_PASSWORD
+            keyAlias RELEASE_KEY_ALIAS
+            keyPassword RELEASE_KEY_PASSWORD
+        }
+    }
 }
 
 dependencies {
@@ -66,4 +76,4 @@ dependencies {
     androidTestImplementation("androidx.compose.ui:ui-test-junit4")
     debugImplementation("androidx.compose.ui:ui-tooling")
     debugImplementation("androidx.compose.ui:ui-test-manifest")
-}
+}