Fix app signing config

Author: Correct-Syntax

.gitignore

@@ -8,6 +8,7 @@
 .buildlog/
 .history
 .svn/
+.key/
 migrate_working_dir/
 assets/bibles/.temp/*.ESFM
 

android/app/build.gradle

@@ -22,6 +22,12 @@ if (flutterVersionName == null) {
     flutterVersionName = '1.0'
 }
 
+def keystoreProperties = new Properties()
+def keystorePropertiesFile = rootProject.file('key.properties')
+if (keystorePropertiesFile.exists()) {
+    keystoreProperties.load(new FileInputStream(keystorePropertiesFile))
+}
+
 android {
     namespace "com.bibleside.bibleside"
     compileSdkVersion flutter.compileSdkVersion
@@ -52,9 +58,10 @@ android {
 
     buildTypes {
         release {
-            // TODO: Add your own signing config for the release build.
-            // Signing with the debug keys for now, so `flutter run --release` works.
-            signingConfig signingConfigs.debug
+            keyAlias keystoreProperties['keyAlias']
+            keyPassword keystoreProperties['keyPassword']
+            storeFile keystoreProperties['storeFile'] ? file(keystoreProperties['storeFile']) : null
+            storePassword keystoreProperties['storePassword']
         }
     }