feat(linux): publish Linux builds as tarball (.tar.gz)

[skip ci]

Author: jagandeepbrar

.github/actions/prepare_for_build/action.yml

@@ -157,6 +157,8 @@ runs:
       shell: bash
       run: |
         flutter config --enable-linux-desktop
+        sudo apt-get update -y
+        sudo apt-get install -y ninja-build libgtk-3-dev
 
     - name: Setup macOS Platform
       if: ${{ inputs.platform == 'macos' }}

.github/workflows/build_linux.yml

@@ -25,3 +25,24 @@ jobs:
         with:
           name: linux-snapcraft
           path: ${{ github.workspace }}/output
+
+  build-tarball:
+    name: Tarball Archive
+    runs-on: ubuntu-latest
+    steps:
+      - name: Setup Environment
+        uses: JagandeepBrar/LunaSea/.github/actions/prepare_for_build@master
+        with:
+          platform: linux
+
+      - name: Build LunaSea
+        run: flutter build linux
+
+      - name: Prepare Artifact
+        run: tar czf output/lunasea-linux-amd64.tar.gz -C build/linux/x64/release/bundle/ .
+      
+      - name: Upload Artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: linux-tarball
+          path: ${{ github.workspace }}/output

.github/workflows/publish_s3.yml

@@ -47,6 +47,12 @@ jobs:
           name: ios-appstore-package
           path: ${{ github.workspace }}/output
 
+      - name: Download Linux Tarball
+        uses: actions/download-artifact@v3
+        with:
+          name: linux-tarball
+          path: ${{ github.workspace }}/output
+
       - name: Download Linux Snap
         uses: actions/download-artifact@v3
         with: