feat: supported flatpak

.github/workflows/flatpak-bundle.yml

@@ -0,0 +1,70 @@
+on:
+  push:
+    # NOTE: Proposal to make this action available only for tags
+    #tags:
+    #- 'v*.*.*'
+
+name: flatpak build
+jobs:
+  prepare-repo:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: cache of container
+        id: cache-container
+        uses: actions/cache@v3
+        with:
+          path: prepare-dist
+          key: ${{ runner.os }}-container
+      - name: Run latest-tag
+        id: latest-tag
+        uses: oprypin/find-latest-tag@v1
+        with:
+          repository:
+            luminous-devs/lume
+            #FIXME: luminous-devs after merged fix, now it just won't find tags
+            # repository: ${{ github.repository }}
+
+      - name: Build container
+        if: steps.cache-container.outputs.cache-hit != 'true'
+        run: |
+          docker buildx build -t flatpak-prepare-lume --build-arg=${{steps.latest-tag.outputs.tag}} --rm --output=. --target=final -f flatpak/Containerfile .
+      - name: Copy flatpak files content
+        run: |
+          cp -r flatpak/*.xml flatpak/*.desktop flatpak/*.yml prepare-dist
+      - uses: actions/upload-artifact@v4
+        with:
+          name: repo-dist
+          path: prepare-dist
+
+  flatpak:
+    name: flatpak-bundle
+    needs: prepare-repo
+    runs-on: ubuntu-latest
+    container:
+      image: bilelmoussaoui/flatpak-github-actions:gnome-45
+      options: --privileged
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          name: repo-dist
+      - uses: flatpak/flatpak-github-actions/flatpak-builder@v6
+        with:
+          bundle: lume.flatpak
+          manifest-path: nu.lume.Lume.yml
+          cache-key: flatpak-builder-${{ github.sha }}
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          append_body: true
+          files: lume.flatpak
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - uses: geekyeggo/delete-artifact@v4
+        with:
+          name: repo-dist
+          token: ${{ secrets.GITHUB_TOKEN }}