build: add AppImage build (#3401)

apps/electron/forge.config.js

@@ -101,6 +101,18 @@ module.exports = {
         loadingGif: './resources/icons/affine_installing.gif',
       },
     },
+    {
+      name: '@reforged/maker-appimage',
+      config: {
+        name: 'AFFiNE',
+        iconUrl: icoPath,
+        setupIcon: icoPath,
+        platforms: ['linux'],
+        options: {
+          bin: productName,
+        },
+      },
+    },
   ],
   hooks: {
     readPackageJson: async (_, packageJson) => {

apps/electron/package.json

@@ -39,6 +39,7 @@
     "@electron-forge/maker-zip": "^6.2.1",
     "@electron-forge/shared-types": "^6.2.1",
     "@electron/remote": "2.0.10",
+    "@reforged/maker-appimage": "^3.3.1",
     "@toeverything/infra": "workspace:*",
     "@types/fs-extra": "^11.0.1",
     "@types/uuid": "^9.0.2",