diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6f0264aa3..5c215da15 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -6,169 +6,135 @@ on:
   merge_group:
 
 jobs:
-  ios-build:
-    runs-on: macos-latest
-    steps:
-      - uses: actions/checkout@v2
-        with:
-          ref: dev
-      - uses: subosito/flutter-action@v2
-        with:
-          # flutter-version: '2.5.2'
-          channel: 'stable'
-      - uses: actions/setup-python@v2
-        with:
-          python-version: '3.8'
-      - name: Preprocess
-        run: | 
-          # cd lib/server
-          # wget -q ${{ secrets.SECRET_SALT }}
-          # wget -q ${{ secrets.SECRET_WSALT }}
-          # cd ../..
-          cat << EOF > lib/server/salt.dart
-            String getValid(foo) {return foo;}
-          EOF
-          cat << EOF > lib/server/wsalt.dart
-            String getValid(foo) {return foo;}
-          EOF
-          python3 preprocess-ios.py
-      - name: Podfile
-        run: |
-          cd ios
-          rm Podfile.lock
-          flutter clean
-          flutter pub get
-          pod install
-          pod update
-          cd ..
-      - name: Build
-        run: |
-          flutter build ios --release --no-codesign
-          mkdir -p Payload
-          mv ./build/ios/iphoneos/Runner.app Payload
-          zip -r -y Payload.zip Payload/Runner.app
-          mv Payload.zip Payload.ipa
-      - name: Upload IPA
-        uses: actions/upload-artifact@v2
-        with:
-          name: ipa-build
-          path: Payload.ipa
+  # ios-build:
+  #   runs-on: macos-latest
+  #   steps:
+  #     - uses: actions/checkout@v2
+  #       with:
+  #         ref: dev
+  #     - uses: subosito/flutter-action@v2
+  #       with:
+  #         # flutter-version: '2.5.2'
+  #         channel: 'stable'
+  #     - uses: actions/setup-python@v2
+  #       with:
+  #         python-version: '3.8'
+  #     - name: Preprocess
+  #       run: | 
+  #         # cd lib/server
+  #         # wget -q ${{ secrets.SECRET_SALT }}
+  #         # wget -q ${{ secrets.SECRET_WSALT }}
+  #         # cd ../..
+  #         cat << EOF > lib/server/salt.dart
+  #           String getValid(foo) {return foo;}
+  #         EOF
+  #         cat << EOF > lib/server/wsalt.dart
+  #           String getValid(foo) {return foo;}
+  #         EOF
+  #         python3 preprocess-ios.py
+  #     - name: Podfile
+  #       run: |
+  #         cd ios
+  #         rm Podfile.lock
+  #         flutter clean
+  #         flutter pub get
+  #         pod install
+  #         pod update
+  #         cd ..
+  #     - name: Build
+  #       run: |
+  #         flutter build ios --release --no-codesign
+  #         mkdir -p Payload
+  #         mv ./build/ios/iphoneos/Runner.app Payload
+  #         zip -r -y Payload.zip Payload/Runner.app
+  #         mv Payload.zip Payload.ipa
+  #     - name: Upload IPA
+  #       uses: actions/upload-artifact@v2
+  #       with:
+  #         name: ipa-build
+  #         path: Payload.ipa
 
   # https://github.com/AppImageCrafters/appimage-builder-flutter-example/blob/main/.github/workflows/appimage.yml
   linux-build:
     runs-on: ubuntu-20.04
+    strategy:
+      matrix:
+        include:
+          - arch: armv7
+            distro: ubuntu20.04
+          - arch: aarch64
+            distro: ubuntu20.04
+          - arch: x64
+            distro: ubuntu20.04
     steps:
     - uses: actions/checkout@v2
     - uses: subosito/flutter-action@v1
+      if: ${{ matrix.arch == 'x64' }}
       # with:
-        # flutter-version: '1.22.4'
+      #   flutter-version: '1.22.4'
     # - run: flutter channel beta
     # - run: flutter upgrade
-    - run: flutter config --enable-linux-desktop
+    - name: flutter config --enable-linux-desktop on host
+      run: flutter config --enable-linux-desktop
+      if: ${{ matrix.arch == 'x64' }}
     - name: "Install dependencies"
+      if: ${{ matrix.arch == 'x64' }}
       run: |
         sudo apt-get update
         sudo apt-get install -y cmake ninja-build build-essential pkg-config curl file git unzip xz-utils zip libgtk-3-dev
-    - name: Clone project-violet/p7zip
-      run: git clone https://github.com/project-violet/p7zip.git
-    - run: mkdir -p p7zip/bin/
-    - name: Build p7zip for linux/armhf
-      uses: pguyot/arm-runner-action@v2
-      id: p7zip-armv7-linux-build
-      with:
-        base_image: raspios_lite:latest
-        copy_artifact_path: p7zip/bin/7zr
-        copy_artifact_dest: p7zip/bin/7zr
-        commands: |
-          cd p7zip
-          make 7zr
-          cd ..
-    - name: Copy bin
-      run: |
-          mkdir -p ./assets/p7zip/linux/armv7/
-          sudo chmod 777 p7zip/bin/7zr
-          sudo chown $USER:$USER p7zip/bin/7zr
-          cp p7zip/bin/7zr ./assets/p7zip/linux/armv7/7zr
-    - name: Clean up project-violet/p7zip
-      run: |
-          cd p7zip
-          git add -A
-          git reset --hard HEAD
-          cd ..
-    - run: mkdir -p p7zip/bin/
-    - name: Build p7zip for linux/arm64
-      uses: pguyot/arm-runner-action@v2
-      id: p7zip-arm64-linux-build
+    - name: Build for linux/${{ matrix.arch }} using uraimo/run-on-arch-action
+      if: ${{ matrix.arch != 'x64' }}
+      uses: uraimo/run-on-arch-action@v2
       with:
-        base_image: raspios_lite_arm64:latest
-        copy_artifact_path: p7zip/bin/7zr
-        copy_artifact_dest: p7zip/bin/7zr
-        commands: |
-          cd p7zip
-          make 7zr
-          cd ..
-    - name: Copy bin
-      run: |
-          mkdir -p ./assets/p7zip/linux/armv8/
-          sudo chmod 777 p7zip/bin/7zr
-          sudo chown $USER:$USER p7zip/bin/7zr
-          cp p7zip/bin/7zr ./assets/p7zip/linux/armv8/7zr
-    - name: Clean up project-violet/p7zip
-      run: |
-          cd p7zip
-          git add -A
-          git reset --hard HEAD
-          cd ..
-    # - name: Build p7zip for linux/x86(not yet)
-    #   run: |
-    #     mkdir -p ./assets/p7zip/linux/x86/
-    #     touch ./assets/p7zip/linux/x86/7zr
-    - name: Build p7zip for linux/x86_64
-      run: |
-        cd p7zip
-        make 7zr
-        cd ..
-    - name: Copy bin
-      run: |
-        mkdir -p ./assets/p7zip/linux/x86_64/
-        chmod 777 p7zip/bin/7zr
-        cp p7zip/bin/7zr ./assets/p7zip/linux/x86_64/7zr
-    - name: Clean up project-violet/p7zip
-      run: |
-          cd p7zip
-          git add -A
-          git reset --hard HEAD
-          cd ..
-    - name: Build flutter app
+        arch: ${{ matrix.arch }}
+        distro: ${{ matrix.distro }}
+        run: |
+          apt-get update
+          apt-get install -y clang cmake ninja-build build-essential pkg-config curl file git unzip xz-utils zip libgtk-3-dev
+          git clone https://github.com/flutter/flutter.git
+          export PATH=$PATH:$(pwd)/flutter/bin
+
+          # cd lib/server
+          # wget -q ${{ secrets.SECRET_SALT }}
+          # wget -q ${{ secrets.SECRET_WSALT }}
+          # cd ../..
+          cat << EOF > lib/server/salt.dart
+            String getValid(foo) {return foo;}
+          EOF
+          cat << EOF > lib/server/wsalt.dart
+            String getValid(foo) {return foo;}
+          EOF
+
+          cp /lib/ld-linux-* /lib/ld-linux-aarch64.so.1
+          flutter doctor -v
+          flutter config --enable-linux-desktop
+          
+          python3 preprocess-linux.py
+          echo flutter build linux
+          flutter build linux
+          find ./build -type f -name '*.so'
+    - name: Build for linux/${{ matrix.arch }} on host
+      if: ${{ matrix.arch == 'x64' }}
       run: |
-        # cd lib/server
-        # wget -q ${{ secrets.SECRET_SALT }}
-        # wget -q ${{ secrets.SECRET_WSALT }}
-        # cd ../..
-        cat << EOF > lib/server/salt.dart
-          String getValid(foo) {return foo;}
-        EOF
-        cat << EOF > lib/server/wsalt.dart
-          String getValid(foo) {return foo;}
-        EOF
+        git clone https://github.com/flutter/flutter.git
+        export PATH=$PATH:$(pwd)/flutter/bin
+        flutter doctor -v
+        
+          # cd lib/server
+          # wget -q ${{ secrets.SECRET_SALT }}
+          # wget -q ${{ secrets.SECRET_WSALT }}
+          # cd ../..
+          cat << EOF > lib/server/salt.dart
+            String getValid(foo) {return foo;}
+          EOF
+          cat << EOF > lib/server/wsalt.dart
+            String getValid(foo) {return foo;}
+          EOF
         python3 preprocess-linux.py
+        echo flutter build linux
         flutter build linux
-        find ./build/linux/x64/release/plugins -type f -name '*.so' -exec cp {} ./build/linux/x64/release/bundle/lib/ \;
-    - name: Save build Artifact
-      uses: actions/upload-artifact@v2
-      with:
-        name: LinuxBuild
-        path: './build/linux/x64/release/bundle'
-    - name: Build AppImage unsing appimage-builder
-      uses: docker://appimagecrafters/appimage-builder:0.8.5
-      with:
-        entrypoint: appimage-builder
-        args: --recipe ./AppImageBuilder.yml --skip-test
-    - name: Save build Artifact
-      uses: actions/upload-artifact@v2
-      with:
-        name: AppImage
-        path: './*.AppImage*'
+        find ./build -type f -name '*.so'
+        
     # - name: Release AppImage
     #   uses: marvinpinto/action-automatic-releases@latest
     #   with:
@@ -179,41 +145,41 @@ jobs:
     #     files: './*.AppImage*'
     #     repo_token: ${{ secrets.GITHUB_TOKEN }}
 
-  android-build:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-        with:
-          ref: dev
-      - uses: actions/setup-java@v1
-        with:
-          java-version: '12.x'
-      - uses: subosito/flutter-action@v1
-        with:
-          # flutter-version: '2.5.2'
-          channel: 'stable'
-      - uses: actions/setup-python@v2
-        with:
-          python-version: '3.8'
-      - name: Preprocess
-        run: | 
-          # cd lib/server
-          # wget -q ${{ secrets.SECRET_SALT }}
-          # wget -q ${{ secrets.SECRET_WSALT }}
-          # cd ../..
-          cat << EOF > lib/server/salt.dart
-            String getValid(foo) {return foo;}
-          EOF
-          cat << EOF > lib/server/wsalt.dart
-            String getValid(foo) {return foo;}
-          EOF
-          python3 preprocess-android.py
-      - name: Build
-        run: |
-          flutter clean
-          flutter build apk --release
-      - name: Upload APK
-        uses: actions/upload-artifact@v2
-        with:
-          name: apk-build
-          path: ./build/app/outputs/apk/release/app-release.apk
+  # android-build:
+  #   runs-on: ubuntu-latest
+  #   steps:
+  #     - uses: actions/checkout@v2
+  #       with:
+  #         ref: dev
+  #     - uses: actions/setup-java@v1
+  #       with:
+  #         java-version: '12.x'
+  #     - uses: subosito/flutter-action@v1
+  #       with:
+  #         # flutter-version: '2.5.2'
+  #         channel: 'stable'
+  #     - uses: actions/setup-python@v2
+  #       with:
+  #         python-version: '3.8'
+  #     - name: Preprocess
+  #       run: | 
+  #         # cd lib/server
+  #         # wget -q ${{ secrets.SECRET_SALT }}
+  #         # wget -q ${{ secrets.SECRET_WSALT }}
+  #         # cd ../..
+  #         cat << EOF > lib/server/salt.dart
+  #           String getValid(foo) {return foo;}
+  #         EOF
+  #         cat << EOF > lib/server/wsalt.dart
+  #           String getValid(foo) {return foo;}
+  #         EOF
+  #         python3 preprocess-android.py
+  #     - name: Build
+  #       run: |
+  #         flutter clean
+  #         flutter build apk --release
+  #     - name: Upload APK
+  #       uses: actions/upload-artifact@v2
+  #       with:
+  #         name: apk-build
+  #         path: ./build/app/outputs/apk/release/app-release.apk