Snap support (#1095)

Adds Snap support, though I'm still waiting to hear back from the
Snapcraft team about getting our package listed.

closes #1092

.github/workflows/build-helper.yml

@@ -40,11 +40,8 @@ jobs:
               run: |
                   sudo apt-get update
                   sudo apt-get install --no-install-recommends -y libarchive-tools libopenjp2-tools rpm squashfs-tools
-
+                  sudo snap install snapcraft --classic
-            # We use Zig instead of glibc for cgo compilation as it is more-easily statically linked
+                  sudo snap install zig --classic --beta # We use Zig instead of glibc for cgo compilation as it is more-easily statically linked
-            - name: Setup Zig (Linux only)
-              if: matrix.platform == 'linux'
-              run: sudo snap install zig --classic --beta
 
             # The pre-installed version of the AWS CLI has a segfault problem so we'll install it via Homebrew instead.
             - name: Upgrade AWS CLI (Mac only)
@@ -122,8 +119,15 @@ jobs:
                   path: ${{env.STATIC_DOCSITE_PATH}}
 
             # Build and upload packages
-            - name: Build (not Windows)
+            - name: Build (Linux)
-              if: matrix.platform != 'windows'
+              if: matrix.platform == 'linux'
+              run: task package
+              env:
+                  USE_SYSTEM_FPM: true # Ensure that the installed version of FPM is used rather than the bundled one.
+                  STATIC_DOCSITE_PATH: ${{env.STATIC_DOCSITE_PATH}}
+                  SNAPCRAFT_BUILD_ENVIRONMENT: host
+            - name: Build (Darwin)
+              if: matrix.platform == 'darwin'
               run: task package
               env:
                   USE_SYSTEM_FPM: true # Ensure that the installed version of FPM is used rather than the bundled one.
@@ -133,7 +137,7 @@ jobs:
                   APPLE_APP_SPECIFIC_PASSWORD: ${{ matrix.platform == 'darwin' && secrets.PROD_MACOS_NOTARIZATION_PWD_2 }}
                   APPLE_TEAM_ID: ${{ matrix.platform == 'darwin' && secrets.PROD_MACOS_NOTARIZATION_TEAM_ID_2 }}
                   STATIC_DOCSITE_PATH: ${{env.STATIC_DOCSITE_PATH}}
-            - name: Build (Windows only)
+            - name: Build (Windows)
               if: matrix.platform == 'windows'
               run: task package
               env:

electron-builder.config.cjs

@@ -58,7 +58,7 @@ const config = {
         artifactName: "${name}-${platform}-${arch}-${version}.${ext}",
         category: "TerminalEmulator",
         executableName: pkg.name,
-        target: ["zip", "deb", "rpm", "AppImage", "pacman"],
+        target: ["zip", "deb", "rpm", "snap", "AppImage", "pacman"],
         synopsis: pkg.description,
         description: null,
         desktop: {
@@ -84,6 +84,11 @@ const config = {
     appImage: {
         license: "LICENSE",
     },
+    snap: {
+        base: "core22",
+        confinement: "classic",
+        allowNativeWayland: true,
+    },
     publish: {
         provider: "generic",
         url: "https://dl.waveterm.dev/releases-w2",
@@ -111,9 +116,6 @@ const config = {
             })
                 .filter((f) => f.isFile() && f.name.startsWith("wavesrv"))
                 .forEach((f) => fs.chmodSync(path.resolve(f.parentPath ?? f.path, f.name), 0o755)); // 0o755 corresponds to -rwxr-xr-x
-        } else if (context.electronPlatformName === "linux") {
-            const chromeSandboxPath = path.resolve(context.appOutDir, "chrome-sandbox");
-            fs.chmodSync(chromeSandboxPath, 0o4755);
         }
     },
 };