Add gh_akp_release.yaml

Author: w2sv

.github/signing_setup.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+# taken from https://github.com/PaulWoitaschek/Voice/blob/main/ci_signing_setup.sh
+decode_env_to_file() {
+  local env_var="${1}"
+  local dest_file="${2}"
+  if [[ -n "${!env_var}" ]]; then
+    if [[ ! -f "${dest_file}" ]]; then
+      echo "${!env_var}" | base64 --decode >"${dest_file}"
+      echo "Success: Written to ${dest_file}"
+    else
+      echo "Warning: File ${dest_file} already exists, not overwritten."
+    fi
+  else
+    echo "Warning: Environment variable ${env_var} is empty or not set, no action taken."
+  fi
+}
+
+decode_env_to_file "SIGNING_KEYSTORE" "../keys.jks"
+decode_env_to_file "SIGNING_PROPERTIES" "../keys.properties"

.github/workflows/gh_apk_release.yaml

@@ -0,0 +1,34 @@
+on: workflow_dispatch
+
+env:
+    GRADLE_OPTS: -Dorg.gradle.jvmargs="-Xmx3072m -XX:MaxMetaspaceSize=1g -Xms512m -XX:+HeapDumpOnOutOfMemoryError"
+    SIGNING_KEYSTORE_PLAY: ${{ secrets.SIGNING_KEYSTORE }}
+    SIGNING_PROPERTIES_PLAY: ${{ secrets.SIGNING_PROPERTIES }}
+
+jobs:
+    build:
+        runs-on: ubuntu-latest
+        steps:
+            -   uses: actions/checkout@v4
+
+            -   name: Setup JDK
+                uses: actions/setup-java@v4
+                with:
+                    java-version: 17
+                    distribution: temurin
+
+            -   name: Setup Signing
+                run: .github/signing_setup.sh
+
+            -   name: Build release APK
+                run: ./gradlew assembleRelease
+
+            -   name: Extract version from gradle.properties
+                id: version
+                run: echo "VERSION=$(grep -Po '^version=\K.*' gradle.properties)" >> $GITHUB_OUTPUT
+
+            -   name: Create Github Release
+                uses: softprops/action-gh-release@v1
+                with:
+                    tag_name: ${{ steps.version.outputs.VERSION }}
+                    files: app/build/outputs/apk/release/${{ steps.version.outputs.VERSION }}.apk