ci: setup release workflow, fix build config, and add docs

Author: Benjaminlooi

.github/workflows/release.yml

@@ -54,6 +54,13 @@ jobs:
         run: |
           echo $ANDROID_KEYSTORE_BASE64 | base64 --decode > android/app/release.keystore
 
+      - name: Generate Debug Keystore
+        run: |
+          if [ ! -f "android/app/debug.keystore" ]; then
+            echo "Generating debug keystore..."
+            keytool -genkey -v -keystore android/app/debug.keystore -storepass android -alias androiddebugkey -keypass android -keyalg RSA -keysize 2048 -validity 10000 -dname "CN=Android Debug,O=Android,C=US"
+          fi
+
       - name: Build Android Release
         run: |
           cd android

android/gradle.properties

@@ -10,7 +10,7 @@
 # Specifies the JVM arguments used for the daemon process.
 # The setting is particularly useful for tweaking memory settings.
 # Default value: -Xmx512m -XX:MaxMetaspaceSize=256m
-org.gradle.jvmargs=-Xmx2048m -XX:MaxMetaspaceSize=512m
+org.gradle.jvmargs=-Xmx4096m -XX:MaxMetaspaceSize=1024m
 
 # When configured, Gradle will run in incubating parallel mode.
 # This option should only be used with decoupled projects. More details, visit