Add Flatpak release workflow and CI manifest

.github/workflows/flatpak-release.yml

@@ -0,0 +1,50 @@
+name: Flatpak Release
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install flatpak and flatpak-builder
+        run: |
+          sudo apt-get update -q
+          sudo apt-get install -y flatpak flatpak-builder
+
+      - name: Add Flathub remote
+        run: |
+          flatpak remote-add --user --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
+
+      - name: Install runtimes
+        run: |
+          flatpak install -y --user \
+            org.freedesktop.Platform//24.08 \
+            org.freedesktop.Sdk//24.08 \
+            org.freedesktop.Sdk.Extension.rust-stable//24.08
+
+      - name: Generate cargo-sources.json
+        run: |
+          pip3 install tomlkit aiohttp
+          git clone --depth=1 https://github.com/flatpak/flatpak-builder-tools.git /tmp/flatpak-builder-tools
+          python3 /tmp/flatpak-builder-tools/cargo/flatpak-cargo-generator.py \
+            Cargo.lock -o flatpak/cargo-sources.json
+
+      - name: Build Flatpak
+        run: |
+          flatpak-builder --force-clean --user --repo=repo build-dir \
+            flatpak/io.github.HakanSeven12.H7CAD.ci.yml
+
+      - name: Create bundle
+        run: |
+          flatpak build-bundle repo H7CAD.flatpak io.github.HakanSeven12.H7CAD
+
+      - name: Upload bundle to release
+        uses: softprops/action-gh-release@v2
+        with:
+          files: H7CAD.flatpak

flatpak/io.github.HakanSeven12.H7CAD.ci.yml

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+app-id: io.github.HakanSeven12.H7CAD
+runtime: org.freedesktop.Platform
+runtime-version: '24.08'
+sdk: org.freedesktop.Sdk
+sdk-extensions:
+  - org.freedesktop.Sdk.Extension.rust-stable
+command: H7CAD
+
+finish-args:
+  - --device=dri
+  - --socket=wayland
+  - --socket=fallback-x11
+  - --share=ipc
+
+build-options:
+  append-path: /usr/lib/sdk/rust-stable/bin
+  env:
+    CARGO_HOME: /run/build/H7CAD/cargo
+
+modules:
+  - name: H7CAD
+    buildsystem: simple
+    build-commands:
+      - cargo --offline fetch --manifest-path Cargo.toml --verbose
+      - cargo --offline build --release --verbose
+      - install -Dm755 target/release/H7CAD /app/bin/H7CAD
+      - install -Dm644 assets/logo.svg /app/share/icons/hicolor/scalable/apps/io.github.HakanSeven12.H7CAD.svg
+      - install -Dm644 flatpak/io.github.HakanSeven12.H7CAD.desktop /app/share/applications/io.github.HakanSeven12.H7CAD.desktop
+      - install -Dm644 flatpak/io.github.HakanSeven12.H7CAD.metainfo.xml /app/share/metainfo/io.github.HakanSeven12.H7CAD.metainfo.xml
+    sources:
+      - type: dir
+        path: .
+      - flatpak/cargo-sources.json