Action: Add github action gradle build

This patch adds github action to build android

Signed-off-by: Yelin Jeong <[email protected]>

.github/workflows/android.yml

@@ -0,0 +1,35 @@
+name: Android Build Test
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+    runs-on: ubuntu-22.04
+    steps:
+    - uses: nttld/setup-ndk@v1
+      id: setup-ndk
+      with:
+        ndk-version: r25c
+        link-to-sdk: true
+    - uses: actions/checkout@v4
+      with:
+        ref: ${{ github.event.pull_request.head.sha }}
+        fetch-depth: -${{ github.event.pull_request.commits }}
+    - name: Setup Java
+      uses: actions/setup-java@v4
+      with:
+        distribution: 'temurin'
+        java-version: 17
+    - name: Setup Gradle
+      uses: gradle/gradle-build-action@v3
+      with:
+        arguments: build
+    - name: Upload nnstreamer-api aar
+      uses: actions/upload-artifact@v4
+      with:
+        name: nnstreamer-api-aar
+        path: nnstreamer-api/build/outputs/aar/*