feat(android): 添加Android平台WebAPI构建支持

- 为Android目标添加file_classification_webapi构建步骤

Author: DataEraserC

.github/workflows/rust.yml

@@ -163,6 +163,14 @@ jobs:
           else
             cargo ndk --target ${{ matrix.target }} --platform 21 -- build --release --bin file_classification_cli --verbose
           fi
+      - name: Build WebAPI for Android target
+        if: ${{ github.event_name != 'workflow_dispatch' || github.event.inputs.build_webapi == 'true' }}
+        run: |
+          if [ -n "$FEATURES" ]; then
+            cargo ndk --target ${{ matrix.target }} --platform 21 -- build --release --bin file_classification_webapi --features "$FEATURES" --verbose
+          else
+            cargo ndk --target ${{ matrix.target }} --platform 21 -- build --release --bin file_classification_webapi --verbose
+          fi
       - name: Set Android binary name
         run: echo "ANDROID_BINARY_NAME=file_classification_cli" >> $GITHUB_ENV
       - name: Upload Android artifacts
@@ -171,6 +179,12 @@ jobs:
         with:
           name: file_classification_cli-android-${{ matrix.target }}
           path: target/${{ matrix.target }}/release/file_classification_cli
+      - name: Upload Android WebAPI artifacts
+        if: ${{ github.event_name != 'workflow_dispatch' || github.event.inputs.build_webapi == 'true' }}
+        uses: actions/upload-artifact@v4
+        with:
+          name: file_classification_webapi-android-${{ matrix.target }}
+          path: target/${{ matrix.target }}/release/file_classification_webapi
 
   build-linux:
     name: Build Linux binaries
@@ -450,3 +464,7 @@ jobs:
             artifacts/file_classification_cli-android-armv7-linux-androideabi/file_classification_cli
             artifacts/file_classification_cli-android-x86_64-linux-android/file_classification_cli
             artifacts/file_classification_cli-android-i686-linux-android/file_classification_cli
+            artifacts/file_classification_webapi-android-aarch64-linux-android/file_classification_webapi
+            artifacts/file_classification_webapi-android-armv7-linux-androideabi/file_classification_webapi
+            artifacts/file_classification_webapi-android-x86_64-linux-android/file_classification_webapi
+            artifacts/file_classification_webapi-android-i686-linux-android/file_classification_webapi