build(snap): add snap packaging (#1800)

Fixes #1062.

.github/workflows/publish-snap.yaml

@@ -0,0 +1,58 @@
+name: Publish Snap Package
+
+on:
+  release:
+    types: [published]
+  workflow_dispatch:
+    inputs:
+      channel:
+        description: "Snap Store channel"
+        required: true
+        default: edge
+        type: choice
+        options:
+          - stable
+          - candidate
+          - beta
+          - edge
+  # TODO: Add schedule trigger for edge channel.
+  # schedule:
+  #   - cron: '0 0 * * 1'
+
+permissions: {}
+
+concurrency:
+  group: ${{ github.workflow }}
+  cancel-in-progress: false
+
+jobs:
+  publish:
+    name: ${{ matrix.name }}
+    if: github.repository == 'zealdocs/zeal'
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: amd64
+            os: ubuntu-latest
+          - name: arm64
+            os: ubuntu-24.04-arm
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+        with:
+          fetch-depth: 0
+
+      - name: Build Snap
+        id: build
+        uses: snapcore/action-build@v1
+
+      - name: Publish to Snap Store
+        uses: snapcore/action-publish@v1
+        env:
+          SNAPCRAFT_STORE_CREDENTIALS: ${{ secrets.SNAPCRAFT_STORE_CREDENTIALS }}
+        with:
+          snap: ${{ steps.build.outputs.snap }}
+          release: ${{ inputs.channel || 'stable' }}

.gitignore

@@ -33,6 +33,9 @@ CMakeUserPresets.json
 # Chocolatey
 *.nupkg
 
+# Snap
+*.snap
+
 # Linux appdata
 /assets/freedesktop/org.zealdocs.zeal.appdata.xml
 

pkg/snap/snapcraft.yaml

@@ -0,0 +1,58 @@
+# https://snapcraft.io/docs
+name: zeal
+base: core24
+adopt-info: zeal
+summary: Offline documentation browser
+description: |
+  Zeal is a simple offline documentation browser inspired by Dash.
+  It offers access to over 200 docsets covering various APIs and libraries.
+title: Zeal
+license: GPL-3.0-or-later
+contact: https://go.zealdocs.org/l/contact
+issues: https://github.com/zealdocs/zeal/issues
+source-code: https://github.com/zealdocs/zeal
+website: https://zealdocs.org
+grade: stable
+confinement: strict
+
+lint:
+  ignore:
+    - library:
+        - usr/lib/**/libicuio.so.*
+        - usr/lib/**/libicutest.so.*
+        - usr/lib/**/libicutu.so.*
+
+apps:
+  zeal:
+    command: usr/bin/zeal
+    extensions: [kde-neon-6]
+    plugs:
+      - home
+      - network
+      - opengl
+      - browser-support
+    environment:
+      # Chromium's sandbox conflicts with snap's confinement.
+      QTWEBENGINE_DISABLE_SANDBOX: "1"
+
+parts:
+  zeal:
+    plugin: cmake
+    source: .
+    cmake-parameters:
+      - -DCMAKE_INSTALL_PREFIX=/usr
+      - -DCMAKE_BUILD_TYPE=Release
+    build-packages:
+      - extra-cmake-modules
+      - libarchive-dev
+      - libgl1-mesa-dev
+      - libsqlite3-dev
+      - libvulkan-dev
+      - libxcb-keysyms1-dev
+    stage-packages:
+      - libarchive13t64
+      - libsqlite3-0
+      - libxcb-keysyms1
+    override-build: |
+      craftctl default
+      craftctl set version=$(cat ${CRAFT_PART_BUILD}/zeal_version)

snap

@@ -0,0 +1 @@
+pkg/snap