From a49b59e403b7a2db12a6568d7294790150df994b Mon Sep 17 00:00:00 2001
From: xintaofei <xintaofei@users.noreply.github.com>
Date: Sun, 29 Mar 2026 19:46:41 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=AF=E6=8C=81=E4=B8=80=E9=94=AE=E5=AE=89?=
 =?UTF-8?q?=E8=A3=85=E8=84=9A=E6=9C=AC?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .github/workflows/release.yml | 116 ++++++++++++++++++++++++++++++-
 README.md                     |  79 ++++++++++++++++-----
 docs/readme/README.ar.md      |  79 ++++++++++++++++-----
 docs/readme/README.de.md      |  90 +++++++++++++++++++-----
 docs/readme/README.es.md      |  90 +++++++++++++++++++-----
 docs/readme/README.fr.md      |  90 +++++++++++++++++++-----
 docs/readme/README.ja.md      |  81 +++++++++++++++++-----
 docs/readme/README.ko.md      |  81 +++++++++++++++++-----
 docs/readme/README.pt.md      |  79 ++++++++++++++++-----
 docs/readme/README.zh-CN.md   |  79 ++++++++++++++++-----
 docs/readme/README.zh-TW.md   |  79 ++++++++++++++++-----
 install.ps1                   |  90 ++++++++++++++++++++++++
 install.sh                    | 126 ++++++++++++++++++++++++++++++++++
 13 files changed, 996 insertions(+), 163 deletions(-)
 create mode 100644 install.ps1
 create mode 100755 install.sh

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3bb3836..c3dda50 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -21,6 +21,7 @@ jobs:
     outputs:
       release_id: ${{ steps.release.outputs.release_id }}
       release_url: ${{ steps.release.outputs.release_url }}
+      upload_url: ${{ steps.release.outputs.upload_url }}
       prerelease: ${{ steps.meta.outputs.prerelease }}
       release_body: ${{ steps.release.outputs.release_body }}
     steps:
@@ -161,6 +162,7 @@ jobs:
 
             core.setOutput("release_id", String(release.id));
             core.setOutput("release_url", release.html_url);
+            core.setOutput("upload_url", release.upload_url);
             core.setOutput("release_body", releaseBody);
 
   build-tauri:
@@ -332,6 +334,117 @@ jobs:
           includeUpdaterJson: true
           retryAttempts: 2
 
+  build-server:
+    needs: create-draft-release
+    name: Server ${{ matrix.name }}
+    permissions:
+      contents: write
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: "Linux x64"
+            runner: "ubuntu-22.04"
+            target: "x86_64-unknown-linux-gnu"
+            artifact: "codeg-server-linux-x64"
+          - name: "Linux arm64"
+            runner: "ubuntu-22.04"
+            target: "aarch64-unknown-linux-gnu"
+            artifact: "codeg-server-linux-arm64"
+          - name: "macOS x64"
+            runner: "macos-latest"
+            target: "x86_64-apple-darwin"
+            artifact: "codeg-server-darwin-x64"
+          - name: "macOS arm64"
+            runner: "macos-latest"
+            target: "aarch64-apple-darwin"
+            artifact: "codeg-server-darwin-arm64"
+          - name: "Windows x64"
+            runner: "windows-2022"
+            target: "x86_64-pc-windows-msvc"
+            artifact: "codeg-server-windows-x64"
+    runs-on: ${{ matrix.runner }}
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust stable
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: ${{ matrix.target }}
+
+      - name: Rust cache
+        uses: swatinem/rust-cache@v2
+        with:
+          workspaces: "./src-tauri -> target"
+          shared-key: server-${{ matrix.target }}
+
+      - name: Install Linux arm64 cross compiler
+        if: matrix.target == 'aarch64-unknown-linux-gnu'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y gcc-aarch64-linux-gnu
+          echo "CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER=aarch64-linux-gnu-gcc" >> "$GITHUB_ENV"
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: 10
+          run_install: false
+
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: "pnpm"
+
+      - name: Build frontend
+        run: |
+          pnpm install --frozen-lockfile
+          pnpm build
+
+      - name: Build server binary
+        working-directory: src-tauri
+        run: cargo build --release --bin codeg-server --no-default-features --target ${{ matrix.target }}
+
+      - name: Package (Unix)
+        if: runner.os != 'Windows'
+        run: |
+          mkdir -p dist/${{ matrix.artifact }}
+          cp src-tauri/target/${{ matrix.target }}/release/codeg-server dist/${{ matrix.artifact }}/
+          cp -r out dist/${{ matrix.artifact }}/web
+          cd dist && tar czf ${{ matrix.artifact }}.tar.gz ${{ matrix.artifact }}
+
+      - name: Package (Windows)
+        if: runner.os == 'Windows'
+        shell: pwsh
+        run: |
+          New-Item -ItemType Directory -Force -Path dist/${{ matrix.artifact }}
+          Copy-Item src-tauri/target/${{ matrix.target }}/release/codeg-server.exe dist/${{ matrix.artifact }}/
+          Copy-Item -Recurse out dist/${{ matrix.artifact }}/web
+          Compress-Archive -Path dist/${{ matrix.artifact }} -DestinationPath dist/${{ matrix.artifact }}.zip
+
+      - name: Upload to release (Unix)
+        if: runner.os != 'Windows'
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ needs.create-draft-release.outputs.upload_url }}
+          asset_path: dist/${{ matrix.artifact }}.tar.gz
+          asset_name: ${{ matrix.artifact }}.tar.gz
+          asset_content_type: application/gzip
+
+      - name: Upload to release (Windows)
+        if: runner.os == 'Windows'
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ needs.create-draft-release.outputs.upload_url }}
+          asset_path: dist/${{ matrix.artifact }}.zip
+          asset_name: ${{ matrix.artifact }}.zip
+          asset_content_type: application/zip
+
   build-docker:
     needs: create-draft-release
     name: Build Docker image
@@ -383,7 +496,8 @@ jobs:
     needs:
       - create-draft-release
       - build-tauri
-    if: ${{ needs.build-tauri.result == 'success' }}
+      - build-server
+    if: ${{ needs.build-tauri.result == 'success' && needs.build-server.result == 'success' }}
     runs-on: ubuntu-22.04
     permissions:
       contents: write
diff --git a/README.md b/README.md
index 406545d..77d6d57 100644
--- a/README.md
+++ b/README.md
@@ -157,17 +157,75 @@ cargo build
 
 Codeg can run as a standalone web server without a desktop environment.
 
-#### Option 1: Direct binary
+#### Option 1: One-line install (Linux / macOS)
 
 ```bash
-# Build the server binary
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash
+```
+
+Install a specific version or to a custom directory:
+
+```bash
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash -s -- --version v0.5.0 --dir ~/.local/bin
+```
+
+Then run:
+
+```bash
+codeg-server
+```
+
+#### Option 2: One-line install (Windows PowerShell)
+
+```powershell
+irm https://raw.githubusercontent.com/xintaofei/codeg/main/install.ps1 | iex
+```
+
+Or install a specific version:
+
+```powershell
+.\install.ps1 -Version v0.5.0
+```
+
+#### Option 3: Download from GitHub Releases
+
+Pre-built binaries (with bundled web assets) are available on the [Releases](https://github.com/xintaofei/codeg/releases) page:
+
+| Platform | File |
+| --- | --- |
+| Linux x64 | `codeg-server-linux-x64.tar.gz` |
+| Linux arm64 | `codeg-server-linux-arm64.tar.gz` |
+| macOS x64 | `codeg-server-darwin-x64.tar.gz` |
+| macOS arm64 | `codeg-server-darwin-arm64.tar.gz` |
+| Windows x64 | `codeg-server-windows-x64.zip` |
+
+```bash
+# Example: download, extract, and run
+tar xzf codeg-server-linux-x64.tar.gz
+cd codeg-server-linux-x64
+CODEG_STATIC_DIR=./web ./codeg-server
+```
+
+#### Option 4: Docker
+
+```bash
+docker compose up -d
+
+# Or run directly
+docker run -p 3080:3080 -v codeg-data:/data ghcr.io/xintaofei/codeg:latest
+```
+
+#### Option 5: Build from source
+
+```bash
+pnpm install && pnpm build          # build frontend
 cd src-tauri
 cargo build --release --bin codeg-server --no-default-features
-
-# Run it
-CODEG_PORT=3080 CODEG_STATIC_DIR=../out ./target/release/codeg-server
+CODEG_STATIC_DIR=../out ./target/release/codeg-server
 ```
 
+#### Configuration
+
 Environment variables:
 
 | Variable | Default | Description |
@@ -178,17 +236,6 @@ Environment variables:
 | `CODEG_DATA_DIR` | `~/.local/share/codeg` | SQLite database directory |
 | `CODEG_STATIC_DIR` | `./web` or `./out` | Next.js static export directory |
 
-#### Option 2: Docker
-
-```bash
-# Build and run
-docker compose up -d
-
-# Or build manually
-docker build -t codeg .
-docker run -p 3080:3080 -v codeg-data:/data codeg
-```
-
 ## Architecture
 
 ```text
diff --git a/docs/readme/README.ar.md b/docs/readme/README.ar.md
index 4aab258..0dd3d02 100644
--- a/docs/readme/README.ar.md
+++ b/docs/readme/README.ar.md
@@ -156,17 +156,75 @@ cargo build
 
 يمكن تشغيل Codeg كخادم ويب مستقل بدون بيئة سطح مكتب.
 
-#### الخيار 1: الملف التنفيذي المباشر
+#### الخيار 1: التثبيت بسطر واحد (Linux / macOS)
 
 ```bash
-# بناء الملف التنفيذي للخادم
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash
+```
+
+تثبيت إصدار محدد أو في دليل مخصص:
+
+```bash
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash -s -- --version v0.5.0 --dir ~/.local/bin
+```
+
+ثم التشغيل:
+
+```bash
+codeg-server
+```
+
+#### الخيار 2: التثبيت بسطر واحد (Windows PowerShell)
+
+```powershell
+irm https://raw.githubusercontent.com/xintaofei/codeg/main/install.ps1 | iex
+```
+
+أو تثبيت إصدار محدد:
+
+```powershell
+.\install.ps1 -Version v0.5.0
+```
+
+#### الخيار 3: التنزيل من GitHub Releases
+
+الملفات التنفيذية المُعدّة مسبقًا (مع موارد الويب المضمّنة) متاحة في صفحة [Releases](https://github.com/xintaofei/codeg/releases):
+
+| المنصة | الملف |
+| --- | --- |
+| Linux x64 | `codeg-server-linux-x64.tar.gz` |
+| Linux arm64 | `codeg-server-linux-arm64.tar.gz` |
+| macOS x64 | `codeg-server-darwin-x64.tar.gz` |
+| macOS arm64 | `codeg-server-darwin-arm64.tar.gz` |
+| Windows x64 | `codeg-server-windows-x64.zip` |
+
+```bash
+# مثال: التنزيل والاستخراج والتشغيل
+tar xzf codeg-server-linux-x64.tar.gz
+cd codeg-server-linux-x64
+CODEG_STATIC_DIR=./web ./codeg-server
+```
+
+#### الخيار 4: Docker
+
+```bash
+docker compose up -d
+
+# أو التشغيل مباشرة
+docker run -p 3080:3080 -v codeg-data:/data ghcr.io/xintaofei/codeg:latest
+```
+
+#### الخيار 5: البناء من المصدر
+
+```bash
+pnpm install && pnpm build          # بناء الواجهة الأمامية
 cd src-tauri
 cargo build --release --bin codeg-server --no-default-features
-
-# التشغيل
-CODEG_PORT=3080 CODEG_STATIC_DIR=../out ./target/release/codeg-server
+CODEG_STATIC_DIR=../out ./target/release/codeg-server
 ```
 
+#### التكوين
+
 متغيرات البيئة:
 
 | المتغير | الافتراضي | الوصف |
@@ -177,17 +235,6 @@ CODEG_PORT=3080 CODEG_STATIC_DIR=../out ./target/release/codeg-server
 | `CODEG_DATA_DIR` | `~/.local/share/codeg` | دليل قاعدة بيانات SQLite |
 | `CODEG_STATIC_DIR` | `./web` أو `./out` | دليل التصدير الثابت لـ Next.js |
 
-#### الخيار 2: Docker
-
-```bash
-# البناء والتشغيل
-docker compose up -d
-
-# أو البناء يدويًا
-docker build -t codeg .
-docker run -p 3080:3080 -v codeg-data:/data codeg
-```
-
 ## الهندسة المعمارية
 
 ```text
diff --git a/docs/readme/README.de.md b/docs/readme/README.de.md
index 342d5a3..0fc5218 100644
--- a/docs/readme/README.de.md
+++ b/docs/readme/README.de.md
@@ -154,30 +154,88 @@ cargo clippy
 cargo build
 ```
 
-## Server-Bereitstellung
+### Server-Bereitstellung
 
-Codeg kann als eigenständiger Webserver ohne Tauri-Abhängigkeiten oder GUI betrieben werden.
+Codeg kann als eigenständiger Webserver ohne Desktop-Umgebung betrieben werden.
 
-### Option 1: Direktes Binary
+#### Option 1: Ein-Zeilen-Installation (Linux / macOS)
 
 ```bash
-pnpm server:build
-./target/release/codeg-server
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash
 ```
 
+Eine bestimmte Version oder in ein benutzerdefiniertes Verzeichnis installieren:
+
+```bash
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash -s -- --version v0.5.0 --dir ~/.local/bin
+```
+
+Dann ausführen:
+
+```bash
+codeg-server
+```
+
+#### Option 2: Ein-Zeilen-Installation (Windows PowerShell)
+
+```powershell
+irm https://raw.githubusercontent.com/xintaofei/codeg/main/install.ps1 | iex
+```
+
+Oder eine bestimmte Version installieren:
+
+```powershell
+.\install.ps1 -Version v0.5.0
+```
+
+#### Option 3: Von GitHub Releases herunterladen
+
+Vorkompilierte Binärdateien (mit gebündelten Web-Assets) sind auf der [Releases](https://github.com/xintaofei/codeg/releases)-Seite verfügbar:
+
+| Plattform | Datei |
+| --- | --- |
+| Linux x64 | `codeg-server-linux-x64.tar.gz` |
+| Linux arm64 | `codeg-server-linux-arm64.tar.gz` |
+| macOS x64 | `codeg-server-darwin-x64.tar.gz` |
+| macOS arm64 | `codeg-server-darwin-arm64.tar.gz` |
+| Windows x64 | `codeg-server-windows-x64.zip` |
+
+```bash
+# Beispiel: Herunterladen, Entpacken und Ausführen
+tar xzf codeg-server-linux-x64.tar.gz
+cd codeg-server-linux-x64
+CODEG_STATIC_DIR=./web ./codeg-server
+```
+
+#### Option 4: Docker
+
+```bash
+docker compose up -d
+
+# Oder direkt ausführen
+docker run -p 3080:3080 -v codeg-data:/data ghcr.io/xintaofei/codeg:latest
+```
+
+#### Option 5: Aus Quellcode kompilieren
+
+```bash
+pnpm install && pnpm build          # Frontend kompilieren
+cd src-tauri
+cargo build --release --bin codeg-server --no-default-features
+CODEG_STATIC_DIR=../out ./target/release/codeg-server
+```
+
+#### Konfiguration
+
+Umgebungsvariablen:
+
 | Variable | Standardwert | Beschreibung |
 | --- | --- | --- |
-| CODEG_PORT | 3080 | HTTP-Port |
-| CODEG_HOST | 0.0.0.0 | Bind-Adresse |
-| CODEG_TOKEN | (zufällig) | Authentifizierungstoken |
-| CODEG_DATA_DIR | ~/.local/share/codeg | SQLite-Datenbankverzeichnis |
-| CODEG_STATIC_DIR | ./web oder ./out | Next.js-Statikexport-Verzeichnis |
-
-### Option 2: Docker
-
-```bash
-docker compose up
-```
+| `CODEG_PORT` | `3080` | HTTP-Port |
+| `CODEG_HOST` | `0.0.0.0` | Bind-Adresse |
+| `CODEG_TOKEN` | *(zufällig)* | Authentifizierungstoken (wird beim Start auf stderr ausgegeben) |
+| `CODEG_DATA_DIR` | `~/.local/share/codeg` | SQLite-Datenbankverzeichnis |
+| `CODEG_STATIC_DIR` | `./web` oder `./out` | Next.js-Statikexport-Verzeichnis |
 
 ## Architektur
 
diff --git a/docs/readme/README.es.md b/docs/readme/README.es.md
index ac1bf74..faecb2f 100644
--- a/docs/readme/README.es.md
+++ b/docs/readme/README.es.md
@@ -154,30 +154,88 @@ cargo clippy
 cargo build
 ```
 
-## Despliegue del servidor
+### Despliegue del servidor
 
-Codeg puede ejecutarse como un servidor web independiente sin dependencias de Tauri ni GUI.
+Codeg puede ejecutarse como un servidor web independiente sin entorno de escritorio.
 
-### Opción 1: Binario directo
+#### Opción 1: Instalación en una línea (Linux / macOS)
 
 ```bash
-pnpm server:build
-./target/release/codeg-server
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash
 ```
 
+Instalar una versión específica o en un directorio personalizado:
+
+```bash
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash -s -- --version v0.5.0 --dir ~/.local/bin
+```
+
+Luego ejecutar:
+
+```bash
+codeg-server
+```
+
+#### Opción 2: Instalación en una línea (Windows PowerShell)
+
+```powershell
+irm https://raw.githubusercontent.com/xintaofei/codeg/main/install.ps1 | iex
+```
+
+O instalar una versión específica:
+
+```powershell
+.\install.ps1 -Version v0.5.0
+```
+
+#### Opción 3: Descargar desde GitHub Releases
+
+Los binarios precompilados (con recursos web incluidos) están disponibles en la página de [Releases](https://github.com/xintaofei/codeg/releases):
+
+| Plataforma | Archivo |
+| --- | --- |
+| Linux x64 | `codeg-server-linux-x64.tar.gz` |
+| Linux arm64 | `codeg-server-linux-arm64.tar.gz` |
+| macOS x64 | `codeg-server-darwin-x64.tar.gz` |
+| macOS arm64 | `codeg-server-darwin-arm64.tar.gz` |
+| Windows x64 | `codeg-server-windows-x64.zip` |
+
+```bash
+# Ejemplo: descargar, extraer y ejecutar
+tar xzf codeg-server-linux-x64.tar.gz
+cd codeg-server-linux-x64
+CODEG_STATIC_DIR=./web ./codeg-server
+```
+
+#### Opción 4: Docker
+
+```bash
+docker compose up -d
+
+# O ejecutar directamente
+docker run -p 3080:3080 -v codeg-data:/data ghcr.io/xintaofei/codeg:latest
+```
+
+#### Opción 5: Compilar desde el código fuente
+
+```bash
+pnpm install && pnpm build          # compilar frontend
+cd src-tauri
+cargo build --release --bin codeg-server --no-default-features
+CODEG_STATIC_DIR=../out ./target/release/codeg-server
+```
+
+#### Configuración
+
+Variables de entorno:
+
 | Variable | Valor por defecto | Descripción |
 | --- | --- | --- |
-| CODEG_PORT | 3080 | Puerto HTTP |
-| CODEG_HOST | 0.0.0.0 | Dirección de enlace |
-| CODEG_TOKEN | (aleatorio) | Token de autenticación |
-| CODEG_DATA_DIR | ~/.local/share/codeg | Directorio de base de datos SQLite |
-| CODEG_STATIC_DIR | ./web o ./out | Directorio de exportación estática de Next.js |
-
-### Opción 2: Docker
-
-```bash
-docker compose up
-```
+| `CODEG_PORT` | `3080` | Puerto HTTP |
+| `CODEG_HOST` | `0.0.0.0` | Dirección de enlace |
+| `CODEG_TOKEN` | *(aleatorio)* | Token de autenticación (se imprime en stderr al iniciar) |
+| `CODEG_DATA_DIR` | `~/.local/share/codeg` | Directorio de base de datos SQLite |
+| `CODEG_STATIC_DIR` | `./web` o `./out` | Directorio de exportación estática de Next.js |
 
 ## Arquitectura
 
diff --git a/docs/readme/README.fr.md b/docs/readme/README.fr.md
index d64a8d3..7cc13ef 100644
--- a/docs/readme/README.fr.md
+++ b/docs/readme/README.fr.md
@@ -152,30 +152,88 @@ cargo clippy
 cargo build
 ```
 
-## Déploiement du serveur
+### Déploiement du serveur
 
-Codeg peut fonctionner comme un serveur web autonome sans dépendances Tauri ni interface graphique.
+Codeg peut fonctionner comme un serveur web autonome sans environnement de bureau.
 
-### Option 1 : Binaire direct
+#### Option 1 : Installation en une ligne (Linux / macOS)
 
 ```bash
-pnpm server:build
-./target/release/codeg-server
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash
 ```
 
+Installer une version spécifique ou dans un répertoire personnalisé :
+
+```bash
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash -s -- --version v0.5.0 --dir ~/.local/bin
+```
+
+Puis exécuter :
+
+```bash
+codeg-server
+```
+
+#### Option 2 : Installation en une ligne (Windows PowerShell)
+
+```powershell
+irm https://raw.githubusercontent.com/xintaofei/codeg/main/install.ps1 | iex
+```
+
+Ou installer une version spécifique :
+
+```powershell
+.\install.ps1 -Version v0.5.0
+```
+
+#### Option 3 : Télécharger depuis GitHub Releases
+
+Les binaires pré-compilés (avec les ressources web incluses) sont disponibles sur la page [Releases](https://github.com/xintaofei/codeg/releases) :
+
+| Plateforme | Fichier |
+| --- | --- |
+| Linux x64 | `codeg-server-linux-x64.tar.gz` |
+| Linux arm64 | `codeg-server-linux-arm64.tar.gz` |
+| macOS x64 | `codeg-server-darwin-x64.tar.gz` |
+| macOS arm64 | `codeg-server-darwin-arm64.tar.gz` |
+| Windows x64 | `codeg-server-windows-x64.zip` |
+
+```bash
+# Exemple : télécharger, extraire et exécuter
+tar xzf codeg-server-linux-x64.tar.gz
+cd codeg-server-linux-x64
+CODEG_STATIC_DIR=./web ./codeg-server
+```
+
+#### Option 4 : Docker
+
+```bash
+docker compose up -d
+
+# Ou exécuter directement
+docker run -p 3080:3080 -v codeg-data:/data ghcr.io/xintaofei/codeg:latest
+```
+
+#### Option 5 : Compiler depuis les sources
+
+```bash
+pnpm install && pnpm build          # compiler le frontend
+cd src-tauri
+cargo build --release --bin codeg-server --no-default-features
+CODEG_STATIC_DIR=../out ./target/release/codeg-server
+```
+
+#### Configuration
+
+Variables d'environnement :
+
 | Variable | Valeur par défaut | Description |
 | --- | --- | --- |
-| CODEG_PORT | 3080 | Port HTTP |
-| CODEG_HOST | 0.0.0.0 | Adresse de liaison |
-| CODEG_TOKEN | (aléatoire) | Jeton d'authentification |
-| CODEG_DATA_DIR | ~/.local/share/codeg | Répertoire de base de données SQLite |
-| CODEG_STATIC_DIR | ./web ou ./out | Répertoire d'export statique Next.js |
-
-### Option 2 : Docker
-
-```bash
-docker compose up
-```
+| `CODEG_PORT` | `3080` | Port HTTP |
+| `CODEG_HOST` | `0.0.0.0` | Adresse de liaison |
+| `CODEG_TOKEN` | *(aléatoire)* | Jeton d'authentification (affiché sur stderr au démarrage) |
+| `CODEG_DATA_DIR` | `~/.local/share/codeg` | Répertoire de base de données SQLite |
+| `CODEG_STATIC_DIR` | `./web` ou `./out` | Répertoire d'export statique Next.js |
 
 ## Architecture
 
diff --git a/docs/readme/README.ja.md b/docs/readme/README.ja.md
index 4a06ddd..cf29d10 100644
--- a/docs/readme/README.ja.md
+++ b/docs/readme/README.ja.md
@@ -156,17 +156,75 @@ cargo build
 
 Codeg はデスクトップ環境なしでスタンドアロン Web サーバーとして実行できます。
 
-#### オプション 1: バイナリ直接実行
+#### オプション 1: ワンラインインストール（Linux / macOS）
 
 ```bash
-# サーバーバイナリのビルド
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash
+```
+
+特定のバージョンまたはカスタムディレクトリにインストール:
+
+```bash
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash -s -- --version v0.5.0 --dir ~/.local/bin
+```
+
+実行:
+
+```bash
+codeg-server
+```
+
+#### オプション 2: ワンラインインストール（Windows PowerShell）
+
+```powershell
+irm https://raw.githubusercontent.com/xintaofei/codeg/main/install.ps1 | iex
+```
+
+または特定のバージョンをインストール:
+
+```powershell
+.\install.ps1 -Version v0.5.0
+```
+
+#### オプション 3: GitHub Releases からダウンロード
+
+ビルド済みバイナリ（Web アセットをバンドル済み）は [Releases](https://github.com/xintaofei/codeg/releases) ページからダウンロードできます:
+
+| プラットフォーム | ファイル |
+| --- | --- |
+| Linux x64 | `codeg-server-linux-x64.tar.gz` |
+| Linux arm64 | `codeg-server-linux-arm64.tar.gz` |
+| macOS x64 | `codeg-server-darwin-x64.tar.gz` |
+| macOS arm64 | `codeg-server-darwin-arm64.tar.gz` |
+| Windows x64 | `codeg-server-windows-x64.zip` |
+
+```bash
+# 例: ダウンロード、解凍、実行
+tar xzf codeg-server-linux-x64.tar.gz
+cd codeg-server-linux-x64
+CODEG_STATIC_DIR=./web ./codeg-server
+```
+
+#### オプション 4: Docker
+
+```bash
+docker compose up -d
+
+# または直接実行
+docker run -p 3080:3080 -v codeg-data:/data ghcr.io/xintaofei/codeg:latest
+```
+
+#### オプション 5: ソースからビルド
+
+```bash
+pnpm install && pnpm build          # フロントエンドをビルド
 cd src-tauri
 cargo build --release --bin codeg-server --no-default-features
-
-# 実行
-CODEG_PORT=3080 CODEG_STATIC_DIR=../out ./target/release/codeg-server
+CODEG_STATIC_DIR=../out ./target/release/codeg-server
 ```
 
+#### 設定
+
 環境変数:
 
 | 変数 | デフォルト | 説明 |
@@ -175,18 +233,7 @@ CODEG_PORT=3080 CODEG_STATIC_DIR=../out ./target/release/codeg-server
 | `CODEG_HOST` | `0.0.0.0` | バインドアドレス |
 | `CODEG_TOKEN` | *(ランダム)* | 認証トークン（起動時に stderr に出力） |
 | `CODEG_DATA_DIR` | `~/.local/share/codeg` | SQLite データベースディレクトリ |
-| `CODEG_STATIC_DIR` | `./web` or `./out` | Next.js 静的エクスポートディレクトリ |
-
-#### オプション 2: Docker
-
-```bash
-# ビルドして実行
-docker compose up -d
-
-# または手動でビルド
-docker build -t codeg .
-docker run -p 3080:3080 -v codeg-data:/data codeg
-```
+| `CODEG_STATIC_DIR` | `./web` または `./out` | Next.js 静的エクスポートディレクトリ |
 
 ## アーキテクチャ
 
diff --git a/docs/readme/README.ko.md b/docs/readme/README.ko.md
index 67418b5..4b1c5ac 100644
--- a/docs/readme/README.ko.md
+++ b/docs/readme/README.ko.md
@@ -156,17 +156,75 @@ cargo build
 
 Codeg는 데스크톱 환경 없이 독립형 웹 서버로 실행할 수 있습니다.
 
-#### 옵션 1: 바이너리 직접 실행
+#### 옵션 1: 원라인 설치 (Linux / macOS)
 
 ```bash
-# 서버 바이너리 빌드
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash
+```
+
+특정 버전 또는 사용자 지정 디렉토리에 설치:
+
+```bash
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash -s -- --version v0.5.0 --dir ~/.local/bin
+```
+
+실행:
+
+```bash
+codeg-server
+```
+
+#### 옵션 2: 원라인 설치 (Windows PowerShell)
+
+```powershell
+irm https://raw.githubusercontent.com/xintaofei/codeg/main/install.ps1 | iex
+```
+
+또는 특정 버전 설치:
+
+```powershell
+.\install.ps1 -Version v0.5.0
+```
+
+#### 옵션 3: GitHub Releases에서 다운로드
+
+사전 빌드된 바이너리(웹 에셋 포함)는 [Releases](https://github.com/xintaofei/codeg/releases) 페이지에서 다운로드할 수 있습니다:
+
+| 플랫폼 | 파일 |
+| --- | --- |
+| Linux x64 | `codeg-server-linux-x64.tar.gz` |
+| Linux arm64 | `codeg-server-linux-arm64.tar.gz` |
+| macOS x64 | `codeg-server-darwin-x64.tar.gz` |
+| macOS arm64 | `codeg-server-darwin-arm64.tar.gz` |
+| Windows x64 | `codeg-server-windows-x64.zip` |
+
+```bash
+# 예시: 다운로드, 압축 해제, 실행
+tar xzf codeg-server-linux-x64.tar.gz
+cd codeg-server-linux-x64
+CODEG_STATIC_DIR=./web ./codeg-server
+```
+
+#### 옵션 4: Docker
+
+```bash
+docker compose up -d
+
+# 또는 직접 실행
+docker run -p 3080:3080 -v codeg-data:/data ghcr.io/xintaofei/codeg:latest
+```
+
+#### 옵션 5: 소스에서 빌드
+
+```bash
+pnpm install && pnpm build          # 프론트엔드 빌드
 cd src-tauri
 cargo build --release --bin codeg-server --no-default-features
-
-# 실행
-CODEG_PORT=3080 CODEG_STATIC_DIR=../out ./target/release/codeg-server
+CODEG_STATIC_DIR=../out ./target/release/codeg-server
 ```
 
+#### 구성
+
 환경 변수:
 
 | 변수 | 기본값 | 설명 |
@@ -175,18 +233,7 @@ CODEG_PORT=3080 CODEG_STATIC_DIR=../out ./target/release/codeg-server
 | `CODEG_HOST` | `0.0.0.0` | 바인드 주소 |
 | `CODEG_TOKEN` | *(랜덤)* | 인증 토큰 (시작 시 stderr에 출력) |
 | `CODEG_DATA_DIR` | `~/.local/share/codeg` | SQLite 데이터베이스 디렉토리 |
-| `CODEG_STATIC_DIR` | `./web` or `./out` | Next.js 정적 내보내기 디렉토리 |
-
-#### 옵션 2: Docker
-
-```bash
-# 빌드 및 실행
-docker compose up -d
-
-# 또는 수동으로 빌드
-docker build -t codeg .
-docker run -p 3080:3080 -v codeg-data:/data codeg
-```
+| `CODEG_STATIC_DIR` | `./web` 또는 `./out` | Next.js 정적 내보내기 디렉토리 |
 
 ## 아키텍처
 
diff --git a/docs/readme/README.pt.md b/docs/readme/README.pt.md
index a887918..2831ba1 100644
--- a/docs/readme/README.pt.md
+++ b/docs/readme/README.pt.md
@@ -156,17 +156,75 @@ cargo build
 
 O Codeg pode ser executado como um servidor web standalone sem ambiente desktop.
 
-#### Opção 1: Binário direto
+#### Opção 1: Instalação em uma linha (Linux / macOS)
 
 ```bash
-# Build do binário do servidor
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash
+```
+
+Instalar uma versão específica ou em um diretório personalizado:
+
+```bash
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash -s -- --version v0.5.0 --dir ~/.local/bin
+```
+
+Em seguida, executar:
+
+```bash
+codeg-server
+```
+
+#### Opção 2: Instalação em uma linha (Windows PowerShell)
+
+```powershell
+irm https://raw.githubusercontent.com/xintaofei/codeg/main/install.ps1 | iex
+```
+
+Ou instalar uma versão específica:
+
+```powershell
+.\install.ps1 -Version v0.5.0
+```
+
+#### Opção 3: Baixar do GitHub Releases
+
+Binários pré-compilados (com recursos web incluídos) estão disponíveis na página de [Releases](https://github.com/xintaofei/codeg/releases):
+
+| Plataforma | Arquivo |
+| --- | --- |
+| Linux x64 | `codeg-server-linux-x64.tar.gz` |
+| Linux arm64 | `codeg-server-linux-arm64.tar.gz` |
+| macOS x64 | `codeg-server-darwin-x64.tar.gz` |
+| macOS arm64 | `codeg-server-darwin-arm64.tar.gz` |
+| Windows x64 | `codeg-server-windows-x64.zip` |
+
+```bash
+# Exemplo: baixar, extrair e executar
+tar xzf codeg-server-linux-x64.tar.gz
+cd codeg-server-linux-x64
+CODEG_STATIC_DIR=./web ./codeg-server
+```
+
+#### Opção 4: Docker
+
+```bash
+docker compose up -d
+
+# Ou executar diretamente
+docker run -p 3080:3080 -v codeg-data:/data ghcr.io/xintaofei/codeg:latest
+```
+
+#### Opção 5: Compilar a partir do código-fonte
+
+```bash
+pnpm install && pnpm build          # compilar frontend
 cd src-tauri
 cargo build --release --bin codeg-server --no-default-features
-
-# Executar
-CODEG_PORT=3080 CODEG_STATIC_DIR=../out ./target/release/codeg-server
+CODEG_STATIC_DIR=../out ./target/release/codeg-server
 ```
 
+#### Configuração
+
 Variáveis de ambiente:
 
 | Variável | Padrão | Descrição |
@@ -177,17 +235,6 @@ Variáveis de ambiente:
 | `CODEG_DATA_DIR` | `~/.local/share/codeg` | Diretório do banco de dados SQLite |
 | `CODEG_STATIC_DIR` | `./web` ou `./out` | Diretório de exportação estática do Next.js |
 
-#### Opção 2: Docker
-
-```bash
-# Build e execução
-docker compose up -d
-
-# Ou build manual
-docker build -t codeg .
-docker run -p 3080:3080 -v codeg-data:/data codeg
-```
-
 ## Arquitetura
 
 ```text
diff --git a/docs/readme/README.zh-CN.md b/docs/readme/README.zh-CN.md
index f5d5779..089630d 100644
--- a/docs/readme/README.zh-CN.md
+++ b/docs/readme/README.zh-CN.md
@@ -156,17 +156,75 @@ cargo build
 
 Codeg 可以作为独立 Web 服务器运行，无需桌面环境。
 
-#### 方式一：直接运行二进制
+#### 方式一：一键安装（Linux / macOS）
 
 ```bash
-# 构建服务器二进制
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash
+```
+
+安装指定版本或到自定义目录：
+
+```bash
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash -s -- --version v0.5.0 --dir ~/.local/bin
+```
+
+然后运行：
+
+```bash
+codeg-server
+```
+
+#### 方式二：一键安装（Windows PowerShell）
+
+```powershell
+irm https://raw.githubusercontent.com/xintaofei/codeg/main/install.ps1 | iex
+```
+
+或安装指定版本：
+
+```powershell
+.\install.ps1 -Version v0.5.0
+```
+
+#### 方式三：从 GitHub Releases 下载
+
+预构建二进制文件（已打包 Web 前端资源）可在 [Releases](https://github.com/xintaofei/codeg/releases) 页面下载：
+
+| 平台 | 文件 |
+| --- | --- |
+| Linux x64 | `codeg-server-linux-x64.tar.gz` |
+| Linux arm64 | `codeg-server-linux-arm64.tar.gz` |
+| macOS x64 | `codeg-server-darwin-x64.tar.gz` |
+| macOS arm64 | `codeg-server-darwin-arm64.tar.gz` |
+| Windows x64 | `codeg-server-windows-x64.zip` |
+
+```bash
+# 示例：下载、解压、运行
+tar xzf codeg-server-linux-x64.tar.gz
+cd codeg-server-linux-x64
+CODEG_STATIC_DIR=./web ./codeg-server
+```
+
+#### 方式四：Docker
+
+```bash
+docker compose up -d
+
+# 或直接运行
+docker run -p 3080:3080 -v codeg-data:/data ghcr.io/xintaofei/codeg:latest
+```
+
+#### 方式五：从源码构建
+
+```bash
+pnpm install && pnpm build          # 构建前端
 cd src-tauri
 cargo build --release --bin codeg-server --no-default-features
-
-# 运行
-CODEG_PORT=3080 CODEG_STATIC_DIR=../out ./target/release/codeg-server
+CODEG_STATIC_DIR=../out ./target/release/codeg-server
 ```
 
+#### 配置
+
 环境变量：
 
 | 变量 | 默认值 | 说明 |
@@ -177,17 +235,6 @@ CODEG_PORT=3080 CODEG_STATIC_DIR=../out ./target/release/codeg-server
 | `CODEG_DATA_DIR` | `~/.local/share/codeg` | SQLite 数据库目录 |
 | `CODEG_STATIC_DIR` | `./web` 或 `./out` | Next.js 静态导出目录 |
 
-#### 方式二：Docker
-
-```bash
-# 构建并运行
-docker compose up -d
-
-# 或手动构建
-docker build -t codeg .
-docker run -p 3080:3080 -v codeg-data:/data codeg
-```
-
 ## 架构
 
 ```text
diff --git a/docs/readme/README.zh-TW.md b/docs/readme/README.zh-TW.md
index 565bb9f..af79382 100644
--- a/docs/readme/README.zh-TW.md
+++ b/docs/readme/README.zh-TW.md
@@ -156,17 +156,75 @@ cargo build
 
 Codeg 可以作為獨立 Web 伺服器執行，無需桌面環境。
 
-#### 方式一：直接執行二進位檔
+#### 方式一：一鍵安裝（Linux / macOS）
 
 ```bash
-# 建置伺服器二進位檔
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash
+```
+
+安裝指定版本或到自訂目錄：
+
+```bash
+curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash -s -- --version v0.5.0 --dir ~/.local/bin
+```
+
+然後執行：
+
+```bash
+codeg-server
+```
+
+#### 方式二：一鍵安裝（Windows PowerShell）
+
+```powershell
+irm https://raw.githubusercontent.com/xintaofei/codeg/main/install.ps1 | iex
+```
+
+或安裝指定版本：
+
+```powershell
+.\install.ps1 -Version v0.5.0
+```
+
+#### 方式三：從 GitHub Releases 下載
+
+預建置二進位檔（已打包 Web 前端資源）可在 [Releases](https://github.com/xintaofei/codeg/releases) 頁面下載：
+
+| 平台 | 檔案 |
+| --- | --- |
+| Linux x64 | `codeg-server-linux-x64.tar.gz` |
+| Linux arm64 | `codeg-server-linux-arm64.tar.gz` |
+| macOS x64 | `codeg-server-darwin-x64.tar.gz` |
+| macOS arm64 | `codeg-server-darwin-arm64.tar.gz` |
+| Windows x64 | `codeg-server-windows-x64.zip` |
+
+```bash
+# 範例：下載、解壓縮、執行
+tar xzf codeg-server-linux-x64.tar.gz
+cd codeg-server-linux-x64
+CODEG_STATIC_DIR=./web ./codeg-server
+```
+
+#### 方式四：Docker
+
+```bash
+docker compose up -d
+
+# 或直接執行
+docker run -p 3080:3080 -v codeg-data:/data ghcr.io/xintaofei/codeg:latest
+```
+
+#### 方式五：從原始碼建置
+
+```bash
+pnpm install && pnpm build          # 建置前端
 cd src-tauri
 cargo build --release --bin codeg-server --no-default-features
-
-# 執行
-CODEG_PORT=3080 CODEG_STATIC_DIR=../out ./target/release/codeg-server
+CODEG_STATIC_DIR=../out ./target/release/codeg-server
 ```
 
+#### 設定
+
 環境變數：
 
 | 變數 | 預設值 | 說明 |
@@ -177,17 +235,6 @@ CODEG_PORT=3080 CODEG_STATIC_DIR=../out ./target/release/codeg-server
 | `CODEG_DATA_DIR` | `~/.local/share/codeg` | SQLite 資料庫目錄 |
 | `CODEG_STATIC_DIR` | `./web` 或 `./out` | Next.js 靜態匯出目錄 |
 
-#### 方式二：Docker
-
-```bash
-# 建置並執行
-docker compose up -d
-
-# 或手動建置
-docker build -t codeg .
-docker run -p 3080:3080 -v codeg-data:/data codeg
-```
-
 ## 架構
 
 ```text
diff --git a/install.ps1 b/install.ps1
new file mode 100644
index 0000000..58e54ad
--- /dev/null
+++ b/install.ps1
@@ -0,0 +1,90 @@
+#
+# Codeg Server installer for Windows
+# Usage:
+#   irm https://raw.githubusercontent.com/xintaofei/codeg/main/install.ps1 | iex
+#   .\install.ps1 -Version v0.5.0
+#
+
+param(
+    [string]$Version = "",
+    [string]$InstallDir = "$env:LOCALAPPDATA\codeg"
+)
+
+$ErrorActionPreference = "Stop"
+$Repo = "xintaofei/codeg"
+$Artifact = "codeg-server-windows-x64"
+
+# ── Resolve version ──
+
+if (-not $Version) {
+    Write-Host "Fetching latest release..."
+    $release = Invoke-RestMethod "https://api.github.com/repos/$Repo/releases/latest"
+    $Version = $release.tag_name
+    if (-not $Version) {
+        Write-Error "Could not determine latest version"
+        exit 1
+    }
+}
+
+Write-Host "Installing codeg-server $Version (windows/x64)..."
+
+# ── Download and extract ──
+
+$Url = "https://github.com/$Repo/releases/download/$Version/$Artifact.zip"
+$TmpDir = Join-Path $env:TEMP "codeg-install-$(Get-Random)"
+New-Item -ItemType Directory -Force -Path $TmpDir | Out-Null
+$ZipPath = Join-Path $TmpDir "$Artifact.zip"
+
+Write-Host "Downloading $Url..."
+try {
+    Invoke-WebRequest -Uri $Url -OutFile $ZipPath -UseBasicParsing
+} catch {
+    Write-Error "Download failed. Check that version $Version exists and has a $Artifact asset."
+    exit 1
+}
+
+Write-Host "Extracting..."
+Expand-Archive -Path $ZipPath -DestinationPath $TmpDir -Force
+
+# ── Install ──
+
+New-Item -ItemType Directory -Force -Path $InstallDir | Out-Null
+
+$BinarySrc = Join-Path $TmpDir $Artifact "codeg-server.exe"
+if (-not (Test-Path $BinarySrc)) {
+    Write-Error "Binary not found in archive"
+    exit 1
+}
+Copy-Item $BinarySrc -Destination (Join-Path $InstallDir "codeg-server.exe") -Force
+
+# Install web assets
+$WebSrc = Join-Path $TmpDir $Artifact "web"
+$WebDir = Join-Path $InstallDir "web"
+if (Test-Path $WebSrc) {
+    Write-Host "Installing web assets to $WebDir..."
+    if (Test-Path $WebDir) { Remove-Item $WebDir -Recurse -Force }
+    Copy-Item $WebSrc -Destination $WebDir -Recurse
+}
+
+# ── Add to PATH ──
+
+$UserPath = [Environment]::GetEnvironmentVariable("Path", "User")
+if ($UserPath -notlike "*$InstallDir*") {
+    [Environment]::SetEnvironmentVariable("Path", "$UserPath;$InstallDir", "User")
+    Write-Host "Added $InstallDir to user PATH (restart terminal to take effect)"
+}
+
+# ── Cleanup ──
+
+Remove-Item $TmpDir -Recurse -Force -ErrorAction SilentlyContinue
+
+# ── Done ──
+
+Write-Host ""
+Write-Host "codeg-server installed to $InstallDir\codeg-server.exe"
+Write-Host ""
+Write-Host "Quick start:"
+Write-Host "  `$env:CODEG_STATIC_DIR=`"$WebDir`"; codeg-server"
+Write-Host ""
+Write-Host "Or with custom settings:"
+Write-Host "  `$env:CODEG_PORT=`"3080`"; `$env:CODEG_TOKEN=`"your-secret`"; `$env:CODEG_STATIC_DIR=`"$WebDir`"; codeg-server"
diff --git a/install.sh b/install.sh
new file mode 100755
index 0000000..6dd6f45
--- /dev/null
+++ b/install.sh
@@ -0,0 +1,126 @@
+#!/usr/bin/env bash
+#
+# Codeg Server installer
+# Usage:
+#   curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash
+#   curl -fsSL https://raw.githubusercontent.com/xintaofei/codeg/main/install.sh | bash -s -- --version v0.5.0
+#
+
+set -euo pipefail
+
+REPO="xintaofei/codeg"
+INSTALL_DIR="${CODEG_INSTALL_DIR:-/usr/local/bin}"
+VERSION=""
+
+# ── Parse arguments ──
+
+while [[ $# -gt 0 ]]; do
+  case "$1" in
+    --version) VERSION="$2"; shift 2 ;;
+    --dir)     INSTALL_DIR="$2"; shift 2 ;;
+    --help)
+      echo "Usage: install.sh [--version VERSION] [--dir INSTALL_DIR]"
+      echo ""
+      echo "Options:"
+      echo "  --version   Version to install (e.g. v0.5.0). Default: latest"
+      echo "  --dir       Installation directory. Default: /usr/local/bin"
+      exit 0
+      ;;
+    *) echo "Unknown option: $1"; exit 1 ;;
+  esac
+done
+
+# ── Detect platform ──
+
+OS="$(uname -s)"
+ARCH="$(uname -m)"
+
+case "$OS" in
+  Linux)  PLATFORM="linux" ;;
+  Darwin) PLATFORM="darwin" ;;
+  *)      echo "Error: unsupported OS: $OS"; exit 1 ;;
+esac
+
+case "$ARCH" in
+  x86_64|amd64)  ARCH_SUFFIX="x64" ;;
+  aarch64|arm64)  ARCH_SUFFIX="arm64" ;;
+  *)              echo "Error: unsupported architecture: $ARCH"; exit 1 ;;
+esac
+
+ARTIFACT="codeg-server-${PLATFORM}-${ARCH_SUFFIX}"
+
+# ── Resolve version ──
+
+if [ -z "$VERSION" ]; then
+  echo "Fetching latest release..."
+  VERSION=$(curl -fsSL "https://api.github.com/repos/${REPO}/releases/latest" \
+    | grep '"tag_name"' | head -1 | cut -d'"' -f4)
+  if [ -z "$VERSION" ]; then
+    echo "Error: could not determine latest version"
+    exit 1
+  fi
+fi
+
+echo "Installing codeg-server ${VERSION} (${PLATFORM}/${ARCH_SUFFIX})..."
+
+# ── Download and extract ──
+
+DOWNLOAD_URL="https://github.com/${REPO}/releases/download/${VERSION}/${ARTIFACT}.tar.gz"
+TMP_DIR=$(mktemp -d)
+trap 'rm -rf "$TMP_DIR"' EXIT
+
+echo "Downloading ${DOWNLOAD_URL}..."
+if ! curl -fSL --progress-bar -o "${TMP_DIR}/${ARTIFACT}.tar.gz" "$DOWNLOAD_URL"; then
+  echo "Error: download failed. Check that version ${VERSION} exists and has a ${ARTIFACT} asset."
+  exit 1
+fi
+
+echo "Extracting..."
+tar xzf "${TMP_DIR}/${ARTIFACT}.tar.gz" -C "$TMP_DIR"
+
+# ── Install binary ──
+
+BINARY_SRC="${TMP_DIR}/${ARTIFACT}/codeg-server"
+if [ ! -f "$BINARY_SRC" ]; then
+  echo "Error: binary not found in archive"
+  exit 1
+fi
+
+mkdir -p "$INSTALL_DIR"
+if [ -w "$INSTALL_DIR" ]; then
+  cp "$BINARY_SRC" "${INSTALL_DIR}/codeg-server"
+  chmod +x "${INSTALL_DIR}/codeg-server"
+else
+  echo "Need sudo to install to ${INSTALL_DIR}"
+  sudo cp "$BINARY_SRC" "${INSTALL_DIR}/codeg-server"
+  sudo chmod +x "${INSTALL_DIR}/codeg-server"
+fi
+
+# ── Install web assets ──
+
+WEB_SRC="${TMP_DIR}/${ARTIFACT}/web"
+WEB_DIR="${CODEG_WEB_DIR:-/usr/local/share/codeg/web}"
+
+if [ -d "$WEB_SRC" ]; then
+  echo "Installing web assets to ${WEB_DIR}..."
+  if [ -w "$(dirname "$WEB_DIR")" ] 2>/dev/null; then
+    mkdir -p "$WEB_DIR"
+    cp -r "$WEB_SRC"/* "$WEB_DIR"/
+  else
+    sudo mkdir -p "$WEB_DIR"
+    sudo cp -r "$WEB_SRC"/* "$WEB_DIR"/
+  fi
+fi
+
+# ── Done ──
+
+echo ""
+echo "codeg-server installed to ${INSTALL_DIR}/codeg-server"
+echo ""
+echo "Quick start:"
+echo "  CODEG_STATIC_DIR=${WEB_DIR} codeg-server"
+echo ""
+echo "Or with custom settings:"
+echo "  CODEG_PORT=3080 CODEG_TOKEN=your-secret CODEG_STATIC_DIR=${WEB_DIR} codeg-server"
+echo ""
+echo "The auth token is printed to stderr on startup if not set via CODEG_TOKEN."