ci: add Windows matrix to Android build (AppAndFlow#726)

* ci: add Windows matrix to Android build

* ci: use subst on Windows to avoid MAX_PATH in CMake object names

* ci: merge per-OS build steps into single bash branch

* ci: extract Android build to scripts/build-android.sh

* ci: delegate Windows Android build to companion .cmd file

Author: janicduplessis

.github/scripts/build-android.cmd

@@ -0,0 +1,7 @@
+@echo off
+setlocal
+rem subst the workspace to a short drive to avoid Windows MAX_PATH in
+rem CMake-generated object file names from autolinked codegen.
+subst W: "%GITHUB_WORKSPACE%" || exit /b 1
+cd /D W:\example\android || exit /b 1
+call gradlew.bat assembleDebug -PnewArchEnabled=%1

.github/scripts/build-android.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+new_arch="${1:-false}"
+
+if [[ "${RUNNER_OS:-}" == "Windows" ]]; then
+  script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+  cmd //c "$(cygpath -w "$script_dir/build-android.cmd")" "$new_arch"
+else
+  cd example/android
+  ./gradlew assembleDebug -PnewArchEnabled="${new_arch}"
+fi

.github/workflows/android.yml

@@ -18,7 +18,14 @@ on:
 
 jobs:
   android-build:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, windows-latest]
+    defaults:
+      run:
+        shell: bash
     steps:
       - uses: actions/checkout@v4
       - name: Use Node.js 20.x
@@ -43,10 +50,16 @@ jobs:
         run: yarn install
         working-directory: example
       - name: Build android example app with new arch disabled
-        run: ./gradlew assembleDebug -PnewArchEnabled=false
-        working-directory: example/android
+        run: ./.github/scripts/build-android.sh false
   android-build-fabric:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, windows-latest]
+    defaults:
+      run:
+        shell: bash
     steps:
       - uses: actions/checkout@v4
       - name: Use Node.js 20.x
@@ -71,5 +84,4 @@ jobs:
         run: yarn install
         working-directory: example
       - name: Build android example app with new arch enabled
-        run: ./gradlew assembleDebug -PnewArchEnabled=true
-        working-directory: example/android
+        run: ./.github/scripts/build-android.sh true