android: add canary and nightly flavours + fix git version tags

.ci/android/build.sh

@@ -1,12 +1,15 @@
 #!/bin/bash -ex
 
 export NDK_CCACHE=$(which ccache)
+[ "$GITHUB_REPOSITORY" = "citra-emu/citra-canary" ] &&
+   BUILD_FLAVOR=canary ||
+   BUILD_FLAVOR=nightly
 
 ccache -s
 
 cd src/android
 chmod +x ./gradlew
-./gradlew bundleRelease
-./gradlew assembleRelease
+./gradlew assemble${BUILD_FLAVOR}Release
+./gradlew bundle${BUILD_FLAVOR}Release
 
 ccache -s

.ci/android/upload.sh

@@ -3,8 +3,11 @@
 . ./.ci/common/pre-upload.sh
 
 REV_NAME="citra-${GITDATE}-${GITREV}"
+[ "${GITHUB_REPOSITORY}" = "citra-emu/citra-canary" ] &&
+   BUILD_FLAVOR=canary ||
+   BUILD_FLAVOR=nightly
 
-cp src/android/app/build/outputs/apk/release/app-release.apk \
+cp src/android/app/build/outputs/apk/${BUILD_FLAVOR}/release/app-${BUILD_FLAVOR}-release.apk \
   "artifacts/${REV_NAME}.apk"
-cp src/android/app/build/outputs/bundle/release/app-release.aab \
+cp src/android/app/build/outputs/bundle/${BUILD_FLAVOR}Release/app-${BUILD_FLAVOR}-release.aab \
   "artifacts/${REV_NAME}.aab"

src/android/app/build.gradle

@@ -83,6 +83,17 @@ android {
         }
     }
 
+    flavorDimensions "version"
+    productFlavors {
+        canary {
+            dimension "version"
+            applicationIdSuffix ".canary"
+        }
+        nightly {
+            dimension "version"
+        }
+    }
+
     externalNativeBuild {
         cmake {
             version "3.18.1"
@@ -140,5 +151,10 @@ def getVersion() {
         logger.error('Cannot find git, defaulting to dummy version number')
     }
 
+    if (System.getenv("GITHUB_ACTIONS") != null) {
+        def gitTag = System.getenv("GIT_TAG_NAME")
+        versionName = gitTag ?: versionName
+    }
+
     return versionName
 }