Add logic to upload the Godot Android library to MavenCentral

Add environment variable to sign the release build for the Godot Android Editor

build-android/build.sh

@@ -31,7 +31,8 @@ if [ "${CLASSICAL}" == "1" ]; then
  popd
 
  mkdir -p /root/out/tools
- cp bin/android_editor.apk /root/out/tools/
+ # Note: this will fail if the apk is not signed.
+ cp bin/android_editor_builds/android_editor-release.apk /root/out/tools/
 
  $SCONS platform=android arch=arm32 $OPTIONS target=template_debug
  $SCONS platform=android arch=arm32 $OPTIONS target=template_release
@@ -47,6 +48,10 @@ if [ "${CLASSICAL}" == "1" ]; then
 
  pushd platform/android/java
  ./gradlew generateGodotTemplates
+
+ # Push Godot Android library to MavenCentral
+ ./gradlew publishTemplateReleasePublicationToSonatypeRepository --max-workers 1 closeAndReleaseSonatypeStagingRepository
+
  popd
 
  mkdir -p /root/out/templates

build-release.sh

@@ -318,7 +318,7 @@ if [ "${build_classical}" == "1" ]; then
 
  # Editor
  binname="${godot_basename}_android_editor.apk"
- cp out/android/tools/android_editor.apk ${reldir}/${binname}
+ cp out/android/tools/android_editor-release.apk ${reldir}/${binname}
 
  # Templates
  cp out/android/templates/*.apk ${templatesdir}/

config.sh.in

@@ -46,3 +46,25 @@ export APPLE_ID_PASSWORD=""
 export NUGET_SOURCE="nuget.org"
 # API key for publishing NuGet packages to nuget.org
 export NUGET_API_KEY=""
+
+# MavenCentral (sonatype) credentials
+export OSSRH_GROUP_ID=""
+export OSSRH_USERNAME=""
+export OSSRH_PASSWORD=""
+# Sonatype assigned ID used to upload the generated artifacts
+export SONATYPE_STAGING_PROFILE_ID=""
+# Used to sign the artifacts after they're built
+# ID of the GPG key pair, the last eight characters of its fingerprint
+export SIGNING_KEY_ID=""
+# Passphrase of the key pair
+export SIGNING_PASSWORD=""
+# Base64 encoded private GPG key
+export SIGNING_KEY=""
+
+# Android signing configs
+# Path to the Android keystore file used to sign the release build
+export GODOT_ANDROID_SIGN_KEYSTORE=""
+# Key alias used for signing the release build
+export GODOT_ANDROID_KEYSTORE_ALIAS=""
+# Password for the key used for signing the release build
+export GODOT_ANDROID_SIGN_PASSWORD=""