feat: introduce desktop app with Tauri (#296)

.github/workflows/tauri-ci.yml

@@ -0,0 +1,90 @@
+name: Tauri CI
+
+on:
+  push:
+    branches: ["main"]
+    paths:
+      - "apps/desktop/**"
+      - "apps/web/**"
+      - "packages/**"
+      - "pnpm-lock.yaml"
+      - ".github/workflows/tauri-ci.yml"
+  pull_request:
+    branches: ["main"]
+    paths:
+      - "apps/desktop/**"
+      - "apps/web/**"
+      - "packages/**"
+      - "pnpm-lock.yaml"
+      - ".github/workflows/tauri-ci.yml"
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  build:
+    name: Build (${{ matrix.platform }})
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - platform: macos-latest
+            target: aarch64-apple-darwin
+          - platform: macos-latest
+            target: x86_64-apple-darwin
+          - platform: ubuntu-22.04
+            target: x86_64-unknown-linux-gnu
+          - platform: windows-latest
+            target: x86_64-pc-windows-msvc
+
+    runs-on: ${{ matrix.platform }}
+    timeout-minutes: 60
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: pnpm/action-setup@v4
+        with:
+          version: 10
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: lts/*
+          cache: pnpm
+
+      - name: Install Rust stable
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: ${{ matrix.target }}
+
+      - name: Rust cache
+        uses: swatinem/rust-cache@v2
+        with:
+          workspaces: apps/desktop/src-tauri -> target
+
+      - name: Install Linux dependencies
+        if: matrix.platform == 'ubuntu-22.04'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y \
+            libwebkit2gtk-4.1-dev \
+            libappindicator3-dev \
+            librsvg2-dev \
+            patchelf
+
+      - name: Install JS dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Build Tauri app
+        uses: tauri-apps/tauri-action@v0
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          projectPath: apps/desktop
+          args: --target ${{ matrix.target }}
+          tauriScript: pnpm tauri

.github/workflows/tauri-release.yml

@@ -0,0 +1,82 @@
+name: Tauri Release
+
+on:
+  push:
+    tags:
+      - "v*"
+  workflow_dispatch:
+
+permissions:
+  contents: write
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  build-and-release:
+    name: Release (${{ matrix.platform }})
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - platform: macos-latest
+            target: aarch64-apple-darwin
+          - platform: macos-latest
+            target: x86_64-apple-darwin
+          - platform: ubuntu-22.04
+            target: x86_64-unknown-linux-gnu
+          - platform: windows-latest
+            target: x86_64-pc-windows-msvc
+
+    runs-on: ${{ matrix.platform }}
+    timeout-minutes: 60
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: pnpm/action-setup@v4
+        with:
+          version: 10
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: lts/*
+          cache: pnpm
+
+      - name: Install Rust stable
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: ${{ matrix.target }}
+
+      - name: Rust cache
+        uses: swatinem/rust-cache@v2
+        with:
+          workspaces: apps/desktop/src-tauri -> target
+
+      - name: Install Linux dependencies
+        if: matrix.platform == 'ubuntu-22.04'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y \
+            libwebkit2gtk-4.1-dev \
+            libappindicator3-dev \
+            librsvg2-dev \
+            patchelf
+
+      - name: Install JS dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Build and release Tauri app
+        uses: tauri-apps/tauri-action@v0
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          projectPath: apps/desktop
+          args: --target ${{ matrix.target }}
+          tauriScript: pnpm tauri
+          tagName: ${{ github.ref_name }}
+          releaseName: "Memoh Desktop ${{ github.ref_name }}"
+          releaseBody: "See the [full changelog](https://github.com/${{ github.repository }}/blob/main/CHANGELOG.md) for details."
+          releaseDraft: true
+          prerelease: false

.vscode/settings.json

@@ -36,5 +36,10 @@
   "[python]": {
     "editor.tabSize": 4,
     "editor.insertSpaces": true
+  },
+  "[rust]": {
+    "editor.tabSize": 4,
+    "editor.insertSpaces": true
   }
+
 }

apps/desktop/.gitignore

@@ -0,0 +1,24 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+node_modules
+dist
+dist-ssr
+*.local
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?

apps/desktop/.vscode/extensions.json

@@ -0,0 +1,7 @@
+{
+  "recommendations": [
+    "Vue.volar",
+    "tauri-apps.tauri-vscode",
+    "rust-lang.rust-analyzer"
+  ]
+}

apps/desktop/README.md

@@ -0,0 +1 @@
+# memohai/desktop

apps/desktop/package.json

@@ -0,0 +1,18 @@
+{
+  "name": "@memohai/desktop",
+  "private": true,
+  "version": "0.1.0",
+  "type": "module",
+  "scripts": {
+    "dev": "tauri dev",
+    "build": "tauri build",
+    "tauri": "tauri"
+  },
+  "dependencies": {
+    "@tauri-apps/api": "^2",
+    "@tauri-apps/plugin-opener": "^2"
+  },
+  "devDependencies": {
+    "@tauri-apps/cli": "^2"
+  }
+}

apps/desktop/src-tauri/.gitignore

@@ -0,0 +1,7 @@
+# Generated by Cargo
+# will have compiled files and executables
+/target/
+
+# Generated by Tauri
+# will have schema files for capabilities auto-completion
+/gen/schemas

apps/desktop/src-tauri/Cargo.toml

@@ -0,0 +1,25 @@
+[package]
+name = "desktop"
+version = "0.1.0"
+description = "A Tauri App"
+authors = ["you"]
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[lib]
+# The `_lib` suffix may seem redundant but it is necessary
+# to make the lib name unique and wouldn't conflict with the bin name.
+# This seems to be only an issue on Windows, see https://github.com/rust-lang/cargo/issues/8519
+name = "desktop_lib"
+crate-type = ["staticlib", "cdylib", "rlib"]
+
+[build-dependencies]
+tauri-build = { version = "2", features = [] }
+
+[dependencies]
+tauri = { version = "2", features = [] }
+tauri-plugin-opener = "2"
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+

apps/desktop/src-tauri/build.rs

@@ -0,0 +1,3 @@
+fn main() {
+    tauri_build::build()
+}

apps/desktop/src-tauri/capabilities/default.json

@@ -0,0 +1,10 @@
+{
+  "$schema": "../gen/schemas/desktop-schema.json",
+  "identifier": "default",
+  "description": "Capability for the main window",
+  "windows": ["main"],
+  "permissions": [
+    "core:default",
+    "opener:default"
+  ]
+}

apps/desktop/src-tauri/icons/android/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+  <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+  <background android:drawable="@color/ic_launcher_background"/>
+</adaptive-icon>

apps/desktop/src-tauri/icons/android/values/ic_launcher_background.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+  <color name="ic_launcher_background">#fff</color>
+</resources>

apps/desktop/src-tauri/src/lib.rs

@@ -0,0 +1,23 @@
+use tauri::LogicalSize;
+
+#[tauri::command]
+fn resize_for_route(window: tauri::Window, route: String) {
+    let is_login = route == "/login" || route == "/";
+    if is_login {
+        let _ = window.set_min_size(None::<tauri::Size>);
+        let _ = window.set_size(tauri::Size::Logical(LogicalSize::new(480.0, 700.0)));
+    } else {
+        let _ = window.set_size(tauri::Size::Logical(LogicalSize::new(1280.0, 800.0)));
+        let _ = window.set_min_size(Some(tauri::Size::Logical(LogicalSize::new(960.0, 600.0))));
+    }
+    let _ = window.center();
+}
+
+#[cfg_attr(mobile, tauri::mobile_entry_point)]
+pub fn run() {
+    tauri::Builder::default()
+        .plugin(tauri_plugin_opener::init())
+        .invoke_handler(tauri::generate_handler![resize_for_route])
+        .run(tauri::generate_context!())
+        .expect("error while running tauri application");
+}

apps/desktop/src-tauri/src/main.rs

@@ -0,0 +1,6 @@
+// Prevents additional console window on Windows in release, DO NOT REMOVE!!
+#![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
+
+fn main() {
+    desktop_lib::run()
+}

apps/desktop/src-tauri/tauri.conf.json

@@ -0,0 +1,35 @@
+{
+  "$schema": "https://schema.tauri.app/config/2",
+  "productName": "Memoh",
+  "version": "0.1.0",
+  "identifier": "ai.memoh.desktop",
+  "build": {
+    "beforeDevCommand": "pnpm --filter @memohai/web exec vite --port 1420 --strictPort",
+    "devUrl": "http://localhost:1420",
+    "beforeBuildCommand": "pnpm --filter @memohai/web build",
+    "frontendDist": "../../web/dist"
+  },
+  "app": {
+    "windows": [
+      {
+        "title": "Memoh",
+        "width": 480,
+        "height": 700
+      }
+    ],
+    "security": {
+      "csp": null
+    }
+  },
+  "bundle": {
+    "active": true,
+    "targets": "all",
+    "icon": [
+      "icons/32x32.png",
+      "icons/128x128.png",
+      "icons/128x128@2x.png",
+      "icons/icon.icns",
+      "icons/icon.ico"
+    ]
+  }
+}

apps/web/package.json

@@ -50,6 +50,9 @@
     "vue-sonner": "^2.0.9",
     "zod": "^4.3.5"
   },
+  "optionalDependencies": {
+    "@tauri-apps/api": "^2"
+  },
   "devDependencies": {
     "@memohai/config": "workspace:*",
     "@types/node": "^24.10.1",

apps/web/src/router.ts

@@ -168,4 +168,12 @@ router.beforeEach((to) => {
   return token ? true : { name: 'Login' }
 })
 
+router.afterEach(async (to) => {
+  if (!('__TAURI_INTERNALS__' in window)) return
+  try {
+    const { invoke } = await import('@tauri-apps/api/core')
+    invoke('resize_for_route', { route: to.path })
+  } catch { /* not in Tauri */ }
+})
+
 export default router

mise.toml

@@ -1,4 +1,5 @@
-experimental_monorepo_root = true
+[monorepo]
+config_roots = ["apps/web", "apps/desktop", "apps/browser", "packages/ui", "packages/sdk", "packages/config"]
 
 [tools]
 # Go version from go.mod
@@ -13,6 +14,8 @@ pnpm = "10"
 sqlc = "latest"
 # golangci-lint for Go linting
 "golangci-lint" = "2.10.1"
+# Rust stable toolchain (required by Tauri desktop app)
+rust = "stable"
 
 [task_config]
 dir = "{{cwd}}"
@@ -164,3 +167,14 @@ set -e
 echo '✓ Setup complete! Run: mise run dev'
 echo '  Dev web UI will be available at http://localhost:18082'
 """
+
+[tasks."desktop:dev"]
+description = "Start Tauri desktop app in dev mode (wraps @memohai/web)"
+dir = "{{config_root}}/apps/desktop"
+env = { MEMOH_WEB_PROXY_TARGET = "http://localhost:18080" }
+run = "pnpm tauri dev"
+
+[tasks."desktop:build"]
+description = "Build Tauri desktop app for release"
+dir = "{{config_root}}/apps/desktop"
+run = "pnpm tauri build"