frontend/android: create new android id for lnalpha

Now it is possible to compile the app using separated Android app
id, which allows the LN app to co-exhists with the debug one.

`make android-ln` to compile it,
`make deploy-ln` to install through adb.

.github/workflows/ci.yml

@@ -57,15 +57,15 @@ jobs:
             ~/.gradle/caches
             ~/.gradle/wrapper
       - name: Build Android
-        run: ./scripts/github-ci.sh android
+        run: ./scripts/github-ci.sh android-ln
         env:
           OS_NAME: linux
       - name: Upload APK
         id: upload
         uses: actions/upload-artifact@v4
         with:
-          path: frontends/android/BitBoxApp/app/build/outputs/apk/debug/app-debug.apk
-          name: BitBoxApp-android-${{github.sha}}.apk
+          path: frontends/android/BitBoxApp/app/build/outputs/apk/lnalpha/app-lnalpha.apk
+          name: BitBoxApp-android-ln-${{github.sha}}.apk
           if-no-files-found: error
   qt-linux:
     runs-on: ubuntu-22.04

Makefile

@@ -69,6 +69,9 @@ qt-windows:
 android:
 	$(MAKE) buildweb
 	cd frontends/android && ${MAKE} apk-debug
+android-ln:
+	$(MAKE) buildweb
+	cd frontends/android && ${MAKE} apk-ln
 ios:
 	cd frontends/ios && ${MAKE} build
 osx-sec-check:

frontends/android/BitBoxApp/app/build.gradle

@@ -16,14 +16,30 @@ android {
             minifyEnabled false
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
             resValue "string", "app_name", "BitBoxApp"
+            manifestPlaceholders = [
+                    appName: "BitBoxApp",
+                    appIcon: "@mipmap/ic_launcher",
+                    appRoundIcon: "@mipmap/ic_launcher_round",
+            ]
         }
         debug {
             applicationIdSuffix ".debug"
             resValue "string", "app_name", "BitBoxApp DEBUG"
+            manifestPlaceholders = [
+                    appName: "BitBoxApp DEBUG",
+                    appIcon: "@mipmap/ic_launcher",
+                    appRoundIcon: "@mipmap/ic_launcher_round",
+            ]
         }
         lnalpha {
             applicationIdSuffix ".lnalpha"
             resValue "string", "app_name", "BitBoxApp LN Alpha"
+            manifestPlaceholders = [
+                    appName: "BitBoxApp LN Alpha",
+                    appIcon: "@mipmap/ic_launcher_lnalpha",
+                    appRoundIcon: "@mipmap/ic_launcher_lnalpha_round",
+            ]
+            signingConfig signingConfigs.debug // Use debug signing
         }
     }
     namespace 'ch.shiftcrypto.bitboxapp'

frontends/android/BitBoxApp/app/src/main/AndroidManifest.xml

@@ -30,9 +30,9 @@
 
     <application
         android:allowBackup="true"
-        android:icon="@mipmap/ic_launcher"
-        android:label="@string/app_name"
-        android:roundIcon="@mipmap/ic_launcher_round"
+        android:label="${appName}"
+        android:icon="${appIcon}"
+        android:roundIcon="${appRoundIcon}"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
         <!-- This tag might be required when interacting with Google Play Services, see https://developers.google.com/android/guides/setup. -->

frontends/android/Makefile

@@ -3,8 +3,13 @@ include ../../android-env.mk.inc
 apk-debug:
 	${MAKE} prepare-android
 	cd BitBoxApp && ./gradlew assemble
+apk-ln:
+	${MAKE} prepare-android
+	cd BitBoxApp && ./gradlew assembleLnalpha
 deploy-debug:
 	adb install -r ./BitBoxApp/app/build/outputs/apk/debug/app-debug.apk
+deploy-ln:
+	adb install -r ./BitBoxApp/app/build/outputs/apk/lnalpha/app-lnalpha.apk
 clean:
 	cd BitBoxApp && ./gradlew clean
 prepare-android: