chore(workflows): clean up Flatpak CI workflow and remove deprecated Snap build scripts

.github/workflows/build-linux-packages.yml

@@ -1,4 +1,4 @@
-# Linux packaging build test: Flatpak (Snap job commented out for now).
+# Linux packaging build test: Flatpak.
 #
 # Pinned first-party actions (bump tag and SHA together when upgrading):
 #   actions/checkout@v6.0.1            8e8c483db84b4bee98b60c0593521ed34d9990e8
@@ -139,87 +139,3 @@ jobs:
                       out/make/**/*.flatpak
                   if-no-files-found: warn
                   retention-days: 7
-
-    # snap:
-    #     name: Snap (electron-forge)
-    #     needs: frontend
-    #     runs-on: ubuntu-latest
-    #     timeout-minutes: 90
-    #     permissions:
-    #         contents: read
-    #     env:
-    #         FRONTEND_ARTIFACT_NAME: ${{ needs.frontend.outputs.artifact_name }}
-    #         MESHCHATX_FRONTEND_PREBUILT: "1"
-    #         SNAPCRAFT_BUILD_INFO: "1"
-    #     steps:
-    #         - name: Checkout
-    #           uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
-    #
-    #         - name: Install snapcraft
-    #           run: |
-    #               set -euo pipefail
-    #               sudo snap install snapcraft --classic
-    #               snapcraft --version
-    #
-    #         - name: Prepare snaps for Snapcraft (destructive mode)
-    #           run: |
-    #               set -euo pipefail
-    #               sudo snap wait system seed.loaded 2>/dev/null || true
-    #               for snap_name in core22 gnome-42-2204; do
-    #                   if ! snap list "$snap_name" >/dev/null 2>&1; then
-    #                       sudo snap install "$snap_name"
-    #                   fi
-    #                   snap list "$snap_name"
-    #               done
-    #
-    #         - name: Set up Python
-    #           uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
-    #           with:
-    #               python-version: ${{ env.PYTHON_VERSION }}
-    #
-    #         - name: Install Poetry (PyPI pin)
-    #           env:
-    #               POETRY_VERSION: ${{ env.POETRY_VERSION }}
-    #           run: bash scripts/ci/github-install-poetry.sh
-    #
-    #         - name: Set up Node
-    #           uses: actions/setup-node@395ad3262231945c25e8478fd5baf05154b1d79f
-    #           with:
-    #               node-version: ${{ env.NODE_VERSION }}
-    #
-    #         - name: Enable pnpm (corepack)
-    #           run: corepack enable && corepack prepare "pnpm@${PNPM_VERSION}" --activate
-    #
-    #         - name: Install dependencies
-    #           run: bash scripts/ci/github-install-deps.sh
-    #
-    #         - name: Download frontend artifact
-    #           uses: actions/download-artifact@634f93cb2916e3fdff6788551b99b062d0335ce0
-    #           with:
-    #               name: ${{ env.FRONTEND_ARTIFACT_NAME }}
-    #               path: meshchatx/public
-    #
-    #         - name: Verify frontend artifact contents
-    #           run: |
-    #               set -euo pipefail
-    #               test -f meshchatx/public/index.html
-    #               test -d meshchatx/public/assets
-    #               test -d meshchatx/public/reticulum-docs-bundled/current
-    #
-    #         - name: Build snap package
-    #           run: bash scripts/ci/github-build-linux-snap.sh
-    #
-    #         - name: List snap output
-    #           run: |
-    #               set -euo pipefail
-    #               ls -la out/make 2>/dev/null || true
-    #               find out/make -maxdepth 5 -type f -name "*.snap" -print || true
-    #
-    #         - name: Upload snap artifact
-    #           uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4
-    #           with:
-    #               name: meshchatx-linux-snap-${{ github.ref_name }}-${{ github.run_id }}
-    #               path: |
-    #                   out/make/**/*.snap
-    #               if-no-files-found: warn
-    #               retention-days: 7